New and Changed Features in Cisco IOS XR Software, Release 4.3.x for Cisco CRS Router
New and Changed Features for Cisco IOS XR Software, Release 4.3.x
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x

New and Changed Features for Cisco IOS XR Software, Release 4.3.x

This list summarizes the new and changed features in the Cisco IOS XR Software, Release 4.3.x and tells you where the features are documented.

To read additional information about Cisco IOS XR Software, Release 4.3.x features, see the Release Notes available at the following Cisco website:

http:/​/​www.cisco.com/​en/​US/​products/​ps5763/​prod_​release_​notes_​list.html

The latest versions of Cisco IOS XR Software, Release 4.3.x documentation is available at the following Cisco website:

http:/​/​www.cisco.com/​en/​US/​products/​ps5845/​tsd_​products_​support_​series_​home.html

http:/​/​www.cisco.com/​en/​US/​products/​ps5763/​tsd_​products_​support_​series_​home.html

New and Changed Features Information in Cisco IOS XR, Release 4.3.x

Table 1 New and Changed Features for Cisco CRS Router
Feature Changed in Release Where Documented
Routing Features    

Route Convergence Monitoring and Diagnostics (RCMD) Prefix Monitoring

Release 4.3.0

Route Convergence Monitoring and Diagnostics (RCMD) OSPF Type 3/5/7 LSA Monitoring

Release 4.3.0

Selective VRF Download

Release 4.3.0

BGP DMZ Link Bandwidth for Unequal Cost Recursive Load Balancing

Release 4.3.0

Unequal Cost Multipath Load-balancing for IS-IS

Release 4.3.0

OSPFv2 VRF-lite

Release 4.3.0

OSPFv3 Timers Update

Release 4.3.0

EIGRP Wide Metric Computation

Release 4.3.0

Flex-LSR Label Switch Processor 140

Release 4.3.0

Interface and Hardware Component Features    

Y.1731 Synthetic Loss Measurement

Release 4.3.0

Layer 3 Switched Port Analyzer

Release 4.3.0

Virtual Private Network Features    

L2VPN Nonstop Routing

Release 4.3.0

Support for 6PE/6VPE over L2TPv3

Release 4.3.0

Pseudowire Grouping

Release 4.3.0

IP Addresses and Services Features    

IPv6 SLA ICMP Echo Op EOT for HSRPv6 & IP Static

Release 4.3.0

HSRPv6, MGO for VRRP, HSRPv6 IPv6 BFD, HSRPv6 EOT

Release 4.3.0

MPLS Features    

GMPLS UNI

Release 4.3.0

Quality of Service Features    

No new features in this release

Release 4.3.0

NA
Carrier Grade NAT Features    

Point-to-Point Tunneling Protocol-Application Level Gateway (PPTP-ALG)

Release 4.3.0

Destination-Based Logging (DBL)

Release 4.3.0

Port Control Protocol (PCP)

Release 4.3.0

Multicast Features    

Multicast VPN

Release 4.3.0

Netflow Features    

No new features in this release

Release 4.3.0

NA
System Management Features    

Power Management

Release 4.3.0

System Security Features    

No new features in this release

Release 4.3.0

NA
System Monitoring Features    

Asynchronous Syslog Communication

Release 4.3.0

ROM Monitor Features    

ROMMON Version Updates

Release 4.3.0