Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
New and Changed Feature Information in Cisco IOS XR Release 5.1.x
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New and Changed Routing Features

New and Changed Routing Features

This table summarizes the new and changed feature information for the Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, and tells you where they are documented.

New and Changed Routing Features

Feature Description Introduced/Changed in Release Where Documented

BFD Hardware Offload

This feature was introduced.

Release 5.1.2

Implementing Bidirectional Forwarding Detection chapter.

BFD Hardware Offload

Refer Bidirectional Forwarding Detection Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for information on the commands used for configuring BFD Hardware Offload.

ACL Support in RPL Prefix-Sets

This feature was introduced.

Release 5.1.1

Implementing Routing Policy chapter

prefix-set

Refer Routing Policy Language Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure ACL support in RPL Prefix-sets.

BGP Link-State

This feature was introduced.

Release 5.1.1

Implementing BGP chapter

BGP Link-State

Refer BGP Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure BGP Permanent Network.

BGP Permanent Network

This feature was introduced.

Release 5.1.1

Implementing BGP chapter

BGP Permanent Network

Refer BGP Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure BGP Permanent Network.

OSPF IP Fast Reroute Loop Free Alternate

OSPFv2 and OSPFv3 IP-fast re-route (FRR) functionality in non-default VRFs support was added.

Release 5.1.1

Implementing OSPF chapter

OSPF IP Fast Reroute Loop Free Alternate

Refer OSPF Commands andOSPFv3 Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure OSPF IP Fast Reroute Loop Free Alternate.

BFD Dampening

This feature was introduced.

Release 5.1

Implementing Bidirectional Forwarding Detection chapter.

BFD Dampening

Refer Bidirectional Forwarding Detection Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for information on the commands used for configuring BFD Dampening.

BFD over IRB

This feature was introduced.

Release 5.1

Implementing Bidirectional Forwarding Detection chapter.

BFD over IRB

EIGRP Multi-Instance

This feature was introduced.

Release 5.1

Implementing EIGRP chapter

EIGRP Multi-Instance

Refer Enhanced Interior Gateway Routing Protocol Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for information on the commands used for configuring EIGRP Multi-Instance.

Graceful Restart for OSPFv3

This feature was modified.

Release 5.1

Implementing OSPF chapter

Graceful Restart for OSPFv3

Refer OSPFv3 Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure Graceful Restart for OSPFv3.

OSPFv3 Sham Link Support for MPLS VPN

This feature was introduced.

Release 5.1

Implementing OSPF chapter

OSPFv3 Sham Link Support for MPLS VPN

Refer OSPFv3 Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for commands to configure OSPFv3 Sham Link Support for MPLS VPN.

Resilient Per-CE Label Allocation Mode

This feature was introduced.

Release 5.1

Implementing BGP chapter

Refer BGP Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for information on the commands used for configuring Resilient Per-CE Label Allocation Mode.

User Defined Martian Check

This feature was introduced.

Release 5.1

Implementing BGP chapter

User Defined Martian Check

Refer BGP Commands chapter in Cisco ASR 9000 Series Aggregation Services Router Routing Command Reference for information on the commands used for configuring User Defined Martian Check.