Cisco IOS Software Releases 12.2 SX

New Features in Cisco IOS Release 12.2(33)SXI

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New Features in Cisco IOS Release 12.2(33)SXI

Table Of Contents

New Features in Cisco IOS Release 12.2(33)SXI

New Hardware Features in Cisco IOS Release 12.2(33)SXI

New Software Features in Cisco IOS Release 12.2(33)SXI

New Features in Cisco IOS Release 12.2(33)SXI

The following features were introduced in Cisco IOS Release 12.2(33)SXI. Links to feature documentation are also included.

Feature guides may contain information about more than one feature. To find information about a specific feature within a feature guide, see the Feature Information table at the end of the guide.

Feature guides document features that are supported on many different software releases and platforms. Your Cisco IOS software release or platform may not support all the features documented in a feature guide. See the Feature Information table at the end of the feature guide for information about which features in that guide are supported in your software release. Use Cisco Feature Navigator to find information about platform support and Cisco IOS and Catalyst OS software image support. To access Cisco Feature Navigator, go to An account on is not required.

For the latest feature information and caveats, see the release notes for your platform and software release at the following URL:

See the following sections for a list of features:

New Hardware Features in Cisco IOS Release 12.2(33)SXI

New Software Features in Cisco IOS Release 12.2(33)SXI

New Hardware Features in Cisco IOS Release 12.2(33)SXI

1 port OC-48c/STM-16 ATM Shared Port Adapter

10GBASE DWDM X2 Module

Cisco X2-10GB-ZR

New Software Features in Cisco IOS Release 12.2(33)SXI

AAA Support for Cisco Trusted Security (CTS)

Asymmetric Carrier Delay

AToM over GRE—Phase 2

Backplane Traffic Monitor

Bandwidth-Based Call Admission Control for IP Multicast

BGP Route-Map Continue Support for Outbound Policy

Call Home Request

CatOS Parity: Port VLAN Granularity for show Commands

CDP Enhancement—Host Presence TLV



CNS—Configuration Agent

CNS—Event Agent

CNS—Image Agent

CNS—Interactive CLI

Command Scheduler (Kron)

Configuration Rollback Confirmed Change

DHCP—DHCPv6 Relay Agent Notification for Prefix Delegation

DHCPv6 —Relay Reload Persistent Interface ID Option

DHCPv6 Ethernet Remote ID Option

Display Admin Speed and Duplex Negotiation Status

Dual PQ (Priority Queue)

Embedded Event Manager 2.4

Embedded Syslog Manager

Ethernet Local Management Interface at Provider Edge

ELMI and CFM Outward Facing MEP Support for SIP 400,_Administration,_and_Maintenance

Enhanced Fast Software Upgrade

FHRP—EOT Integration with EEM

FHRP—GLBP Client Cache

FHRP—GLBP Support for IPv6

FHRP—HSRP Group Shutdown

FHRP—HSRP Multiple Group Optimization

HSRP for IPv6

HSRP Gratuitous ARP

IEEE 802.1ak—MVRP and MRP

IEEE 802.1X Agentless Audit Support

IEEE 802.1x with ACL Assignments

IEEE 802.1x—Fallback support

IEEE 802.1X—Flexible Authentication

IEEE 802.1X—Multidomain Authentication

IEEE 802.1X—Multiple Authentication

IEEE 802.1X—Open Authentication

IEEE 802.1X—User Port Description

IIEEE 802.3ah—Link Fault RFI Support

IP SLAs for Metro-Ethernet

IP SLAs Random Scheduler

IPv6 Access Services: DHCPv6 Relay Agent

IPv6 ACL Extensions for Mobile IPv6

IPv6 Reformation

IPv6 Routing - EIGRP Support

IPv6 Support for VSPA

IPv6 VPN over MPLS (6VPE)

IPv6: Multicast Address Group Range Support

L2VPN Pseudowire Redundancy

MAC Move Counters

Miniprotocol Analyzer

MPLS EM—LSP Ping/Trace for LDP and RSVP IPv4 FECs

MPLS EM—MPLS Multipath (ECMP) LSP Tree Trace


MPLS VPN 6VPE Support over IP Tunnels

MPLS VPN VRF Selection Using Policy-Based Routing

MSTP PVST Simulation Disabling and Peer Inconsistency Check

Multicast Address Group Range Support

Multicast Enhancement —Egress Replication Performance Improvement for VLAN and Port Channel

Multicast Replication Packet Drop Counter

Netconf Access for Configuration over BEEP


NetfFlow Accounting for Unicast and Multicast on GRE Tunnel Interface

Policy-Based Forwarding

Per Interface Mroute State Limit

Per IP Session QoS Support

Pre-Encryption QoS for VSPA

QoS Statistics Enhancement

Radius Per-VRF Server Group

Rapid-PVST+ Dispute Mechanism

Reliable Delivery and Filtering for Syslog

Role-Based Access Control CLI Commands

Show Diagnostic Health

SNMP over IPv6

SNMPv3—3DES and AES Encryption Support

SSO—IPv4 Multicast HA Support for Group-to-RP Mapping


Static Virtual Tunnel and GRE/TP Interface Enhancements

STP Bridge Assurance

Submillisecond Policer Burst Size Support

Syslog over IPV6

System Logging—EAL4 Certification Enhancements


Trusted Flow Acceleration

VSS—512 EtherChannels Support

VSS—ACE 10/20 Support

VSS—Firewall Service Module Support

VSS - Intrusion Detection (IDSM) Support

VSS—PACL Support

VSS—Wireless (WiSM) Support

VSS—Dual-Active Detection Using L2 Fast Hello Detection

VTP v3

Web Authentication with Critical Auth Support

Webauth Enhancements