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Table Of Contents
Cisco ASR 9000 Series Right-To-Use (RTU) Licensing
Determining Your Software Version
Features Supported on the Cisco ASR 9000 Series Router
Features Introduced in Cisco IOS XR Software Release 3.9.1
Features Introduced in Cisco IOS XR Software Release 3.9.0
Features Introduced in Cisco IOS XR Software Release 3.7.3
Features Introduced in Cisco IOS XR Software Release 3.7.2
Open Cisco IOS XR Software Release 3.9.1 Caveats
Caveats Specific to the Cisco ASR 9000 Series Router
Resolved Cisco IOS XR Software PSIRT-Related Caveats
Upgrading Cisco IOS XR Software
Obtaining Documentation and Submitting a Service Request
Release Notes for Cisco ASR 9000 Series Aggregation Services Routers for Cisco IOS XR Software Release 3.9.1
April 15, 2013
Cisco ASR 9000 Series Router Software Release 3.9.1
Text Part Number OL-22786-01
Note
For information on Cisco ASR 9000 Series Router running Cisco IOS XR Software Release 3.9.1, see the "Features Introduced in Cisco IOS XR Software Release 3.9.1" section.
These release notes describe the features provided on the Cisco ASR 9000 Series Router running Cisco IOS XR Software Release 3.9.1 and are updated as needed.
For a list of software caveats that apply to the Cisco ASR 9000 Series Router running Cisco IOS XR Software Release 3.9.1, see the "Caveats" section. The caveats are updated for every release and are described on the World Wide Web at www.cisco.com.
Contents
These release notes contain the following sections:
•
Determining Your Software Version
•
Features Supported on the Cisco ASR 9000 Series Router
•
Obtaining Documentation and Submitting a Service Request, page 36
Introduction
Cisco IOS XR software is a distributed operating system designed for continuous system operation combined with service flexibility and high performance.
Cisco IOS XR software running on the Cisco ASR 9000 Series Router provides the following features and benefits:
•
IP and Routing—Supports a wide range of IPv4 and IPv6 services and routing protocols; such as Border Gateway Protocol (BGP), Routing Information Protocol (RIPv2), Intermediate System-to-Intermediate System (IS-IS), Open Shortest Path First (OSPF), IP Multicast, Routing Policy Language (RPL), Hot Standby Router Protocol (HSRP), and Virtual Router Redundancy Protocol features (VRRP).
•
Ethernet Services—The Cisco IOS XR software Release 3.9.1 running on the Cisco ASR 9000 Series Router supports the following Ethernet features:
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Ethernet Virtual Connections (EVCs)
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Flexible VLAN classification
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Flexible VLAN translation
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IEEE bridging
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IEEE 802.1s Multiple Spanning Tree (MST)
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MST Access Gateway
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L2VPN
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Virtual Private LAN Services (VPLS), Hierarchical VPLS (H-VPLS), Virtual Private Wire Service (VPWS), Ethernet over MPLS (EoMPLS), pseudo wire redundancy, and multi segment pseudo wire stitching
•
BGP Prefix Independent Convergence—Provides the ability to converge BGP routes within sub seconds instead of multiple seconds. The Forwarding Information Base (FIB) is updated, independent of a prefix, to converge multiple 100K BGP routes with the occurrence of a single failure. This convergence is applicable to both core and edge failures and with or with out MPLS. This fast convergence innovation is unique to Cisco IOS XR software.
•
Multiprotocol Label Switching (MPLS)—Supports MPLS protocols, including Traffic Engineering (TE) [including TE-FRR and TE Preferred Path], Resource Reservation Protocol (RSVP), Label Distribution Protocol (LDP), Targeted LDP (T-LDP), Differentiated Services (DiffServ)-aware traffic engineering, and Layer 3 Virtual Private Network (L3VPN).
•
Multicast—Provides comprehensive IP Multicast software including Source Specific Multicast (SSM) and Protocol Independent Multicast (PIM) in Sparse Mode only. The Cisco ASR 9000 Series Router also supports Automatic route processing (AutoRP), Multiprotocol BGP (MBGP), Multicast Source Discovery Protocol (MSDP), Internet Group Management Protocol Versions 2 and 3 (IGMPv2 and v3), and IGMPv2 and v3 snooping.
•
Quality of Service (QoS)—Supports QoS mechanisms including policing, marking, queuing, random and hard traffic dropping, and shaping. Additionally, Cisco IOS XR supports modular QoS command-line interface (MQC). MQC is used to configure various QoS features on various Cisco platforms, including the Cisco ASR 9000 Series Router. Supports the following:
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Class-Based Weighted Fair Queuing (CBWFQ)
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Weighted Random Early Detection (WRED)
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Priority Queuing with propagation
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2-rate 3-color (2R3C) Policing
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Modular QoS CLI (MQC)
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4-level Hierarchical-QoS
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Shared Policy Instances
•
Manageability—Provides industry-standard management interfaces including modular command-line interface (CLI), Simple Network Management Protocol (SNMP), and native Extensible Markup Language (XML) interfaces. Includes a comprehensive set of Syslog messaging.
•
Security—Provides comprehensive network security features including Layer 2 and Layer 3access control lists (ACLs); routing authentications; Authentication, Authorization, and Accounting (AAA)/Terminal Access Controller Access Control System (TACACS+); Secure Shell (SSH); Management Plane Protection (MPP) for control plan security; and Simple Network Management Protocol version3 (SNMPv3). Control plane protections integrated into line card Application-Specific Integrated Circuits (ASICs) include Generalized TTL Security Mechanism (GTSM), RFC 3682, and Dynamic Control Plane Protection (DCPP).
•
Availability—Supports rich availability features such as fault containment, fault tolerance, fast switchover, link aggregation, nonstop routing for ISIS, LDP and OSPF, and nonstop forwarding (NSF).
•
Enhanced core competencies:
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IP fast convergence with Fast Reroute (FRR) support for Intermediate System-to-Intermediate System (IS-IS)
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Traffic engineering support for unequal load balancing
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Path Computation Element (PCE) capability for traffic engineering
For more information about new features provided on the Cisco ASR 9000 Series Router platform for Cisco IOS XR Software Release 3.9.1, see the "Features Introduced in Cisco IOS XR Software Release 3.9.1" section in this document.
System Requirements
This section describes the system requirements for Cisco ASR 9000 Series Router Software Release 3.9.1. The system requirements include the following information:
Feature Set Table
The Cisco ASR 9000 Series Router software is packaged in feature sets (also called software images). Each feature set contains a specific set of Cisco ASR 9000 Series Router Software Release 3.9.1 features.
Table 1 lists the Cisco ASR 9000 Series Router software feature set matrix (PIE files) and associated filenames available for the Release 3.9.1 supported on the Cisco ASR 9000 Series Router.
Table 1 Cisco ASR 9000 Series Router Supported Feature Sets
(Cisco IOS XR Software Release 3.9.1 PIE Files) Feature Set Filename Description Composite PackageCisco IOS XR IP Unicast Routing Core Bundle
comp-asr9k-mini.pie-3.9.1
Contains the required core packages, including OS, Admin, Base, Forwarding, Forwarding Processor Card 40G, FPD, Routing, SNMP Agent, Diagnostic Utilities, and Alarm Correlation.
Cisco IOS XR IP Unicast Routing Core Bundle
comp-asr9k-mini.vm-3.9.1
Contains the required core packages including OS, Admin, Base, Forwarding, Forwarding Processor Card 40G, FPD, Routing, SNMP Agent, Diagnostic Utilities, and Alarm Correlation.
Optional Individual Packages1Cisco IOS XR Manageability Package
asr9k-mgbl.pie-3.9.1
CORBA2 agent, XML3 Parser, and HTTP server packages. This PIE also contains some SNMP MIB infrastructure. Certain MIBs won't work if this PIE is not installed.
Cisco IOS XR MPLS Package
asr9k-mpls.pie-3.9.1
MPLS-TE,4 LDP,5 MPLS Forwarding, MPLS OAM,6 LMP,7 OUNI,8 RSVP,9 and Layer-3 VPN.
Cisco IOS XR Multicast Package
asr9k-mcast.pie-3.9.1
Multicast Routing Protocols (PIM, MSDP,10 IGMP,11 Auto-RP), Tools (SAP, MTrace), and Infrastructure (MRIB,12 MURIB13 , MFWD14 ), and BIDIR-PIM.15
Cisco IOS XR Security Package
asr9k-k9sec.pie-3.9.1
Cisco IOS XR Advanced Video Package
asr9k-adv-video-p.pie-3.9.1
Firmware for the advanced video feature for Cisco ASR 9000 Series Router chassis.
Cisco IOS XR Documentation Package
asr9k-doc.pie-3.9.1
.man pages for Cisco IOS XR software on the Cisco ASR 9000 Series Router chassis.
1 Packages are installed individually
2 Common Object Request Broker Architecture
3 Extensible Markup Language
4 MPLS Traffic Engineering
5 Label Distribution Protocol
6 Operations, Administration, and Maintenance
7 Link Manager Protocol
8 Optical User Network Interface
9 Resource Reservation Protocol
10 Multicast Source Discovery Protocol
11 Internet Group Management Protocol
12 Multicast Routing Information Base
13 Multicast-Unicast RIB
14 Multicast forwarding
15 Bidirectional Protocol Independent Multicast
16 Secure Shell
17 Secure Socket Layer
Table 2 lists the Cisco ASR 9000 Series Router TAR files.
Memory Requirements
CautionIf you remove the media in which the software image or configuration is stored, the router may become unstable and fail.
The minimum memory requirements for Cisco ASR 9000 Series Router running Cisco IOS XR Software Release 3.9.1 consist of the following:
•
4-GB memory on the route switch processors (RSPs)
•
2-GB compact flash on route switch processors (RSPs)
These minimum memory requirements are met with the base board design. There are no optional memory or storage upgrades available or required.
Hardware Supported
Cisco IOS XR Software Release 3.9.1 supports Cisco ASR 9000 Series Routers. All hardware features are supported on Cisco IOS XR software, subject to the memory requirements specified in the "Memory Requirements" section.
Table 3 lists the supported hardware components on the Cisco ASR 9000 Series Router and the minimum required software versions. For more information, see the "Other Firmware Support" section.
Software Compatibility
Cisco IOS XR Software Release 3.9.1 is compatible with the following Cisco ASR 9000 Series Router systems:
•
Cisco ASR 9000 Series Router 6-Slot Line Card Chassis
•
Cisco ASR 9000 Series Router 10-Slot Line Card Chassis
Table 4 lists the supported software licenses on the Cisco ASR 9000 Series Router and the appropriate part numbers.
Note that error messages may display if features run without the appropriate licenses installed. For example, when creating or configuring VRF, if the A9K-IVRF-LIC license is not installed before creating a VRF, the following message displays:
RP/0/RSP0/CPU0:PE1-AS1#LC/0/0/CPU0:Dec 15 17:57:53.653 : rsi_agent[247]: %LICENSE-ASR9K_LICENSE-2-INFRA_VRF_NEEDED : 5 VRF(s) are configured without license A9K-iVRF-LIC in violation of the Software Right To Use Agreement. This feature may be disabled by the system without the appropriate license. Contact Cisco to purchase the license immediately to avoid potential service interruption.For Cisco license support, please contact your Cisco Sales Representative or Customer Service at 800 553-NETS (6387) or 408-526-4000. For questions on the program other than ordering, please send e-mail to: cwm-license@cisco.com.
Cisco ASR 9000 Series Right-To-Use (RTU) Licensing
Here are on-line locations of the Cisco ASR 9000 Series Right-To-Use (RTU) licensing docs:
http://www.cisco.com/en/US/docs/routers/asr9000/hardware/Prodlicense/A9k-AIP-LIC-B.html
http://www.cisco.com/en/US/docs/routers/asr9000/hardware/Prodlicense/A9k-AIP-LIC-E.html
Note that Layer 3 VPNs are only to be used after you have purchased a license. Cisco will enforce the RTU of L3VPNs in follow on releases. You should contact Cisco, or check the release notes for the follow on release before upgrading for directions on how to install the license as part of the upgrade - otherwise the L3VPN feature may be affected.
Other Firmware Support
The Cisco ASR 9000 Series Router supports the following firmware code:
•
The minimum ROMMON version required for this release is 1.03 for line cards, 1.04 for RSPs.
•
The minimum CPUCNTRL version required for this release is line card-specific. Use the show fpd package command to check the firmware needed.
Note
For more information about CPU controller bits, see the Managing the Router Hardware section in the Cisco ASR 9000 Series Aggregation Services Router System Management Configuration Guide.
Note
In upgrading from Release 3.7.3 or earlier releases, you may be expected to do a one-time FPD upgrade for any firmware images that may have changed since the last release. Refer to the documents at http://www.cisco.com/web/Cisco_IOS_XR_Software/index.html for upgrade instructions.
Check the firmware needed by running the show fpd package command in admin mode.
RP/0/RSP0/CPU0:PE44_ASR-9010(admin)#show fpd packageFri Apr 23 11:35:00.540 DST=============================== ================================================Field Programmable Device Package================================================SW Min Req Min ReqCard Type FPD Description Type Subtype Version SW Ver HW Vers==================== ========================== ==== ======= =========== ======== =======A9K-40GE-B Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.06 0.0 0.1PortCtrl LC2 lc fpga2 0.09 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-4T-B Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1PHY LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T/4-B Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1PHY LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-2T20GE-B Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.11 0.0 0.1LCClkCtrl LC2 lc cpld3 0.09 0.0 0.1PortCtrl LC2 lc fpga2 0.16 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-40GE-E Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.06 0.0 0.1PortCtrl LC2 lc fpga2 0.09 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-4T-E Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1PHY LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T/4-E Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1PHY LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-2T20GE-E Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.11 0.0 0.1LCClkCtrl LC2 lc cpld3 0.09 0.0 0.1PortCtrl LC2 lc fpga2 0.16 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T-B Can Bus Ctrl (CBC) LC3 lc cbc 6.02 0.0 0.1CPUCtrl LC3 lc cpld1 1.00 0.0 0.1PHYCtrl LC3 lc cpld2 0.08 0.0 0.1LCClkCtrl LC3 lc cpld3 0.03 0.0 0.1DB CPUCtrl LC3 lc cpld4 1.00 0.0 0.1PortCtrl LC3 lc fpga2 0.11 0.0 0.1Raven LC3 lc fpga1 1.00 0.0 0.1ROMMONB LC3 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-16T/8-B Can Bus Ctrl (CBC) LC3 lc cbc 6.02 0.0 0.1CPUCtrl LC3 lc cpld1 1.00 0.0 0.1PHYCtrl LC3 lc cpld2 0.04 0.0 0.1LCClkCtrl LC3 lc cpld3 0.01 0.0 0.1DB CPUCtrl LC3 lc cpld4 1.00 0.0 0.1PortCtrl LC3 lc fpga2 0.01 0.0 0.1Raven LC3 lc fpga1 1.00 0.0 0.1ROMMONB LC3 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T-E Can Bus Ctrl (CBC) LC3 lc cbc 6.02 0.0 0.1CPUCtrl LC3 lc cpld1 1.00 0.0 0.1PHYCtrl LC3 lc cpld2 0.08 0.0 0.1LCClkCtrl LC3 lc cpld3 0.03 0.0 0.1CPUCtrl LC3 lc cpld4 1.00 0.0 0.1PortCtrl LC3 lc fpga2 0.11 0.0 0.1Raven LC3 lc fpga1 1.00 0.0 0.1ROMMONB LC3 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-40GE-L Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.06 0.0 0.1PortCtrl LC2 lc fpga2 0.09 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-4T-L Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1Serdes Upgrade LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T/4-L Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.08 0.0 0.1LCClkCtrl LC2 lc cpld3 0.03 0.0 0.1PortCtrl LC2 lc fpga2 0.10 0.0 0.1Serdes Upgrade LC2 lc fpga3 14.42 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-2T20GE-L Can Bus Ctrl (CBC) LC2 lc cbc 2.02 0.0 0.1CPUCtrl LC2 lc cpld1 0.19 0.0 0.1PHYCtrl LC2 lc cpld2 0.11 0.0 0.1LCClkCtrl LC2 lc cpld3 0.09 0.0 0.1Tomcat LC2 lc fpga2 0.16 0.0 0.1Bridge LC2 lc fpga1 0.42 0.0 0.1ROMMONB LC2 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-8T-L Can Bus Ctrl (CBC) LC3 lc cbc 6.02 0.0 0.1CPUCtrl LC3 lc cpld1 1.00 0.0 0.1PHYCtrl LC3 lc cpld2 0.08 0.0 0.1LCClkCtrl LC3 lc cpld3 0.03 0.0 0.1CPUCtrl LC3 lc cpld4 1.00 0.0 0.1PortCtrl LC3 lc fpga2 0.11 0.0 0.1Raven LC3 lc fpga1 1.00 0.0 0.1ROMMONB LC3 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-SIP-700 Can Bus Ctrl (CBC) LC5 lc cbc 3.03 0.0 0.1CPUCtrl LC5 lc cpld1 0.15 0.0 0.1QFPCPUBridge LC5 lc fpga2 5.14 0.0 0.1NPUXBarBridge LC5 lc fpga1 0.22 0.0 0.1ROMMONB LC5 lc rommon 1.03 0.0 0.1------------------------------------------------------------------------------------------A9K-RSP-2G Can Bus Ctrl (CBC) RSP2 lc cbc 1.02 0.0 0.1CPUCtrl RSP2 lc cpld2 1.17 0.0 0.1IntCtrl RSP2 lc fpga2 1.15 0.0 0.1ClkCtrl RSP2 lc fpga3 1.18 0.0 0.1UTI RSP2 lc fpga4 3.08 0.0 0.1PUNT RSP2 lc fpga1 1.05 0.0 0.1HSBI RSP2 lc hsbi 4.00 0.0 0.1ROMMONB RSP2 lc rommon 1.04 0.0 0.1------------------------------------------------------------------------------------------A9K-RSP-4G Can Bus Ctrl (CBC) RSP2 lc cbc 1.02 0.0 0.1CPUCtrl RSP2 lc cpld2 1.17 0.0 0.1IntCtrl RSP2 lc fpga2 1.15 0.0 0.1ClkCtrl RSP2 lc fpga3 1.18 0.0 0.1UTI RSP2 lc fpga4 3.08 0.0 0.1PUNT RSP2 lc fpga1 1.05 0.0 0.1HSBI RSP2 lc hsbi 4.00 0.0 0.1ROMMONB RSP2 lc rommon 1.04 0.0 0.1------------------------------------------------------------------------------------------A9K-RSP-8G Can Bus Ctrl (CBC) RSP2 lc cbc 1.02 0.0 0.1CPUCtrl RSP2 lc cpld2 1.17 0.0 0.1IntCtrl RSP2 lc fpga2 1.15 0.0 0.1ClkCtrl RSP2 lc fpga3 1.18 0.0 0.1UTI RSP2 lc fpga4 3.08 0.0 0.1PUNT RSP2 lc fpga1 1.05 0.0 0.1HSBI RSP2 lc hsbi 4.00 0.0 0.1ROMMONB RSP2 lc rommon 1.04 0.0 0.1------------------------------------------------------------------------------------------ASR-9010-FAN Can Bus Ctrl (CBC) FAN lc cbc 4.00 0.0 0.1------------------------------------------------------------------------------------------ASR-9006-FAN Can Bus Ctrl (CBC) FAN lc cbc 5.00 0.0 0.1------------------------------------------------------------------------------------------A9K-BPID2-10-SLOT Can Bus Ctrl (CBC) BP2 lc cbc 7.00 0.0 0.1------------------------------------------------------------------------------------------A9K-BPID2-6-SLOT Can Bus Ctrl (CBC) BP2 lc cbc 7.00 0.0 0.1------------------------------------------------------------------------------------------SPA-2XCHOC12/DS0 SPA FPGA2 swv1.00 spa fpga2 1.00 0.0 0.0SPA FPGA swv1.36 spa fpga1 1.36 0.0 0.49SPA ROMMON swv2.2 spa rommon 2.02 0.0 0.49------------------------------------------------------------------------------------------SPA-10X1GE-V2 SPA FPGA swv1.10 spa fpga1 1.10 0.0 0.0------------------------------------------------------------------------------------------SPA-5X1GE-V2 SPA FPGA swv1.10 spa fpga1 1.10 0.0 0.0------------------------------------------------------------------------------------------SPA-1X10GE-L-V2 SPA FPGA swv1.9 spa fpga1 1.09 0.0 0.0------------------------------------------------------------------------------------------SPA-1X10GE-WL-V2 SPA FPGA swv1.9 spa fpga1 1.09 0.0 0.0------------------------------------------------------------------------------------------RP/0/RSP0/CPU0:PE44_ASR-9010(admin)#Determining Your Software Version
To determine the version of Cisco IOS XR software running on your router, log in to the router and enter the show version command:
Step 1
Establish a Telnet session with the router.
Step 2
Enter the show version command:
RP/0/RSP0/CPU0:PE44_ASR-9010#show versionSun May 2 11:43:19.478 DSTCisco IOS XR Software, Version 3.9.1[00]Copyright (c) 2010 by Cisco Systems, Inc.ROM: System Bootstrap, Version 1.4(20100216:021454) [ASR9K ROMMON],PE44_ASR-9010 uptime is 3 weeks, 3 days, 19 hours, 53 minutesSystem image file is "bootflash:disk0/asr9k-os-mbi-3.9.1/mbiasr9k-rp.vm"cisco ASR9K Series (MPC8641D) processor with 4194304K bytes of memory.MPC8641D processor at 1333MHz, Revision 2.22 Management Ethernet40 GigabitEthernet12 TenGigE219k bytes of non-volatile configuration memory.975M bytes of compact flash card.33994M bytes of hard disk.1605616k bytes of disk0: (Sector size 512 bytes).1605616k bytes of disk1: (Sector size 512 bytes).Configuration register on node 0/RSP0/CPU0 is 0x102Boot device on node 0/RSP0/CPU0 is disk0:Package active on node 0/RSP0/CPU0:asr9k-scfclient, V 3.9.1[00], Cisco Systems, at disk0:asr9k-scfclient-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-adv-video, V 3.9.1[00], Cisco Systems, at disk0:asr9k-adv-video-3.9.1Built on Sun May 2 18:03:55 DST 2010By sjce-gf-078 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fpd, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fpd-3.9.1Built on Sun May 2 17:40:10 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-diags, V 3.9.1[00], Cisco Systems, at disk0:asr9k-diags-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-k9sec, V 3.9.1[00], Cisco Systems, at disk0:asr9k-k9sec-3.9.1Built on Sun May 2 17:52:31 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mgbl, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mgbl-3.9.1Built on Sun May 2 17:51:09 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mcast, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mcast-3.9.1Built on Sun May 2 17:49:57 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mpls, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mpls-3.9.1Built on Sun May 2 17:46:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-rout, V 3.9.1[00], Cisco Systems, at disk0:asr9k-rout-3.9.1Built on Sun May 2 17:40:08 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-lc, V 3.9.1[00], Cisco Systems, at disk0:asr9k-lc-3.9.1Built on Sun May 2 17:40:01 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fwdg, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fwdg-3.9.1Built on Sun May 2 17:29:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-admin, V 3.9.1[00], Cisco Systems, at disk0:asr9k-admin-3.9.1Built on Sun May 2 17:21:42 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-base, V 3.9.1[00], Cisco Systems, at disk0:asr9k-base-3.9.1Built on Sun May 2 17:24:43 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-os-mbi, V 3.9.1[00], Cisco Systems, at disk0:asr9k-os-mbi-3.9.1Built on Sun May 2 16:54:46 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0Boot device on node 0/1/CPU0 is mem:Package active on node 0/1/CPU0:asr9k-scfclient, V 3.9.1[00], Cisco Systems, at disk0:asr9k-scfclient-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-adv-video, V 3.9.1[00], Cisco Systems, at disk0:asr9k-adv-video-3.9.1Built on Sun May 2 18:03:55 DST 2010By sjce-gf-078 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fpd, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fpd-3.9.1Built on Sun May 2 17:40:10 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-diags, V 3.9.1[00], Cisco Systems, at disk0:asr9k-diags-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mcast, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mcast-3.9.1Built on Sun May 2 17:49:57 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mpls, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mpls-3.9.1Built on Sun May 2 17:46:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-lc, V 3.9.1[00], Cisco Systems, at disk0:asr9k-lc-3.9.1Built on Sun May 2 17:40:01 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fwdg, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fwdg-3.9.1Built on Sun May 2 17:29:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-admin, V 3.9.1[00], Cisco Systems, at disk0:asr9k-admin-3.9.1Built on Sun May 2 17:21:42 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-base, V 3.9.1[00], Cisco Systems, at disk0:asr9k-base-3.9.1Built on Sun May 2 17:24:43 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-os-mbi, V 3.9.1[00], Cisco Systems, at disk0:asr9k-os-mbi-3.9.1Built on Sun May 2 16:54:46 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0Boot device on node 0/4/CPU0 is mem:Package active on node 0/4/CPU0:asr9k-scfclient, V 3.9.1[00], Cisco Systems, at disk0:asr9k-scfclient-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-adv-video, V 3.9.1[00], Cisco Systems, at disk0:asr9k-adv-video-3.9.1Built on Sun May 2 18:03:55 DST 2010By sjce-gf-078 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fpd, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fpd-3.9.1Built on Sun May 2 17:40:10 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-diags, V 3.9.1[00], Cisco Systems, at disk0:asr9k-diags-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mcast, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mcast-3.9.1Built on Sun May 2 17:49:57 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mpls, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mpls-3.9.1Built on Sun May 2 17:46:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-lc, V 3.9.1[00], Cisco Systems, at disk0:asr9k-lc-3.9.1Built on Sun May 2 17:40:01 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fwdg, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fwdg-3.9.1Built on Sun May 2 17:29:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-admin, V 3.9.1[00], Cisco Systems, at disk0:asr9k-admin-3.9.1Built on Sun May 2 17:21:42 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-base, V 3.9.1[00], Cisco Systems, at disk0:asr9k-base-3.9.1Built on Sun May 2 17:24:43 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-os-mbi, V 3.9.1[00], Cisco Systems, at disk0:asr9k-os-mbi-3.9.1Built on Sun May 2 16:54:46 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0Boot device on node 0/6/CPU0 is mem:Package active on node 0/6/CPU0:asr9k-scfclient, V 3.9.1[00], Cisco Systems, at disk0:asr9k-scfclient-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-adv-video, V 3.9.1[00], Cisco Systems, at disk0:asr9k-adv-video-3.9.1Built on Sun May 2 18:03:55 DST 2010By sjce-gf-078 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fpd, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fpd-3.9.1Built on Sun May 2 17:40:10 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-diags, V 3.9.1[00], Cisco Systems, at disk0:asr9k-diags-3.9.1Built on Sun May 2 17:39:52 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mcast, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mcast-3.9.1Built on Sun May 2 17:49:57 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-mpls, V 3.9.1[00], Cisco Systems, at disk0:asr9k-mpls-3.9.1Built on Sun May 2 17:46:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-lc, V 3.9.1[00], Cisco Systems, at disk0:asr9k-lc-3.9.1Built on Sun May 2 17:40:01 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-fwdg, V 3.9.1[00], Cisco Systems, at disk0:asr9k-fwdg-3.9.1Built on Sun May 2 17:29:23 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-admin, V 3.9.1[00], Cisco Systems, at disk0:asr9k-admin-3.9.1Built on Sun May 2 17:21:42 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-base, V 3.9.1[00], Cisco Systems, at disk0:asr9k-base-3.9.1Built on Sun May 2 17:24:43 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0asr9k-os-mbi, V 3.9.1[00], Cisco Systems, at disk0:asr9k-os-mbi-3.9.1Built on Sun May 2 16:54:46 DST 2010By iox4 in /auto/ioxbuild8/production/3.9.1/asr9k/workspace for c4.2.1-p0RP/0/RSP0/CPU0:PE44_ASR-9010#
Features Supported on the Cisco ASR 9000 Series Router
The following sections describe the features supported on the Cisco ASR 9000 Series Router platform:
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Features Introduced in Cisco IOS XR Software Release 3.9.1
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Features Introduced in Cisco IOS XR Software Release 3.9.0
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Features Introduced in Cisco IOS XR Software Release 3.7.3
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Features Introduced in Cisco IOS XR Software Release 3.7.2
Note
The Cisco ASR 9000 Series Router platform is not supported on Cisco IOS XR Software Release 3.8.0.
Features Introduced in Cisco IOS XR Software Release 3.9.1
The following features introduced in Cisco IOS XR Software Release 3.9.1 are supported on the Cisco ASR 9000 Series Router platform:
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AIS for CFM (Y.1732 Performance Monitoring)
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for Alarm Indication Signal (AIS) functionality for Connectivity Fault Management (CFM) in conformance to the ITU-T Y.1731 standard. For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide online.
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CFM over BLM
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for Ethernet Connectivity Fault Management (CFM) over bundled link members (BLM). For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide online.
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CFM over Link Aggregation Groups (LAGs)
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for Ethernet Connectivity Fault Management (CFM) over link aggregation groups (LAGs). For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide online.
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Ethernet Fault Detection for CFM
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for EFD for CFM. Ethernet Fault Detection (EFD) is a feature of Ethernet Connectivity Fault Management (CFM) that provides line protocol fault detection for Ethernet interfaces.
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CFM Configurable Tagging
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for configurable tagging for CFM. For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide online.
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PBB
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the IEEE 802.1ah Standard for Provider Backbone Bridging (PBB). For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router L2VPN and Ethernet Services Configuration Guide online.
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MVRP-Lite
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for MVRP-Lite (Multiple VLAN Registration Protocol Lite). For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Multicast Command Reference and the Cisco ASR 9000 Series Aggregation Services Router Multicast Configuration Guide online.
Note that MVRP-Lite describes does not implement the MAP or Registrar functions of the MRP specification or enact attribute registrations in the local forwarding table.
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Netflow
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for Netflow. NetFlow is useful for the following:
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Accounting/Billing—NetFlow data provides fine grained metering for highly flexible and detailed resource utilization accounting.
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Network Planning and Analysis—NetFlow data provides key information for strategic network planning.
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Network Monitoring—NetFlow data enables near real-time network monitoring capabilities.
For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Netflow Command Reference and the Cisco ASR 9000 Series Aggregation Services Router Netflow Configuration Guide online.
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6PE/VPE
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the 6PE (IPv6 over MPLS) feature. 6PE allows IPv6 domains to communicate with each other over an MPLS IPv4 core network. Note that IPv6 over bundles is NOT supported on the Cisco ASR 9000 Series Router platform running Cisco IOS XR Software Release 3.9.1 or earlier.
Also note that when downgrading from Cisco IOS XR Software Release 3.9.1 to an earlier release, if a 6PE/VPE configuration is present in the system, the 6PE/VPE configuration needs to be unconfigured before initiating the downgrade.
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16x10-Gigabit Ethernet (16 x 10 GE) SFP+ Line Card
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the 16x10-Gigabit Ethernet (16 x 10 GE) SFP+ line card.
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BGP-AD with LDP Signalling
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for extending the BGP-AD feature to add support for LDP signalling. BGP-AD with BGP signalling was already supported on the Cisco ASR 9000 Series Router platform. LDP signalling is tied to L2VPN services.
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SSH Remote Command Execution
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the SSH remote command execution feature. This feature allows an operator to execute a command on the Cisco ASR 9000 Series Router without logging into the Cisco ASR 9000 Series Router, using non-interactive SSH mode. The result of the command is sent via the established channel to the operator. The SSH client running on the operator end prints the output.
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Uncompressed Vidmon
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for high bandwidth flow on the Video Monitoring service introduced in Cisco IOS XR Software Release 3.9.0.
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16K Queues per NPU on 10 Gigabit Ethernet Line Cards
Cisco IOS XR Software Release 3.9.1 adds support on the Cisco ASR 9000 Series Router for 16K Queues per Network Processing Unit (NPU) on the 10 Gigabit Ethernet line cards.
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2000 VRRP Sessions
Cisco IOS XR Software Release 3.9.1 adds support on the Cisco ASR 9000 Series Router for up to 2000 Virtual Router Redundancy Protocol (VRRP) sessions.
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SONET DS3
Cisco IOS XR Software Release 3.9.1 adds support for SONET DS3 on the Cisco ASR 9000 Series Router with SIP-700 and SPA-2XCH0C12. For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Interface and Hardware Component Configuration Guide online.
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BPID-02
Cisco IOS XR Software Release 3.9.1 adds support for the show plugin slot counts command which displays cumulative and running counts of card inserts per slot on the Cisco ASR 9000 Series Router with the BPID-02 card. For more information on the show plugin slot counts command, refer to the Cisco ASR 9000 Series Aggregation Services Router System Management Command Reference online.
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MPLS-TE Automatic Bandwidth
Cisco IOS XR Software Release 3.9.1 adds support for the MPLS-TE automatic bandwidth feature The MPLS-TE automatic bandwidth feature measures the traffic in a tunnel and periodically adjusts the signaled bandwidth for the tunnel.
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Multicast VPN
Cisco IOS XR Software Release 3.9.1 adds support for the Multicast VPN feature. (For IPv4 address family only - MVPNv6 is not supported on the Cisco ASR 9000 Series Routers in Cisco IOS XR Software Release 3.9.1). For more information on this feature, refer to the Cisco ASR 9000 Series Aggregation Services Router Multicast Command Reference and the Cisco ASR 9000 Series Aggregation Services Router Multicast Configuration Guide online.
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Policy Based Forwarding and Layer 2 Protocol Tunneling
Cisco IOS XR Software Release 3.9.1 adds support for the Policy Based Forwarding and Layer 2 Protocol Tunneling features. Layer 2 Protocol Tunneling (L2PT) is a Cisco proprietary protocol for tunneling Ethernet protocol frames across Layer 2 (L2) switching domains. This includes protocol tunnelling of CDP, PVST+, STP, and VTP protocol frames. For more information on these two features, refer to the Cisco ASR 9000 Series Aggregation Services Router L2VPN and Ethernet Services Configuration Guide online.
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Multiple Spanning Tree Protocol (MSTP) over Link Aggregation Groups (LAGs)
Cisco IOS XR Software Release 3.9.1 adds support for the Multiple Spanning Tree Protocol (MSTP) over Link Aggregation Groups (LAGs) feature and the MSTP over MSTAG feature. For more information on these features, refer to the Cisco ASR 9000 Series Aggregation Services Router L2VPN and Ethernet Services Configuration Guide online.
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8x10-Gigabit Ethernet (8 x 10 GE) Line Card Medium Queue
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the medium queue 8x10-Gigabit Ethernet line card (A9K-8T-B). Support for the high and low queue 8x10-Gigabit Ethernet line cards was introduced in Cisco IOS XR Software Release 3.9.0.
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REP Access Gateway
Cisco IOS XR Software Release 3.9.1 introduces support on the Cisco ASR 9000 Series Router platform for the REP (Resilient Ethernet Protocol) Access Gateway feature.
The REP (Resilient Ethernet Protocol) Access Gateway provides the same functionality as MST-AG, (Multiple Spanning Tree Access Gateway) but where the access network is running REP rather than MST. All of the old syntax is extended to allow 'repag' where 'mstag' could be specified before:
Configuration Commands including REPAG
spanning-tree { mstag | repag } <protocol instance identifier>preempt delay { until <hh:mm:ss> |for <n> { hours | minutes | seconds } }interface <Inteface name>name <name>revision <revision>max age <secs>provider-bridgebridge-id <bridge id> [ startup-value <startup bridge id> ]port-id <port id> [ startup-value <startup port id> ]external-cost <cost> [ startup-value <startup cost> ]hello-time <secs>instance <id>vlan-id <vlan range>[,<vlan range][,<vlan range>][,<vlan range>]priority <pri> [ startup-value <startup pri> ]port-priority <pri> [ startup-value <startup pri> ]cost <cost> [ startup-value <startup cost> ]root-id <bridge id> [ startup-value <startup bridge id> ]root-priority <pri> [ startup-value <startup pri> ]Show Commands
show spanning-tree { mstag | repag } <proto-inst> [interface <intf>] [brief]show spanning-tree { mstag | repag } <proto-inst> bpdu interface <intf>Debug Command
debug spanning-tree { mstag | repag } packet { brief | full } { sent | received }Features Introduced in Cisco IOS XR Software Release 3.9.0
The following features introduced in Cisco IOS XR Software Release 3.9.0 are supported on the Cisco ASR 9000 Series Router platform:
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ANCP over IP Unnumbered Interfaces
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for up to 400 Access Node Control Protocol (ANCP) sessions and an associated 400 IP unnumbered interfaces.
Note
IP unnumbered interfaces on bundled Ethernet is only supported on the Cisco ASR 9000 Series Router platform.
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100ms LACP
Cisco IOS XR Software Release 3.9.1 adds support on the Cisco ASR 9000 Series Router for LACP running over bundle member interfaces at intervals down to 100ms.
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Cisco ASR 9000 Series 8-Port Ten Gigabit Ethernet line card, 80G Line Rate
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the A9K-8T line card, which provides an 80G line rate line card.
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2x10GE + 20xGE on a Single Line Card
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the A9K-2T20GE line card, which provides 2x10GE + 20xGE on a single line card.
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WAN PHY and OTN(G.709) modes
Cisco IOS XR Software Release 3.9.0 adds support for WAN PHY and OTN(G.709) modes, which provide IPoDWM on the newly-introduced A9K-8T line card and on the newly-introduced A9K-2T20G line card.
Here is the syntax of the transport-mode command, used to choose WAN PHY or OTN(G.709) mode:
[no] transport-mode {wan | otn}RP/0/RSP0/CPU0:ROSH10(config-if)#transport-mode wanRP/0/RSP0/CPU0:ROSH10(config-if)#transport-mode otn bit-transparent {opu1e | ouu2e}There are two loopback modes available under IPoDWDM:
RP/0/RSP0/CPU0:ROSH10(config)#controller dwdm 0/2/0/0RP/0/RSP0/CPU0:ROSH10(config-dwdm)#loopback ?internal Select internal loopback modeline Select line loopback modeThere are three types of admin states: in-service, maintenance, and out-of-service. Set the admin-state to out-of-service before provisioning any command under controller dwdm mode.
RP/0/RSP0/CPU0:ROSH10(config)#controller dwdm 0/2/0/0RP/0/RSP0/CPU0:ROSH10(config-dwdm)#admin-state ?in-service change the admin-state to In-service (IS)maintenance change the admin-state to Out-of-service-Maintenance (OOS-MT)out-of-service change the admin-state to Out-of-service (OOS)Here are the show controllers commands introduced to support the three states (lan, wanphy and dwdm):
RP/0/RSP0/CPU0:ROSH10#sh controllers tenGigE 0/2/0/0 ?all Show all the informationbert Show BERT statuscontrol Show configuration and control informationinternal Show internal informationmac Show mac informationphy Show phy informationregs Show registers informationstats Show stats informationxgxs Show xgxs informationRP/0/RSP0/CPU0:ROSH10#sh controllers wanphy 0/2/0/1 ?alarms Show alarm informationall Show all informationregisters Show register informationRP/0/RSP0/CPU0:ROSH10#sh controllers dwdm 0/2/0/0 ?g709 Show G709 infolog Signal logging informationoptics Show transponder infopm show dwdm performance monitoringproactive Proactive Protection Feature Statussrlg Display Network SRLGs configured at this porttdc Show Tunable Dispersion infowavelength-map Wavelength channel number map table•
Low Queue Line Cards
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the following low queue line cards:
–
A9K-40GE-L
–
A9K-8T/4-L
–
A9K-4T-L
–
A9K-8T-L
•
SIP-700
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the SIP-700, a 20G SPA Interface Processor.
•
SPA-2XCHOC12/DS0
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the SPA-2XCHOC12/DS0, a 2-Port Channelized OC-12/DS0 SPA (Shared Port Adapter).
•
SIP-700 and SPA-2XCHOC12/DS0 Software Features
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router with the SIP-700 and SPA-2XCHOC12/DS0 for the following software features:
–
MLPPP/LFI
–
IC-SSO
–
MR-APS
–
SONET, T1
–
Frequency Synchronization
–
IPv4 Netflow
•
QoS Features
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router with the SIP-700 and SPA-2XCHOC12/DS0 for the following QoS features:
–
Support for IPv4 payload on Serial (PPP encapsulation), MLPPP, and MCMP interfaces. Support for LFI traffic on MLPPP or MCMP bundles.
–
Support for classification based on DSCP, precedence, protocol, qos-group (egress only), discard-class (egress only), and access-lists.
–
Support for marking, policing, and priority (see Fabric QoS section) in the ingress direction.
–
Support for marking, policing, and all queueing actions (bandwidth, bandwidth-remaining, shaping, queue-limit, priority levels 1 and 2, and random-detect) in the egress direction.
–
On the SIP-700 and SPA-2XCHOC12/DS0 only a 2-parameter scheduler is supported i.e. either bandwidth or bandwidth-remaining can be used in the same policy, but not both.
–
Note that traffic shaping on an input interface is not supported on the SIP-700.
–
Two levels of hierarchy supported, with only class-default permitted in the parent policy-map.
–
Fabric QoS configured using the priority action in the ingress direction.
–
Support for re-programming the QoS policy in response to underlying link bandwidth change on multi-link interfaces. There is no support for in place QoS policy modification on the SIP-700.
–
Support for the "encap-sequence" action to set the traffic class for traffic on multi-class MLPPP interfaces in the egress direction.
–
The "set cos"command on the egress of a Layer 3 interface is valid and supported. The "set cos" command on the ingress of a Layer 3 interface is rejected when performed on a subinterface. The "set cos" command on the ingress of a Layer 3 interface is ignored on a main interface.
•
Y.1731 Performance Monitoring - Delay & Delay Variance
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for Y.1731 PM, which initially supports 2-way scheduled delay and delay variance measurements.
•
IP FRR
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for IPFRR (IP Fast ReRoute), a set of technologies used in order to rapidly converge traffic flows around link and/or node failures. Only MLPPP encapsulation channels on the OC-12 SONET interface can be protected by IP-FRR in Cisco IOS XR Software Release 3.9.1.
•
L2 Multicast Limit
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the Layer 2 Multicast Limit feature, which supports IGMP Snooping based limits for both the maximum number of allowed multicast channels per subscriber and the maximum bandwidth available for multicast per subscriber.
•
Traffic Mirroring
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for Local Traffic Mirroring (EFP to EFP) and also the option of appending a VLAN tag on the destination port for transport across an Ethernet network. Traffic Mirroring copies traffic from one or more Layer 2 interfaces or sub-interfaces, including Layer 2 link bundle interfaces/sub-interfaces, and sends the copied traffic to one or more destinations for analysis by a network analyzer or other monitoring device.
On a switch, unicast traffic from A to B is only forwarded to the B port. Therefore, the network analyzer does not see this traffic. When the Traffic Mirroring feature is enabled, the network analyzer is attached to a port that is configured to receive a copy of every packet that host A sends. This port is called a traffic mirroring port.
Currently, the Cisco ASR 9000 Series Router only supports Local SPAN and R-SPAN.
A maximum of 8 monitor sessions, and 800 source ports are supported.
You can configure 800 source ports on a single monitor session or configure an aggregate total of 800 source ports on up to 8 different monitor sessions.
The following SPAN types are not supported:
–
ER-SPAN (Encapsulated Remote Switched Port Analyzer)
Traffic is mirrored to a remote site via a GRE tunnel.
–
Pseudowire SPAN (PW-SPAN).
Traffic is mirrored to a remote site via an MPLS pseudowire, instead of using a standard destination interface. (Plan to be supported in 4.0.1 release.)
–
VLAN-based SPAN.
In this case, the source for the mirrored traffic is not simply a set of interfaces, but is a full bridge-domain.
–
Filter-SPAN (F-SPAN)
In this case, flow and ACL are applied in mirroring the traffic.
Cisco recommends not mirroring more 15% of total transit traffic. On TenGigE or bundle interfaces there is a limit of 1.5G on each ingress and egress traffic port to be mirrored.
SPAN Configurations:
To create a "monitor-session" in global config:
-monitor-session <name>
- destination interface <dst_interface>
To attach a source port in local-plane config:
-interface <src-interface> l2transport
- monitor-session <name> [direction {rx_only | tx_only]
SPAN Configuration Samples:
SPAN with Physical Interfaces (Local SPAN)
The following example shows a basic configuration for SPAN with physical interfaces. When traffic flows over the point to point cross connect between gig0/2/0/19 and gig0/2/0/11, packets received and transmitted on gig0/2/0/19 will also get mirrored to gig0/2/0/15.
monitor-session ms1destination interface gig0/2/0/15!interface gig0/2/0/11l2transport!interface gig0/2/0/15l2transport!interface gig0/2/0/19l2transportmonitor-session ms1!l2vpnxconnect group xg1p2p xg1_p1interface gig0/2/0/11interface gig0/2/0/19!!!SPAN with EFPs (R-SPAN)
The following example shows a basic configuration for SPAN with EFP interfaces. When traffic flows over the point to point cross connect between gig0/2/0/19.10 and gig0/2/0/11.10, packets received and transmitted on gig0/2/0/19.10 will also get mirrored to gig0/2/0/15.10.
monitor-session ms1destination interface gig0/2/0/15.10!interface gig0/2/0/11.10 l2transportencapsulation dot1q 10!interface gig0/2/0/15.10 l2transportencapsulation dot1q 10!interface gig0/2/0/19.10 l2transportencapsulation dot1q 10monitor-session ms1!l2vpnxconnect group xg1p2p xg1_p1interface gig0/2/0/11.10interface gig0/2/0/19.10!!!Display Commands
show monitor-session [session_name] status [detail] [error]
Shows the status of different monitor sessions.
Keywords:
session_name
detail
errors
Example output:
RP/0/RSP0/CPU0:RTP-VIKING-L2-8#show monitor-session statusFri Feb 20 14:56:04.233 UTCMonitor-session cisco-rtp1Destination interface GigabitEthernet0/5/0/38================================================================================Source Interface Dir Status--------------------- ---- ----------------------------------------------------Gi0/5/0/4 Both OperationalGi0/5/0/17 Both Operationalshow monitor-session [session_name] counters
Shows the statistics/counters (received/transmitted/dropped) of different source ports.
•
Video Monitoring
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for the Video Monitor application, used to monitor video flows, detect quality degradation, report metrics and raise alarms.
•
LAG integration with H-QOS
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for extending Hierarchical QoS (H-QoS) support to link aggregation bundles. Shared Policy Instances (SPI) allow for QoS policy shared across multiple sub-interfaces.
•
EFP Based Load Balancing.
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for EFP based load balancing, which provides a way to carry all the traffic of a specific EFP over a single physical member link.
•
Ethernet Connectivity Fault Management (E-CFM) with Ethernet Wire Service (EWS)
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for Ethernet Connectivity Fault Management (E-CFM), a subset of EOAM that provides a number of protocols and procedures that allow discovery and verification of the path through 802.1 bridges and LANs. Note that CFM 100ms CCMs and CFM Exploratory Linktrace were introduced on the Cisco ASR 9000 Series Router with Cisco IOS XR Software Release 3.7.2.
•
BGP PIC Edge for IP/MPLS
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for BGP PIC Edge for IP/MPLS, which provides sub-second convergence for IP and MPLS-VPN.
•
MPLS TE Path Protection
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for MPLS TE path protection, which provides a backup tunnel between the MPLS/TE head-end and the tail router and adds to Cisco's MPLS/TE suite of bandwidth protection features, which also include node protection and link protection.
•
Image Refresh using Compact Flash
Cisco IOS XR Software Release 3.9.0 adds support on the Cisco ASR 9000 Series Router for performing an image refresh using compact flash.
Features Introduced in Cisco IOS XR Software Release 3.7.3
The following features introduced in Cisco IOS XR Software Release 3.7.3 are supported on the Cisco ASR 9000 Series Router platform:
•
MSTAG Enhancements
Cisco IOS XR Software Release 3.7.3 adds support on the Cisco ASR 9000 Series Router for multiple spanning tree access gateway (MSTAG) topology control.
•
MSTP Enhancements
Cisco IOS XR Software Release 3.7.3 adds support on the Cisco ASR 9000 Series Router for the following features added to MSTP:
–
PortFast—allows a port to be marked as an edge port that does not participate in the spanning tree.
–
BPDUGuard—protects PortFast ports from misconfigurations by error-disabling them if they receive a BPDU.
–
UplinkFast—allows a RootPort to transition straight to forwarding, if there are no other active RootPorts on the box.
–
BackboneFast—allows for accelerated recovery from indirect link failures.
–
RootGuard—prevents a port from becoming the RootPort.
–
MSTAG support on physical and bundle Ethernet interfaces.
•
EFP Egress Filtering on the Cisco ASR 9000 Series Router
Cisco IOS XR Software Release 3.7.3 introduces EFP Egress Filtering on the Cisco ASR 9000 Series Router.
For more information on configuring the EFP Egress Filtering feature including the associated EFP Egress Filtering commands on the Cisco ASR 9000 Series router, refer to the Egress EFP Filtering on the Cisco ASR 9000 Series Router feature module.
•
Flood Optimization
In prior releases the Cisco ASR 9000 Series Router acting as a bridge flooded broadcast and unknown unicast traffic to all the forwarding engines on all the line cards.
In Cisco IOS XR Software Release 3.7.2 if a pseudo wire is configured in a bridge domain all broadcast and unknown unicast traffic is flooded to all line cards in the system in order to attain fast convergence. With Cisco IOS XR Software Release 3.7.3 the flood optimization feature changes this default behavior. FGID will get programmed based on the primary paths on which the pseudo wire is going out and traffic will get flooded only to the line cards on which the pseudo wire resides. This mode is called Bandwidth Optimization mode.
But if a Fast ReRoute event occurs when fast convergence is set up it will take a longer time to complete the reroute as more hardware programming such as adding bridge ports etc. needs to be done. So for customers who are sensitive to this increased delay a command called flood mode convergence-optimized is provided in Cisco IOS XR Software Release 3.7.3. Use this flood mode convergence-optimized command to switch back to the convergence optimized mode where traffic gets flooded to all the line cards.
With this flood mode convergence-optimized command users are able to turn on/off the bandwidth optimized mode.
For more information on the flooding disable command and other Layer 2 VPLS commands on the Cisco ASR 9000 Series router, refer to the Multipoint Layer 2 Bridging Services (VPLS) Commands on Cisco ASR 9000 Series Routers section in the Cisco ASR 9000 Series Aggregation Services Router MPLS Command Reference here:
http://www.cisco.com/en/US/docs/routers/asr9000/software/mpls/command/reference/grasr9kvpls.html
•
ECMP (Equal Cost Multipath Protocol) Link Bundle hashing for PWs (pseudo wires) on Layer 3 NNI (Network to Network Interface) is now based on Virtual Connection labels
In Cisco IOS XR software Release 3.7.3 as part of pseudo wire flood optimization, the Layer 3 interface list for a pseudo wire is now based on Virtual Connection labels. By using ECMP Link Bundle hashing, the Layer 3 interface list for a pseudo wire can be condensed to a single Layer 3 interface. This Layer 3 interface (slot and network protocol flood mask) is derived from the ordered array of Layer 3 interface list (masks).
•
Early Fast Discard command
Cisco IOS XR software Release 3.7.3 adds support for the Early Fast Discard command. This command was added to process all high priority packets
Command syntax:
(config)# hw-module location <loc> early-fast-discard(config-early-fast-discard)# mode [outer-encap-only | include-inner-encap](config-early-fast-discard)# vlan-cos <0-8> vlan-op [lt | ge]The defaults are 6 and ge (greater than or equal to)(config-early-fast-discard)# ip-prec <0-8> ip-op [lt | ge]The defaults are 6 and ge (greater than or equal to)(config-early-fast-discard)# mpls-exp <0-8> mpls-op [lt | ge]The defaults are 6 and ge (greater than or equal to)(config)# no hw-module location <loc> early-fast-discard•
Power Management multiple override mechanism
Cisco IOS XR software Release 3.7.3 adds support for the user to override the Power Management feature in order to configure extra line cards without full power supply redundancy.
This feature allows a card to be forced to power up, regardless of an unprogrammed EEPROM power draw value. As with the ROMMON variable, this feature is intended for temporary use. After the cookie value has been programmed, remove this configuration by repeating the CLI command with the ''no'' option.
Command example:
RP/0/RSP0/CPU0:ios(admin-config)# hw-mod power override location <loc>•
The IGMP Snooping feature no longer removes the state after a port goes down
Starting with Cisco IOS XR software Release 3.7.3, mrouter and membership states on the Cisco ASR 9000 Series Router no longer need to be relearned after a port goes down. Once a port goes down, the IGMP Snooping feature immediately removes all group membership states from that port. Once an mrouter port goes down, the IGMP Snooping feature removes the port from the list of mrouter ports and removes that port from the flood set of all multicast routes.
New CLI:
tcn_relearning [cisco | rfc4541 | none]For more information on the IGMP Snooping feature on the Cisco ASR 9000 Series router, refer to the Implementing Layer 2 Multicast using IGMP Snooping on Cisco ASR 9000 Series Routers section in the Cisco ASR 9000 Series Aggregation Services Router Multicast Configuration Guide here:
•
The VRRP & FRR failover time is no longer greater than 1 sec after a hardware module reload
Cisco IOS XR software Release 3.7.3 improves the Cisco ASR 9000 Series Router VRRP & FRR failover time after a hardware module reload to less than or equal to one second.
•
The VPLS preferred path fallback enable option is now supported on the Cisco ASR 9000 Series Router
Layer 2 VPNs can provide pseudo wire resiliency through their routing protocols. When the connectivity between end-to-end PE routers fails, an alternative path to the directed LDP session and the user data takes over. With Cisco IOS XR software Release 3.7.3, the user can fall-back to the preferred path once it has been restored.
•
32k EFPs/HQOS/ANCP/ACL/IGMP EFP up time > 30 minutes. This enhancement provides a five minute improvement over Cisco IOS XR software Release 3.7.2.
•
The show environment power-supply command has been updated:
RP/0/RSP0/CPU0:Green_RO(admin)#show environment power-supplyThu Jul 23 17:01:08.829 pstR/S/I Modules Sensor Watts Status0/PM0/*host PM 3000 Ok0/PM1/*host PM 3000 Ok0/PM4/*host PM 3000 Ok0/PM5/*host PM 3000 OkPower Shelves Type: ACTotal Power Capacity: 12000WUsable Power Capacity: 9000WSupply Failure Protected Capacity: 9000WFeed Failure Protected Capacity: 6000WWorst Case Power Used: 3010WSlot Max Watts---- ---------0/0/CPU0 3750/1/CPU0 3950/RSP0/CPU0 2500/RSP1/CPU0 2500/4/CPU0 3750/6/CPU0 3750/FT0/SP 495 (default)0/FT1/SP 495 (default)Worst Case Power Available: 5990WSupply Protected Capacity Available: 5990WFeed Protected Capacity Available: 2990WFeatures Introduced in Cisco IOS XR Software Release 3.7.2
The following features in Cisco IOS XR Software Release 3.7.2 are supported on the Cisco ASR 9000 Series Router platform:
•
CFM 100ms CCMs
•
CFM Exploratory Linktrace
•
IPv6 Filtering
•
IPv6 Routing
•
IPv6 Forwarding
•
IPv6 ACL
•
ECMP
•
ICMP
•
HSRP-VRRP L3VPN support
•
QoS Shared Policy Instance
•
ANCP-triggered interface bandwidth modification
•
Tri-rate SFP copper port bandwidth modification
•
IPv6 Classification
•
Tri-rate copper SFP
•
ANCP Termination
•
IPv4 VRF on main and sub-interfaces
•
CSC, Inter-AS L3VPN
•
CE-PE Link and FRR Protection for VPNv4 traffic on MPLS core
•
IGMP Snooping v2 and v3
•
Multicast Redirect UNI
•
PIM to SSM Mapping
•
IGMP VRF override
•
IPv6 OSPF, RIP, BGP
•
Multi-segment dynamic and static VPWS pseudo wires
•
Split Horizon Group for ACs
•
BGP Auto-discovery and signaling for VPLS and VPWS
•
Broadcast Storm Control
Important Notes
For Cisco IOS XR Software Release ,3.9.1 the Cisco ASR 9000 Series Router does not support the following inventory schemas:
–
vkg_invmgr_adminoper.xsd–
vkg_invmgr_common.xsd–
vkg_invmgr_oper.xsd•
Only MLPPP encapsulation channels on the OC-12 SONET interface can be protected by IP-FRR in Cisco IOS XR software Release 3.9.0 and above.
•
For Cisco IOS XR software Release 3.9.0 and above the SIP 700 with the 2-Port Channelized OC-12/DS0 SPA does not support SDH (including all the mappings under SDH) or DS0 mappings.
•
For Cisco IOS XR software Release 3.9.0 and above the SIP 700 with the 2-Port Channelized OC-12/DS0 SPA does not support ATM or POS.
•
For Cisco IOS XR software Release 3.9.0 and above the SIP 700 with the 2-Port Channelized OC-12/DS0 SPA does not support tunnels.
•
For Cisco IOS XR software Release 3.9.0 and above the Cisco ASR 9000 Series Router does not support frame relay.
•
Country-specific laws, regulations, and licenses—In certain countries, use of these products may be prohibited and subject to laws, regulations, or licenses, including requirements applicable to the use of the products under telecommunications and other laws and regulations; customers must comply with all such applicable laws in the countries in which they intend to use the products.
•
Card, fan controller, and RSP removal—For all card removal and replacement (including fabric cards, line cards, fan controller, and RSP) follow the instructions provided by Cisco to avoid impact to traffic. See the Cisco ASR 9000 Series Router Getting Started Guide for procedures.
•
Exceeding Cisco testing—If you intend to test beyond the combined maximum configuration tested and published by Cisco, contact your Cisco Technical Support representative to discuss how to engineer a large-scale configuration maximum for your purpose.
•
Installing a Line Card—For a fully populated 40-port high density Line Card with cable optics, maintenance time required for card replacement is higher. For more information about Line Card installation and removal, refer to the Cisco ASR 9000 Aggregation Services Router Ethernet Line Card Installation Guide.
•
Serial Interfaces Out of Order in "show ip interface brief"Command —The show ip interface brief command might display interfaces out of order if different types of serialization are used on the SPA cards.
The serial interfaces are displayed in the show ip interface brief command output in the order shown in the example below:
The ordering is based on:
1.
Slot
2.
SPA
3.
Type
a.
T3
b.
T3/T1
c.
vt15-T1
d.
multilink
This may be confusing (the interfaces appear out of order) for the user who is accustomed to IOS.
Example output:
With multiple cards:
Serial0/2/0/1/1/1:0 (t3/t1)Serial0/2/0/1/2/1:0Serial0/2/0/1/3/1:0Serial0/2/0/1/4/1:0Serial0/2/0/1/5/1:0Serial0/2/0/1/6/1:0Serial0/2/0/1/7/1:0Serial0/2/0/1/8/1:0Serial0/2/0/1/9/1:0Serial0/2/0/1/10/1:0Serial0/2/0/1/11/1:0Serial0/2/0/1/12/1:0Serial0/2/0/0/1/1/1:0 (vt15)Serial0/2/0/0/2/1/1:0Serial0/2/0/0/3/1/1:0Serial0/2/0/0/4/1/1:0Serial0/2/0/0/5/1/1:0Serial0/2/0/0/6/1/1:0Serial0/2/0/0/7/1/1:0Serial0/2/0/0/8/1/1:0Serial0/2/0/0/9/1/1:0Serial0/2/0/0/10/1/1:0Serial0/2/0/0/11/1/1:0Serial0/2/0/0/12/1/1:0Multilink 0/2/0/0/1Serial0/2/1/0/1 (t3)Serial0/2/1/1/1/1:0 (t3/t1)Serial0/2/1/1/2/1:0Serial0/2/1/1/3/1:0Serial0/2/1/1/4/1:0Serial0/2/1/1/5/1:0Serial0/2/1/1/6/1:0Serial0/2/1/1/7/1:0Serial0/2/1/1/8/1:0Serial0/2/1/1/9/1:0Serial0/2/1/1/10/1:0Serial0/2/1/1/11/1:0Serial0/2/1/1/12/1:0Serial0/6/0/1/1/1:0Serial0/6/0/1/2/1:0Serial0/6/0/1/3/1:0Serial0/6/0/1/4/1:0Serial0/6/0/1/5/1:0Serial0/6/0/1/6/1:0Serial0/6/0/1/7/1:0Serial0/6/0/1/8/1:0Serial0/6/0/1/9/1:0Serial0/6/0/1/10/1:0Serial0/6/0/1/11/1:0Serial0/6/0/1/12/1:0Serial0/6/0/0/1/1/1:0Serial0/6/0/0/2/1/1:0Serial0/6/0/0/3/1/1:0Serial0/6/0/0/4/1/1:0Serial0/6/0/0/5/1/1:0Serial0/6/0/0/6/1/1:0Serial0/6/0/0/7/1/1:0Serial0/6/0/0/8/1/1:0Serial0/6/0/0/9/1/1:0Serial0/6/0/0/10/1/1:0Serial0/6/0/0/11/1/1:0Serial0/6/0/0/12/1/1:0Multilink 0/6/0/0/1Serial0/6/1/0/1Serial0/6/1/1/1/1:0Serial0/6/1/1/2/1:0Serial0/6/1/1/3/1:0Serial0/6/1/1/4/1:0Serial0/6/1/1/5/1:0Serial0/6/1/1/6/1:0Serial0/6/1/1/7/1:0Serial0/6/1/1/8/1:0Serial0/6/1/1/9/1:0Serial0/6/1/1/10/1:0Serial0/6/1/1/11/1:0Serial0/6/1/1/12/1:0In the pw-class class name encapsulation mpls command the control-word option default is now disable -In Cisco IOS XR Software Release 3.9 and above the control word is disabled by default. To configure the control word, enter the control-word keyword shown in the following example:
pw-class class1 encapsulation mpls control-word
Caveats
Caveats describe unexpected behavior in Cisco IOS XR software releases. Severity-1 caveats are the most serious caveats; severity-2 caveats are less serious.
This section lists the caveats for Cisco ASR 9000 Series Router Software Release 3.9.1 and the Cisco ASR 9000 Series platform.
Open Cisco IOS XR Software Release 3.9.1 Caveats
The following caveats apply to the Cisco ASR 9000 Series Router running Release 3.9.1 of the Cisco IOS XR software:
•
CSCtf93555
Basic Description:
CLI command not authorized to execute during persist time of EEM policy
Symptom:
After persist time start for EEM policy user, CLI command failed to authorize.
Conditions:
When the TACACS server is down, persist time starts for the user credentials which registered for EEM policy. If the EEM policy gets triggered and opens a vty connection and try to execute any CLI while the TACACS server is down, it failed to authorize that command.
Workaround:
None.
Recovery:
Bring the TACACS server up.
•
CSCte01589
Basic Description:
Unable to execute commands through telnet session
Symptom:
First show command after telnet to the router prints incomplete output and then hangs. It does not respond to "ENTER".
Conditions:
This happens after multiple VTY sessions being opened and closed at the same time.
Workaround:
None.
Recovery:
option 1
Create a new telnet session. FIRST command to execute from this session is "proc restart devc-vty".
If all the telnet sessions are exhausted, terminate one of the sessions. This frees up a session to use for recovery.
OR
option 2
Connect to the router through a Console or AUX. Recover by executing "proc restart devc-vty" command.
•
CSCtd17516
Basic Description:
CLI over XML Configuration Fails
Symptom:
CLI over XML configuration request fails.
Conditions:
This happens when
- CLI command lines in XML request exceeds 200 lines or more
AND
- CLI commands are split internally and it happens to be split in middle of sub-mode.
Workaround:
- No need to use CLI over XML for config commands that already support XML natively.
- Split the commands into multiple requests so that command lines of each request are less than 200 lines.
Recovery:
None.
•
CSCtf72035
Basic Description:
XML query equivalent to "show version | in uptime" is broken
Symptom:
XML request echoes an error in response.
Conditions:
Perform XML query equivalent to "show version | in uptime".
Workaround:
None, use CLI instead.
Recovery:
None.
•
CSCsy98575
Basic Description:
%SECURITY-LOCALD-3-LWA_ADD_FAIL error when Secret is added for a User
Symptom:
When a user tries to configure username and secret, the configuration succeeds, but the following console message is generated, which seems to suggest that the configuration did not succeed:
"% Failed to commit one or more configuration items. Please issue 'show configuration failed' from this session to view the errors"
Conditions:
No specific trigger is identified. This is an issue that has been observed a handful of times over several months.
Workaround:
None. Although we get the configuration failure message, operation is successful both on disk and as well as in Sysdb. No Operational Impact of this bug to other parts of this system since it is purely a configuration operation failure.
Recovery:
Do not need. Console message only, no functional impact.
•
CSCta71930
Basic Description:
lpts_pa tracebacks after clear cef on line card
Symptom:
An error log is printed along with the traceback when a message send to BCDL agent fails.
Conditions:
The BCDL agent has gone down thus the message send is failing. This is a very rare scenario and would not happen under normal circumstances.
Workaround:
Not required, as BCDL will come up eventually.
Further Problem Description:
The error message is just to say that BCDL agent might have gone down. This would not cause an error in lpts as BDCL will eventually come up and the messages will be sent again. The only caveat is that it might be some time before the messages are sent again. The solution would aim to put an upper bound on the resend time by having a retrying mechanism for the same.
•
CSCti50227
Basic Description:
Not able to modify RPL and delete prefix-set in a single commit.
Symptom:
When a policy that is attached directly or indirectly to an attach point needs to be modified, a single commit operation cannot be performed when:
–
Removing a set or policy referred by another policy that is attached to any attach point directly or indirectly.
–
Modifying the policy to remove the reference to the same set or policy that is getting removed.
Workaround:
The commit must be performed in two steps:
1.
Modify the policy to remove the reference to the policy or set and then commit.
2.
Remove the policy or set and commit.
Caveats Specific to the Cisco ASR 9000 Series Router
The following caveat is specific to the Cisco ASR 9000 Series platform:
•
CSCtg34390
Basic Description:
crash file created on "reload location all": Cause: pfm_dev_sm_perform_
Symptom:
No active RSP condition detected by the LC resulting in a PFM initiated reboot and kernel dump generation during reload of chassis.
As a result, an extra reboot history record is written (IOS-XR CLI: show reboot history location LC).
The first reboot history record will be written by the mbi-hello process which is initiated by the reload CLI. A second reboot history record will be written by the PFM process. The timestamp on the records will be 8-10 seconds apart.
Conditions:
Reload of chassis on certain nodes using "reload location all" CLI.
Workaround:
None.
•
CSCth19069
EoMPLS remote ethernet port shutdown not working.
Symptom:
EoMPLS remote ethernet port shutdown is not working.
Conditions:
None
Workaround:
None
Resolved Cisco IOS XR Software PSIRT-Related Caveats
•
CSCti62211
Basic Description:
BGP flaps due to unknown attribute
Symptom:
Cisco IOS XR Software contains a vulnerability in the Border Gateway Protocol (BGP) feature. The vulnerability manifests itself when a BGP peer announces a prefix with a specific, valid but unrecognized transitive attribute. On receipt of this prefix, the Cisco IOS XR device will corrupt the attribute before sending it to the neighboring devices. Neighboring devices that receive this corrupted update may reset the BGP peering session.
Conditions:
Affected devices running Cisco IOS XR Software corrupt the unrecognized attribute before sending to neighboring devices, but neighboring devices may be running operating systems other than Cisco IOS XR Software and may still reset the BGP peering session after receiving the corrupted update. This is per standards defining the operation of BGP.
Workaround:
No workaround. Cisco developed a fix that addresses this vulnerability and will be releasing free software maintenance upgrades (SMUs) progressively starting 28 August 2010.
A Security Advisory is posted at http://www.cisco.com/warp/public/707/cisco-sa-20100827-bgp.shtml
Upgrading Cisco IOS XR Software
Cisco IOS XR software is installed and activated from modular packages, allowing specific features or software patches to be installed, upgraded, or downgraded without affecting unrelated processes. Software packages can be upgraded or downgraded on all supported card types, or on a single card (node).
Software packages are installed from package installation envelope (PIE) files that contain one or more software components. Refer to Table 1 for a list of the Cisco ASR 9000 Series Router software feature set matrix (PIE files) and associated filenames available for the Cisco IOS XR Software Release 3.9.1 supported on the Cisco ASR 9000 Series Router.
The following URL contains links to information about how to upgrade Cisco IOS XR software:
http://www.cisco.com/web/Cisco_IOS_XR_Software/index.html
Troubleshooting
For information on troubleshooting Cisco IOS XR software, see the Cisco ASR 9000 Series Aggregation Services Routers Getting Started Guide and the Cisco ASR 9000 Series Router Troubleshooting Feature Module.
Resolving Upgrade File Issues
Note
In some very rare cases inconsistencies in the content of the internal configuration files can appear. In such situations, to avoid configuration loss during upgrade, the following steps can be optionally done before activating packages:
a.
Clear the NVGEN cache:
RP/0/RSP0/CPU0:PE44_ASR-9010# run nvgen -F 1b.
Create a dummy config commit:
RP/0/RSP0/CPU0:PE44_ASR-9010# configRP/0/RSP0/CPU0:PE44_ASR-9010(config)# hostname <hostname>RP/0/RSP0/CPU0:PE44_ASR-9010(config)# commitRP/0/RSP0/CPU0:PE44_ASR-9010(config)# endc.
Force a commit update by using the reload command. Press "n" when the confirmation prompt appears:
RP/0/RSP0/CPU0:PE44_ASR-9010# reloadUpdating Commit Database. Please wait...[OK]Proceed with reload? [confirm]d.
Press "n".
In some cases other activity may preclude a reload. The following message may display:
RP/0/RSP0/CPU0:PE44_ASR-9010# reloadPreparing system for backup. This may take a few minutes ............System configuration backup in progress [Retry later]If you receive this message wait and then retry the command after some time.
Obtaining Documentation and Submitting a Service Request
For information on obtaining documentation, submitting a service request, and gathering additional information, see What's New in Cisco Product Documentation at: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html.
Subscribe to What's New in Cisco Product Documentation, which lists all new and revised Cisco technical documentation, as an RSS feed and deliver content directly to your desktop using a reader application. The RSS feeds are a free service.
Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of Cisco trademarks, go to this URL: www.cisco.com/go/trademarks. Third-party trademarks mentioned are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company. (1110R)
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