ModificationRelease
The following features were supported:
•
BGP Add Path Advertisement
•
Accumulated iGP (AiGP)
•
Pre-route
•
IPv4 BGP-Policy Accounting
•
IPv6 uRPF
Release 4.0.0
Support for 5000 BGP NSR sessions was addedRelease 4.1.0
The following features were added:
•
BGP Accept Own
•
BGP DMZ Link Bandwidth for Unequal Cost Recursive
Load Balancing
Release 4.1.1
The following features were supported:
•
Selective VRF Download
•
BGP Multi-Instance/Multi-AS
•
BFD Multihop Support for BGP
•
BGP Error Handling
Support for Distributed BGP (bgp distributed speaker)
configuration was removed.
Release 4.2.0
The following features were supported:
•
BGP 3107 PIC Updates for Global Prefixes
•
BGP Prefix Independent Convergence for RIB and FIB
•
BGP Prefix Origin Validation Based on RPKI
Release 4.2.1
The BGP Attribute Filtering feature was added.Release 4.2.3
The BGP-RIB Feedback Mechanism for Update Generation
feature was added
Release 4.3.0
The following features were supported
•
BGP VRF Dynamic Route Leaking
The label-allocation-mode command is renamed the label mode
command.
Release 4.3.1
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
6
Implementing BGP