Cisco ASR 9000 Series Configuration Manual page 202

Release 4.0.0
Release 4.0.1
Release 4.2.0
Release 4.2.1
Release 4.2.3
Release 4.3.0
Release 4.3.1
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
174
Support for these BFD features was added:
• BFD for OSPFv3
• BFD for IPv6
Support for BFD was added on the following SPAs:
• 1-Port OC-192c/STM-64 POS/RPR XFP SPA
• 2-Port OC-48c/STM-16 POS/RPR SPA
• 8-Port OC-12c/STM-4 POS SPA
Support for these BFD features was added:
• Support for BFD Per Member Links on Link Bundles was added.
• The echo latency detect command was added to enable latency detection
for BFD echo packets on non-bundle interfaces.
• The echo startup validate command was added to verify the echo path
before starting a BFD session on non-bundle interfaces.
Support for these BFD features was added:
• BFD Multihop Global TTL check.
• BFD Multihop support for BGP and
• BFD Multihop support for IPv4 traffic.
• The multihop ttl-drop-threshold command was added to specify the
TTL value to start dropping packets for multihop sessions.
Support for BFD Multihop feature was added on the ASR9K-SIP-700 line
card.
Support for BFD over Logical Bundle feature was added.
Support for these features was added:
• BFD over GRE
• BFD IPv6 Multihop
• BFD over Logical Bundle
Support for these features was added:
• BFD over MPLS Traffic Engineering LSPs
• BFD over Pseudowire Head-end
• BFD over Satellite Interfaces
Implementing BFD
OL-30423-03