New and Changed Features in Cisco IOS XR Software, Release 4.3.x
for Cisco ASR 9000 Series Aggregation Services Router
Americas Headquarters
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Text Part Number: OL-28766-01
© 2013
Cisco Systems, Inc. All rights reserved.
CONTENTS
CHAPTER 1
New and Changed Features for Cisco IOS XR Software, Release 4.3.x 1
New and Changed Information for Release 4.3.x 1
New and Changed Features in Cisco IOS XR Software, Release 4.3.x for Cisco ASR 9000 Series Aggregation Services
Router
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Contents
New and Changed Features in Cisco IOS XR Software, Release 4.3.x for Cisco ASR 9000 Series Aggregation
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CHAPTER
1
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/ps9853/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/ps9853/tsd_products_support_series_home.html
• New and Changed Information for Release 4.3.x, page 1
New and Changed Information for Release 4.3.x
Table 1: New and Changed Features for Cisco ASR 9000 Series Router:
Feature
Changed in Release
Where Documented
Routing Features
BGP VRF Dynamic Route Leaking
Release 4.3.1
• BGP VRF Dynamic Route Leaking
• Configuring VRF Dynamic Route
Leaking
• VRF Dynamic Route Leaking
Configuration: Example
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
BFD over MPLS Traffic Engineering LSPs Release 4.3.1
Where Documented
• BFD over MPLS Traffic Engineering
LSPs
• Enabling BFD Parameters for BFD
over TE Tunnels
• Configuring BFD Bring up Timeout
• Configuring BFD Dampening for TE
Tunnels
• Configuring Periodic LSP Ping
Requests
• Configuring BFD at the Tail End
• Configuring BFD over LSP Sessions
on Line Cards
• BFD over MPLS TE Tunnel
Head-end Configuration: Example
• BFD over MPLS TE Tunnel Tail-end
Configuration: Example
BFD over Pseudowire Head-end
Release 4.3.1
BFD over Satellite Interfaces
Release 4.3.1
VRF RPL Based Import Policy
Release 4.3.1
Flexible L3VPN Label Allocation
Release 4.3.1
• BFD over Pseudowire Headend
• BFD over Satellite Interfaces
• VRF Import Policy Enhancement
• Flexible L3VPN Label Allocation
Mode
• Label-Mode
BFD over Logical Bundle
Release 4.3.0
• Bidirectional Forwarding Detection
over Logical Bundle
• Configuring Coexistence Between
BFD over Bundle (BoB) and BFD
over Logical Bundle (BLB)
BFD IPv6 Multihop
Release 4.3.0
• Bidirectional Forwarding Detection
IPv6 Multihop
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
BFD over GRE
Release 4.3.0
Route Convergence Monitoring and
Diagnostics (RCMD) Prefix Monitoring
Release 4.3.0
Where Documented
• Bidirectional Forwarding Detection
over Generic Routing Encapsulation
• Route Convergence Monitoring and
Diagnostics Prefix Monitoring
• Enabling RCMD Monitoring for
IS-IS Prefixes
• Enabling RCMD Monitoring for
IS-IS Prefixes: Example
• Enabling RCMD Monitoring for
OSPF Prefixes
• Enabling RCMD Monitoring for
OSPF Prefixes: Example
Route Convergence Monitoring and
Diagnostics (RCMD) OSPF Type 3/5/7
LSA Monitoring
Release 4.3.0
• Route Convergence Monitoring and
Diagnostics OSPF Type 3/5/7
Link-state Advertisements
Monitoring
• Enabling RCMD Monitoring for
Type 3/5/7 OSPF LSAs
• Enabling RCMD Monitoring for
Type 3/5/7 OSPF LSAs: Example
BGP-RIB Feedback Mechanism for Update Release 4.3.0
Generation
OSPFv2 VRF-lite
Release 4.3.0
OSPFv3 Timers Update
Release 4.3.0
EIGRP Wide Metric Computation
Release 4.3.0
• BGP-RIB Feedback Mechanism for
Update Generation
• VRF-lite Support for OSPFv2
• OSPFv3 Timers Link-state
Advertisements and Shortest Path
First Throttle Default Values Update
• EIGRP Wide Metric Computation
Interface and Hardware Component
Features
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Y.1731 PM Ethernet Loss Measurement
Release 4.3.1
Where Documented
• Y.1731 Performance Monitoring
• Loss Measurement (ITU-T Y.1731)
• Configuring an SLA Operation
Profile
ICCP Multi-chassis VLAN Redundancy
Release 4.3.1
• ICCP Based Service Multihoming
• Configuring ICCP based Service
Homing
Auto-IP for Satellite Interfaces
Release 4.3.1
• Auto-IP
• Configuring the Inter-Chassis Links
and IP Connectivity
CFM Scale Enhancements
Release 4.3.1
Y.1731 Synthetic Loss Measurement
Release 4.3.0
Refer Ethernet OAM Commands on the
Cisco ASR 9000 Series Router chapter in
Cisco ASR 9000 Series Aggregation
Services Router Interface and Hardware
Component Command Reference for
information on the commands used for
configuring CFM Scale Enhancements.
• Synthetic Loss Measurement (ITU-T
Y.1731)
• Y.1731 Performance Monitoring
• Configuring an SLA Operation
Profile
• Configuring an On-Demand SLA
Operation
• Ethernet SLA Y.1731 SLM
Configuration: Examples
Circuit Emulation SPA Support for
ASR9000
Release 4.3.0
• Configuring the Cisco 24-Port
Channelized T1/E1 Circuit Emulation
and Channelized ATM SPA and
Creating CEM Interface
• Configuring the Cisco 2-Port
Channelized T3/E3 Circuit Emulation
and Channelized ATM SPA and
Creating CEM Interface
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Remote satellite client node
Release 4.3.0
Where Documented
• Overview of Satellite nV Switching
System
• Implementing a Satellite nV System
• Upgrading and Managing Satellite
nV Software
Broadband Network Gateway Features
PPPoE Smart Server Selection
Release 4.3.1
• PPPoE Smart Server Selection
• Configuring PADO Delay
• PPPoE XML Support
NAS-Port-Type on Interface or VLAN
Sub-interface
Release 4.3.1
• NAS-Port-Type on Interface or
VLAN Sub-interface
• Configuring RADIUS Attribute
Nas-port-type
L2TP Reassembly on LAC
Release 4.3.1
• L2TP Reassembly on LAC
• Enabling L2TP Reassembly on LAC
IETF Tagged Attributes on LAC
Release 4.3.1
PPPoE Session Limit and Throttle
Release 4.3.1
• IETF Tagged Attributes on LAC
• PPPoE Session Limit
• PPPoE Session Throttle
• Configuring PPPoE Session Limit
• Configuring PPPoE Session Throttle
Ambiguous VLAN
Release 4.3.1
• Configuring Ambiguous VLANs
• Establishing Subscriber Session on
Ambiguous VLANs
ASR 9922 Support
Release 4.3.1
• Hardware Requirements for BNG
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
VLAN Policy on Access Interface
Release 4.3.1
Where Documented
• VLAN Policy on Access Interface
• Configuring VLAN Policy on an
Access Interface
Session Limit per Circuit-ID
Release 4.3.1
LAC SSO
Release 4.3.1
• Specifying DHCP Lease Limit
• L2TP Access Concentrator Stateful
Switchover
• Enabling LAC SSO
• Enabling RPFO on Process-failures
Service Accounting for QoS
Release 4.3.1
• Service Accounting
• Configuring Service Accounting
• Statistics Infrastructure
• Configuring Statistics IDs (statsD)
Merging QoS Policy-maps
Release 4.3.1
• Merging QoS Policy-maps
• Enabling Policy-maps Merge
Option 82 Relay Information Encapsulation Release 4.3.1
• Option 82 Relay Information
Encapsulation
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
DHCPv6
Release 4.3.0
Where Documented
• DHCPv6 Overview
• DHCPv6 Server and DHCPv6 Relay
or Proxy
• DHCPv6 Features
• Enabling DHCPv6 for Different
Configuration Modes
• Setting Up DHCPv6 Parameters
• Configuring IPv6 IPoE Subscriber
Interface
• Configuring IPv6 PPPoE Subscriber
Interfaces
• Configuring IPv6 Address or Prefix
Pool Name
DS-Lite
Release 4.3.0
• DHCPv6 Dual-Stack Lite Support
• Configuring AFTR Fully Qualified
Domain Name for DS-Lite
IPv6 Neighbor Discovery
Release 4.3.0
BNG Packaging
Release 4.3.0
• IPv6 Neighbor Discovery
• BNG Packaging
• Installing and Activating the BNG
Pie on Cisco ASR 9000 Series Router
IPv6 Support on HTTP-Redirect
Release 4.3.0
• HTTP Redirect Using PBR
• Identifying HTTP Destinations for
Redirection
• Configuring Class Maps for HTTP
Redirection
• Configuring Policy Map for HTTP
Redirect
• Configuring Dynamic Template for
Applying HTTPR Policy
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
IPv6 over PPPoE and IPoE Sessions and
IPv6 uRPF for IPoE and PTA
Release 4.3.0
Where Documented
• Establishing IPoE Session
• Establishing PPPoE Session
• uRPF
BNG Satellite Enhancements
Release 4.3.0
IPv6 Support on DAPS
Release 4.3.0
• BNG Interoperability
• DAPS Support
• Configuring the Subnet Number and
Mask for an Address Pool
• Specifying a Range of IPv6
Addresses
• Specifying a Utilization Threshold
• Specifying the Length of the Prefix
• Specifying a Set of Addresses or
Prefixes Inside a Subnet
Packet Handling on Subscriber Interfaces Release 4.3.0
Enhancements
QoS - Support for Shared Policy Instance Release 4.3.0
• Packet Handling on Subscriber
Interfaces
• Support for Shared Policy Instance
• Configuring Service-policy and
Applying Subscriber Settings
Through Dynamic Template
• Configuring a Policy with SPI in the
Input or Output Direction Using
RADIUS
IPv6 Support on ACL
Release 4.3.0
• Access Control List and Access
Control List-based Forwarding
• Configuring Access-Control Lists
• Activating ACL
Excessive Punt Flow Trap
Release 4.3.0
• Excessive Punt Flow Trap
• Enabling Excessive Punt Flow Trap
Processing
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New and Changed Information for Release 4.3.x
Feature
Changed in Release
TCP MSS Handling
Release 4.3.0
Where Documented
• TCP MSS Adjustment
• Configuring the TCP MSS Value of
TCP Packets
Radius-based Lawful Intercept
Release 4.3.0
• Radius-based Lawful Intercept
• Enabling RADIUS-based Lawful
Intercept
L2VPN and Ethernet Services Features
L2TPv3 over IPv6
Release 4.3.1
• L2TPv3 over IPv6
• Configuring L2TPv3 over
IPv6Tunnels
• Configuring L2TPv3 over IPv6
Tunnels: Example
GTP Load Balancing
Release 4.3.1
PWHE v6
Release 4.3.1
Support for VC type 4 in VPLS with BGP Release 4.3.1
Autodiscovery
Any Transport over MPLS (AToM) iMSG Release 4.3.0
• GTP Load Balancing
• Pseudowire Headend
• VPLS Discovery and Signaling
• AToM iMSG
• Configuring AToM IP Interworking
L2VPN over GRE
Release 4.3.0
• L2VPN over GRE
• Configuring L2VPN over GRE
Pseudowire Headend
Release 4.3.0
• Pseudowire Headend
• Configuring Pseudowire Headend
L2VPN Nonstop Routing
Release 4.3.0
• L2VPN Nonstop Routing
• Configuring L2VPN Nonstop
Routing
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Provider Backbone Bridge VPLS
Release 4.3.0
Where Documented
• Configuring PBB VPLS
• Configuring PBB-VPLS: Example
Multiple I-SID Registration Protocol Lite Release 4.3.0
• Multiple I-SID Registration Protocol
Lite
• Configuring MIRP Lite: Example
Per-VLAN Spanning Tree Access Gateway Release 4.3.0
on Bundle Interfaces
Pseudowire Grouping
Release 4.3.0
• PVSTAG on Bundle Interfaces
• Pseudowire Grouping
• Enabling Pseudowire Grouping
MPLS Layer3 VPN Features
Generic Routing Encapsulation (GRE)
Release 4.3.0
• GRE Overview
• Configuring a GRE Tunnel
IP Addresses and Services Features
ACL Chaining
Release 4.3.1
ACL Chaining on Thor
Release 4.3.1
ACL Scale Enhancements
Release 4.3.1
• Configuring an Interface to accept
Common ACL
• Configuring an Interface to accept
Common ACL
• Configuring a Network Object-Group
• Configuring a Port Object-Group
• Configuring ACL with
Object-Groups
ACL Based Forwarding for IPv6 support
on IRB
Release 4.3.1
• Configuring ABFv4/v6 over IRB/BVI
interface
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New and Changed Information for Release 4.3.x
Feature
Changed in Release
DHCPv6 Proxy Binding Table Reload
Persistency
Release 4.3.1
IPv6 ACL on L2 interface
Release 4.3.0
IPv6 FA over IPv4 TE Tunnel
Release 4.3.0
Where Documented
• Configuring DHCPv6 Proxy Binding
Database Write to System Persistent
Memory
Refer Access List Commands chapter in
Cisco ASR 9000 Series Aggregation
Services Router IP Addresses and Services
Command Reference for information on
the commands used for configuring IPv6
ACL on L2 interface.
• Configuring tunnel as IPV6
Forwarding-Adjacency
• Configuring tunnel as IPV6 interface
IPv6 SLA ICMP Echo Op EOT for
HSRPv6 & IP Static
Release 4.3.0
ABFv4 over IRB/BVI
Release 4.3.0
HSRPv6, MGO for VRRP, HSRPv6 IPv6 Release 4.3.0
BFD, HSRPv6 EOT
• Configuring an IPSLA ICMP echo
operation
• Restrictions for Implementing Access
Lists and Prefix Lists
• Customizing HSRP
• Configuring a Primary Virtual IPv4
Address
• Configuring a Secondary Virtual IPv4
Address
• Configuring an HSRP Session Name
• Configuring a VRRP Session Name
• Configuring a Slave Follow(VRRP)
• Configuring a Slave Follow(VRRP)
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Vidmon metric: MDI (MPEG VBR/CBR) Release 4.3.0
& Vidmon metric: RTP (VBR/CBR),
MPLS Encapsulated Video Packets
Where Documented
• Configuring policy-map with rtp
metric parameters
• Configuring policy-map with rtp react
parameters
• Configuring policy-map with mdi
metric parameters
• Configuring policy-map with rtp react
parameters
MPLS Features
Bandwidth Reservation Percentage
Release 4.3.1
IP-Less MPLS-TP Ping and MPLS-TP
Traceroute
Release 4.3.1
Label Security for BGP Inter-AS Option-B Release 4.3.1
MPLS OAM Support for BGP 3107
Release 4.3.1
MPLS-TP LSP Wrapping
Release 4.3.1
Policy-Based Tunnel Selection
Release 4.3.1
Weighted-SRLG Auto-backup Path
Computation
Release 4.3.1
GMPLS UNI
Release 4.3.0
• Bandwidth Reservation Percentage
• IP-Less MPLS-TP Ping and
MPLS-TP Traceroute
• Label Security for BGP Inter-AS
Option-B
• MPLS OAM Support for BGP 3107
• MPLS-TP LSP Wrapping
• Policy-Based Tunnel Selection
• Weighted-SRLG Auto-backup Path
Computation
• Implementing GMPLS UNI
Quality of Service Features
Service Guarantee Architecture
Release 4.3.1
ECN support
Release 4.3.0
• Service Guarantee Architecture
(SGA)
• Explicit Congestion Notification
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New and Changed Information for Release 4.3.x
Feature
Changed in Release
QoS on IRB (BVI)
Release 4.3.0
Satellite QoS
Release 4.3.0
QoS for Pseudowire Head End
Release 4.3.0
Where Documented
• QoS for Bridge-Group Virtual
Interfaces
• QoS on the Satellite System
• QoS on PWHE
CGv6 Features
IPv6 Rapid Deployment (6RD)
Release 4.3.1
• IPv6 Rapid Deployment
• Configuring 6RD on ISM
Mapping of Address and
Port-Encapsulation Mode (MAP-E)
Release 4.3.1
• Mapping of Address and
Port-Encapsulation Mode
• Configuring MAP-E on ISM
Point-to-Point Tunneling
Protocol-Application Level Gateway
(PPTP-ALG)
Release 4.3.1
• PPTP-ALG
• Configuring PPTP ALG
Real-Time Streaming Protocol-Application Release 4.3.1
Level Gateway (RTSP-ALG)
• RTSP-ALG
• Configuring RTSP ALG
Stateful NAT64
Release 4.3.0
• Stateful NAT64
• Configuring Stateful NAT64 on ISM
Mapping of Address and Port-Translation Release 4.3.0
Mode (MAP-T)
• Mapping of Address and
Port-Translation Mode
• Configuring MAP-T on ISM
High Availability (HA)
Release 4.3.0
• High Availability
• Configuring High Availability on
ISM
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Destination-Based Logging (DBL)
Release 4.3.0
Where Documented
• Destination-Based Logging
• Destination-Based Logging for
NAT44
• Destination-Based Logging for
DS-Lite
Multicast Features
VRF-aware MSDP
Release 4.3.1
MLD Snooping
Release 4.3.0
Multicast VPN
Release 4.3.0
MoFRR
Release 4.3.0
• VRF-aware MSDP
• Implementing MLD Snooping
• Next-Generation Multicast VPN
• Non-ECMP MoFRR
System Management Features
Flexible CLI configuration groups
Release 4.3.1
IEEE 1588 Timing on LAG bundles
Release 4.3.1
Frequency Synchronization and IEEE 1588 Release 4.3.1
MIB support
ISSU
Release 4.3.0
PTP Hybrid
Release 4.3.0
NTP-PTP Interworking
Release 4.3.0
ITU-T Telecom Profile for PTP
Release 4.3.0
• Information About Flexible CLI
Configuration Groups
• PTP Implementation
Refer the SNMP Server Commands chapter
in the Cisco ASR 9000 Series Aggregation
Services Router System Management
Command Reference.
• Updating Software Images Without
a Router Reload
• PTP Hybrid Mode
• NTP-PTP Interworking
• ITU-T Telecom Profile for PTP
New and Changed Features in Cisco IOS XR Software, Release 4.3.x for Cisco ASR 9000 Series Aggregation
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
Feature
Changed in Release
Where Documented
System Monitoring Features
Asynchronous Syslog Communication
Release 4.3.0
• Asynchronous Syslog
Communication
ROM Monitor Features
ROMMON
Release 4.3.0
• http://www.cisco.com/web/
Cisco_IOS_XR_Software/index.html
Netflow Features
Netflow over BVI
Release 4.3.1
• Netflow over BVI
• Configuring Netflow over BVI
• Netflow over BVI: Example
System Security Features
FIPS Compliance / C3M Adoption
Release 4.3.1
SSHv2 Client Keyboard-Interactive
Authentication
Release 4.3.1
No new features in this release
Release 4.3.0
Refer Secure Shell Commands chapter in
Cisco ASR 9000 Series Aggregation
Services Router System Security Command
Reference for information on command for
enabling FIPS.
• SSHv2 Client Keyboard-Interactive
Authentication
NA
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New and Changed Features for Cisco IOS XR Software, Release 4.3.x
New and Changed Information for Release 4.3.x
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