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Access Lists (ACLs)
- Access List Performance Improvements for Cisco 12000 Gigabit Switch Routers, 12.0(10)S
- ACL IP Options Selective Drop, 12.0(32)S
- IP Receive ACL, 12.0(32)S
- Protocol-Independent MAC ACL Filtering on the Cisco 12000 Series Internet Router, 12.0(32)S
- Turbo Access Control Lists, 12.0(6)S
Any Transport over MPLS (AToM)
- Any Transport over MPLS (AToM) Sequencing Support, 12.0(30)S
- Any Transport over MPLS (AToM): Layer 2 QoS for the Cisco 12000 Series Router (Quality of Service), 12.0(30)S
- Any Transport over MPLS (AToM): Remote Ethernet Port Shutdown, 12.0(30)S
- Any Transport over MPLS, 12.0(32)S
- Any Transport over MPLS, 12.0(26)S
- Any Transport over MPLS, 12.0(25)S
- AToM Graceful Restart, 12.0(29)S
- OAM Segment Endpoint, 12.0(30)S
Asynchronous Transfer Mode (ATM)
- ATM CBR and VBR-rt Support, 12.0(31)S
- ATM OAM Support for F5 Continuity Check, 12.0(24)S
- ATM PVC Bundle Enhancement MPLS EXP-Based PVC Selection, 12.0(30)S
- ATM PVC F5 OAM Recovery Traps, 12.0(26)S
- BGP Cost Community, 12.0(24)S
Automatic Protection Switching (APS)
- Multirouter APS for the Cisco 12000 Series ISE ATM Line Cards, , 12.0(30)S
- Multirouter APS on the Cisco 10000 Series, 12.0(26)S
- Single-router APS for the Cisco 12000 Series Router, 12.0(31)S
Bidirectional Forwarding Detection
- Bidirectional Forwarding Detection, 12.0(32)S
Border Gateway Protocol (BGP)
- BGP Multicast Inter-AS (IAS) VPN, 12.0(29)S
- BGP Support for Fast Peering Session Deactivation, 12.0(29)S
- Regex Engine Performance Enhancement , 12.0(26)S
Building Integrated Timing Source (BITS)
- Building Integrated Timing Source (BITS) for the Cisco 12000 Series Router, 12.0(31)S
Cisco Express Forwarding (CEF)
- Cisco Express Forwarding, 12.0(32)SY
- PBR Recursive Next Hop, 12.0(28)S
Frame Relay
- BECN and FECN Marking for Frame Relay over MPLS, 12.0(26)S
- Distributed Frame Relay Switching, 12.0(25)S
- Distributed Multilink Frame Relay (FRF.16), 12.0(24)S
- Frame Relay Conditional Debug Support, 12.0(28)S
- Multilink Frame Relay (FRF.16.1), 12.0(30)S
- Multilink Frame Relay over L2TPv3/AToM, 12.0(28)S
- Packet Classification Using the Frame Relay DLCI Number, 12.0(28)S
IP
- Configuring the IP Static Route Adjustment Interval, 12.0(29)S
- Integrated IS-IS Global Default Metric, 12.0(27)S
IPv6
- IPv6 QoS Enhancements for 12000 Series Router Line Cards, 12.0(32)SY
IS-IS
- Integrated IS-IS Protocol Shutdown Support Maintaining Configuration Parameters, 12.0(27)S
- IS-IS Caching of Redistributed Routes, 12.0(27)S
- IS-IS Fast-Flooding of LSPs Using the fast-flood Command, 12.0(27)S
- IS-IS Incremental SPF, 12.0(24)S
- IS-IS Limit on Number of Redistributed Routes, 12.0(25)S
- IS-IS Support for Priority-Driven IP Prefix RIB Installation, 12.0(26)S
Jitter Improvement
- High Priority Traffic Jitter Improvement for Cisco 12000 Series Router, Cisco 12000 SIP-400, Shared Port Adapters, 12.0(32)SY
Link Bundling
- Link Bundling on Cisco 12000 Series Internet Routers, 12.0(32)S
Local Switching
- Layer 2 Local Switching, 12.0(30)S
Microcode Manager
- Microcode Manager for Multiservice Engine Line Cards on Cisco 12000 Series Routers
Multicast
- Fast-Path Multicast Forwarding on Cisco 12000 Series Engine 2 and ISE Line Cards, 12.0(26)S
- Multicast VPN MIB, 12.0(29)S
- Multicast-VPN¿IP Multicast Support for MPLS VPNs, 12.0(26)S
- Source Specific Multicast (SSM) Mapping, 12.0(26)S
Multiprotocol Label Switching (MPLS)
- EIGRP MPLS VPN PE-CE Site of Origin (SoO), 12.0(27)S
- MPLS Embedded Management¿LSP Ping/Traceroute and AToM VCCV, 12.0(27)S
- MPLS Label Distribution Protocol MIB Version 8 Upgrade, 12.0(27)S
- MPLS Label Distribution Protocol MIB Version 8 Upgrade, 12.0(24)S
- MPLS Label Distribution Protocol MIB, 12.0(30)S
- MPLS Label Switching Router MIB, 12.0(28)S
- MPLS LDP Autoconfiguration, 12.0(30)S
- MPLS LDP Graceful Restart, 12.0(29)S
- MPLS LDP Session Protection, 12.0(30)S
- MPLS LDP-IGP Synchronization, 12.0(30)S
- MPLS Quality of Service (QoS) Multi-VC Mode on the Cisco 10000 Series Router, 12.0(28)S
- MPLS TE: Link and Node Protection, with RSVP Hellos Support, 12.0(30)S
- MPLS Traffic Engineering (TE)--AutoTunnel Primary and Backup, 12.0(27)S
- MPLS Traffic Engineering (TE)--Class-Based Tunnel Selection, 12.0(29)S
- MPLS Traffic Engineering (TE)--Fast Reroute (FRR) Link and Node Protection, 12.0(29)S
- MPLS Traffic Engineering (TE): Link and Node Protection, with RSVP Hellos Support, 12.0(24)S
- MPLS Traffic Engineering AutoTunnel Mesh Groups, 12.0(27)S
- MPLS Traffic Engineering Fast Reroute--Link Protection, 12.0(26)S
- MPLS Traffic Engineering LSP Attributes, 12.0(26)S
- MPLS Traffic Engineering--Fast ReRoute MIB, 12.0(26)S
- MPLS Traffic Engineering--Inter-AS TE, 12.0(29)S
- MPLS Traffic Engineering: Shared Risk Link Groups (SRLG), 12.0(29)S
- MPLS Traffic Engineering: Shared Risk Link Groups (SRLG), 12.0(28)S
- MPLS Traffic Engineering¿AutoTunnel Mesh Groups, 12.0(29)S
- MPLS Traffic Engineering¿Verbatim Path Support, 12.0(26)S
- MPLS Virtual Private Networks (VPNs), 12.0(26)S
- MPLS VPN - Route Target Rewrite, 12.0(26)S
- MPLS VPN Carrier Supporting Carrier IPv4 BGP Label Distribution, 12.0(31)S
- MPLS VPN Carrier Supporting Carrier, 12.0(31)S
- MPLS VPN MIB Support, 12.0(30)S
- MPLS VPN support for EIGRP between Provider Edge (PE) and Customer Edge (CE), 12.0(27)S
- MPLS VPNs over IP Tunnels, 12.0(32)SY
- MPLS VPN¿Carrier Supporting Carrier, 12.0(24)S
- MPLS VPN¿Carrier Supporting Carrier¿IPv4 BGP Label Distribution, 12.0(29)S
- MPLS VPN¿Carrier Supporting Carrier¿IPv4 BGP Label Distribution, 12.0(27)S
- MPLS VPN¿Explicit Null Label Support with BGP IPv4 Label Session, 12.0(27)S
- MPLS VPN¿Inter-AS¿IPv4 BGP Label Distribution, 12.0(29)S
- MPLS VPN¿Inter-AS¿IPv4 BGP Label Distribution, 12.0(27)S
- MPLS VPN¿Interautonomous System Support, 12.0(29)S
- MPLS VPN¿Interautonomous System Support, 12.0(24)S
- MPLS VPN¿MIB Support, 12.0(24)S
- MPLS-aware NetFlow, 12.0(25)S
Netflow
- NetFlow BGP Next Hop Support, 12.0(26)S
- NetFlow v9 Export Format, 12.0(24)S
- Output Aggregate NetFlow, 12.0(32)S
- Random Sampled NetFlow, 12.0(26)S
Network Management
- BGP MIB Support Enhancements, 12.0(26)S
- CNS Flow-Through Provisioning, 12.0(26)S
- Component Outage On-Line (COOL) Measurement for the Cisco 12000 Series Router, 12.0(30)S
- Displaying CPU Hog Information for IPC Processes, 12.0(26)S
- Distributed ATM OAM Support (dOAM), 12.0(28)S
- Embedded Event Manager 1.0, 12.0(26)S
- Exclusive Configuration Change Access and Access Session Locking, 12.0(31)S
- IMA Dynamic Bandwidth, 12.0(31)S
- IP Source Tracker, 12.0(26)S
- Onboard Failure Logging, 12.0(30)S
- OSPF Sham-Link MIB Support, 12.0(30)S
- Periodic MIB Data Collection and Transfer Mechanism, 12.0(24)S
- Pseudowire Emulation Edge-to-Edge MIBs for Ethernet and Frame Relay Services, 12.0(31)S
- Pseudowire Emulation Edge-to-Edge MIBs for Ethernet Services, 12.0(29)S
- Router Security Audit Logs, 12.0(27)S
- RSVP Local Policy Support, 12.0(29)S
- RSVP Message Authentication, 12.0(29)S
- RSVP Refresh Reduction and Reliable Messaging, 12.0(29)S
- SNMP for Stateful Switchover, 12.0(26)S
- SNMP--IP Precedence and DSCP Support, 12.0(26)S
- Unique Device Identifier Retrieval, 12.0(27)S
OSPF
- Enabling OSPFv2 on an Interface Using the ip ospf area Command, 12.0(29)S
- OSPF Area Transit Capability, 12.0(27)S
- OSPF Inbound Filtering Using Route Maps with a Distribute List, 12.0(24)S
- OSPF Incremental SPF, 12.0(24)S
- OSPF Limit on Number of Redistributed Routes, 12.0(25)S
- OSPF Link State Database Overload Protection, 12.0(27)S
- OSPF Link-State Advertisement (LSA) Throttling, 12.0(25)S
- OSPF Per-Interface Link-Local Signaling, 12.0(27)S
- OSPF Support for Forwarding Adjacencies over MPLS Traffic Engineered Tunnels, 12.0(24)S
Performance Route Processor (PRP)
- Performance Route Processor (PRP) Software Configuration in Cisco 12000 Series Internet Routers, 12.0(30)S
PIM RPF
- PIM Dense Mode Fallback Prevention in a Network Following RP Information Loss, 12.0(28)S
- PIM RPF Vector, 12.0(30)S
Power Management
- Component Outage On-Line (COOL) Measurement for the Cisco 12000 Series Router, 12.0(31)S
- Power Management for the Cisco 12000 Series Router, 12.0(31)S
PPP/MLP
- PPP/MLP MRRU Negotiation Configuration, 12.0(28)S
Quality of Service (QoS)
- Class-Based Marking, 12.0(26)S
- Class-Based Policing, 12.0(26)S
- Class-Based Shaping, 12.0(26)S
- Class-Based Weighted Fair Queueing and Weighted Random Early Detection, 12.0(26)S
- Hierarchical Shaping for MPLS VPNs over IP Tunnels on the Cisco 12000 Series Internet Router, 12.0(32)SY
- Low Latency Queueing with Priority Percentage Support, 12.0(28)S
- L2/L3 QoS Computations for Cisco 12000 Series Router Multiservice Engine Line Cards, 12.0(32)S
- Modular Quality of Service Command Line Interface, 12.0(26)S
- Multicast Egress QoS Support on Cisco 12000 Series Router, Integrated Services Engine (ISE) Line Cards, 12.0(32)SY
- Packet Classification Using the Frame Relay DLCI Number, 12.0(26)S
- Policer Enhancement: Multiple Actions, 12.0(26)S
- QoS: ATM Cell-Based Policer, 12.0(28)S
- QoS: ATM CLP-Based Queue Limit, 12.0(30)S
- QoS: ATM-CLP and Layer 2 CoS-Based WRED, 12.0(28)S
- QoS: CBQoS MIB Index Enhancements, 12.0(32)S
- QoS: Classification of Locally Sourced Packets, 12.0(28)S
- QoS: Color-Aware Policer, 12.0(26)S
- QoS: Enhancement to Subinterface QoS Policy Definitions (L3/nC/nD) Including Proportional Bandwidth Allocation , 12.0(28)S
- QoS: Implicit Queue Limit, 12.0(28)S
- QoS: Ingress Hierarchical Policing for Cisco 12000 Series Router Line Cards, 12.0(32)S
- QoS: L2 Overhead Specification for Shaping and Policing Parameters for Ethernet, 12.0(28)S
- QoS: Match on ATM CLP, 12.0(28)S
- QoS: Percentage-Based and Time-Based Policing Parameters , 12.0(28)S
- QoS: Percentage-Based Policing, 12.0(28)S
- QoS: Percentage-Based Shaping, 12.0(28)S
- QoS: Time-Based Thresholds for WRED and Queue Limit for the Cisco 12000 Series Router, 12.0(28)S
- QoS: Time-Based Thresholds for WRED and Queue Limit, 12.0(28)S
- QoS: Tunnel Marking for L2TPv3 Tunnels, 12.0(28)S
- Quality of Service for Aggregate VLAN Traffic on Cisco 12000 Series ISE Line Cards, 12.0(26)S
- RSVP Message Authentication, 12.0(26)S
- RSVP Refresh Reduction and Reliable Messaging, 12.0(26)S
- Tofab QoS Queues per Egress Line Card on Cisco 12000 Series Routers, 12.0(32)S
- Two-Rate Policer, 12.0(26)S
- Unified QoS - Locally Generated Packet Prioritization on Cisco 12000 Series Router, Integrated Services Engine (ISE) Line Cards, 12.0(32)S
Resilient Packet Ring (RPR)
- Resilient Packet Ring Feature Guide, 12.0(30)S
Spatial Reuse Protocol
- Spatial Reuse Protocol Feature Guide
Traffic Shaping
- Distributed Traffic Shaping for GSR, 12.0(10)S
- Distributed Traffic Shaping for Line Cards in the Cisco 12000 Gigabit Switch Router, 12.0(16)S
Unicast
- Unicast RPF MIB
Virtual Private LAN Service (VPLS)
- Virtual Private LAN Service over MPLS on Cisco 12000 Series Router Line Cards, 12.0(32)SY
Virtual Private Network (VPN)
- EIGRP Prefix Limit Support, 12.0(29)S
- Inter-AS Hybrid for MPLS VPN over IP Tunnels, 12.0(31)S
- Inter-AS Support for Multicast VPN, 12.0(30)S
- Layer 2 Tunnel Protocol Version 3, 12.0(27)S
- Layer 2 Tunnel Protocol Version 3, 12.0(24)S
- Layer 2 Virtual Private Network Interworking, 12.0(30)S
- L2VPN Pseudowire Redundancy, 12.0(31)S
- L2VPN Pseudowire Switching, 12.0(31)S
- Mapping Multiple IS-IS Instances in IP to a VRF, , 12.0(29)S
- Transparent Layer 2 Protocol Tunneling and PDU Filtering, 12.0(28)S
Weighted Random Early Detection (WRED)
- Byte-Based Weighted Random Early Detection, 12.0(26)S
Information on feature support and feature documentation for this device is accessible by Feature Navigator
- Feature Navigator
- Cisco Nonstop Forwarding, 12.0(24)S
- Distributed Link Fragmentation and Interleaving over Leased Lines, 12.0(24)S
- Low Latency Queueing, 12.0(26)S
- Memory Threshold Notifications, 12.0(26)S
- MSDP Compliance with IETF RFC 3618, 12.0(27)S
- Single Ring Recovery Protocol, 12.0(25)S
- Stacked VLAN Processing, 12.0(28)S
- Stateful Switchover, 12.0(26)S
- SYSLOG Writing to Flash, 12.0(26)S
- Upgrade Secondary ROMmon CLI, 12.0(28)S
- 4-Port Gigabit Ethernet ISE Line Card for Cisco 12000 Series Internet Router, 12.0(25)S

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