Cisco ASR 903 Release Notes

6
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-08
Chapter
New Software Features in Cisco IOS XE Release 3.6S
• L2 ACL on Service Instance—This is a security feature which customers can apply to an EVC
interface to filter packets based on their MAC address. For details about this feature, see
http://www.cisco.com/en/US/docs/ios-xml/ios/cether/configuration/xe-3s/ce-l2acl-evc.html
• L2PT - Layer 2 Protocol Tunneling on Trunk Ports—Layer 2 protocol tunneling makes control
protocol PDUs such as STP, CDP, and VTP, transparent to the service provider cloud when passing
traffic through trunk ports. For details about this feature, see
http://www.cisco.com/en/US/docs/ios-xml/ios/wan_lserv/configuration/xe-3s/wan-lserv-xe-3s-boo
k.html
• MLPPP - Multilink PPP—Multilink PPP (also referred to as MP, MPPP, MLP, or Multilink) provides
a method for spreading traffic across multiple physical WAN links and is described in RFC1990. For
details about this feature, see:
– http://www.cisco.com/en/US/docs/ios/dial/configuration/guide/dia_media-ind_multi_ppp.html
Note Limitations apply when configuring MLPPP. For more information, see Chapter 2, “Restrictions
and Caveats in Cisco IOS XE 3.6S Releases.”
• MPLS Traffic Engineering (TE) - Fast Reroute (FRR) Link and Node Protection—This feature
introduces support for MPLS Traffic Engineering (TE) - Fast Reroute (FRR) Link and Node
Protection. For details about this feature, see
http://www.cisco.com/en/US/docs/ios-xml/ios/mp_te_path_protect/configuration/xe-3s/mp-te-frr-
node-prot.html
• Multiple Matching Commands—This feature introduces support for multiple match or match-any
commands in a given QoS class-map. For details about this feature, see
http://www.cisco.com/en/US/docs/wireless/asr_900/software/guide/chassis/Release3.6.0S/ASR90
3-Chassis-SW-36.html
• Port-Shaper and LLQ in the presence of EFPs—This feature allows you to create a QoS policy to
shape traffic across all EFPs on a given physical port. —For details about this feature, see
http://www.cisco.com/en/US/docs/ios-xml/ios/qos_plcshp/configuration/xe-3s/qos-plcshp-ehqos-p
shape.html
• PPP—This feature introduces support for PPP, which provides a method for transmitting datagrams
over serial point-to-point links. For details about this feature, see
http://www.cisco.com/en/US/docs/ios/dial/configuration/guide/dia_async_slip_ppp.html
• Static Route Support for BFD over IPv6—This feature introduces support for static routes for BFD
using IPv6 addressing. For details about this feature, see:
– http://www.cisco.com/en/US/docs/ios-xml/ios/ipv6/configuration/xe-3s/ip6-bfd-static-xe.html
– http://www.cisco.com/en/US/docs/ios/ipv6/configuration/guide/ip6-bfd.html
• Static VPLS over MPLS-TP—This feature introduces support for static VPLS over MPLS-TP. For
details about this feature, see
http://www.cisco.com/en/US/docs/ios/ipv6/configuration/guide/ip6-bfd.html
• STM-1 support—This feature adds support for STM1 mode on Cisco ASR 903 Router in
concatenated and channelized mode to the DS1 level. For details about this feature, see
http://www.cisco.com/en/US/docs/wireless/asr_900/software/guide/chassis/Release3.6.0S/ASR90
3-Chassis-SW-36.html
• Support for Low Latency Queuing on Multiple EFPs—This feature allows you to apply a QoS policy
for Low Latency Queuing to multiple EFP interfaces. For details about this feature, see
http://www.cisco.com/en/US/docs/ios-xml/ios/qos_plcshp/configuration/xe-3s/qos-plcshp-ehqos-p
shape.html.

Cisco ASR 903 Specifications

General

Brand	Cisco
Model	ASR 903
Category	Network Router
Language	English