NBAR2 Protocol Pack 2.1.0
Release Notes
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Release Notes

Release Notes for NBAR2 Protocol Pack 2.1.0

Last Updated: November 6, 2012

Supported Platforms

The following is the list of platforms supported for Network Based Application Recognition (NBAR) Protocol Pack 2.1.0

  • Cisco ASR 1000 Series Aggregation Services Routers

  • Cisco ISR G2 Series Integrated Services Routers

New Protocols

The following protocols are added to NBAR2 Protocol Pack 2.1.0:

  • blogger
  • facebook
  • facetime
  • gbridge
  • google-docs
  • google-plus
  • google-services
  • hotmail
  • hulu
  • iscsi
  • linkedin
  • logmein
  • mikogo
  • ms-dynamics-crm-online
  • ms-lync
  • oracle-ebsuite-unsecured
  • pandora
  • picasa
  • salesforce
  • showmypc
  • tor
  • twitter
  • windows-azure
  • yahoo-accounts
  • yahoo-mail

Updated Protocols

The following protocols are updated in NBAR2 Protocol Pack 2.1.0:

Protocol

Updates

bittorrent

Updated signatures

citrix

Updated signatures to support Citrix GUI

exchange

Updated to support Exchange 2010

gmail

Updated signatures

gtalk-audio

Updated signatures

http

Updated signatures to support protocols

isakmp

Updated signatures

ms-wbt

Updated signatures to support Microsoft RemoteFX

msn-messenger-ft

Updated signatures to support encrypted traffic

msn-messenger-video

Updated signatures

netflix

Updated to include Netflix site browsing in addition to the video

ntp

Updated signatures

skype

Updated signatures

ssh

Updated signatures

Resolved Caveats in NBAR2 Protocol Pack 2.1.0

The following is the list of resolved caveats in NBAR2 Protocol Pack 2.1.0:

  • CSCua60497--Video traffic generated by msn-messenger may be classified as msnp
  • CSCua65426--Audio traffic generated by aim client (version 7.5.11.9) may be classified as rtp
  • CSCtx74007--Login to yahoo-messenger traffic may be incorrectly classified as ssl
  • CSCty35146--File transfer traffic generated by msn-messenger may be incorrectly classified as unknown

Known Caveats in NBAR2 Protocol Pack 2.1.0

The following is the list of known caveats in NBAR2 Protocol Pack 2.1.0:

  • CSCtx65481--Traffic generated by pcanywhere for mac and pcanywhere mobile app may be incorrectly classified as unknown
  • CSCtx74002--Voice traffic generated by secondlife may be incorrectly classified as ssl
  • CSCua24701--Traffic generated by the logmein android app may be incorrectly classified as ssl
  • CSCub26325--ms-lync login and chat traffic may be incorrectly classified as ssl
  • CSCub62860--gtalk-video may be incorrectly classified as rtp
  • CSCub89835--gbridge pc client may not be blocked
  • CSCuc43505--Traffic generated by AIM Pro may be incorrectly classified as unknown and webex-meeting
  • CSCuc59767--IPv6 traffic generated by msn-messenger may be incorrectly classified as ssl
  • CSCud02101--Increase in NBAR activation time after loading NBAR Protocol Pack 2.1.0. The CSCud02101 caveat is specific to Cisco ISR G2 series Integrated Services Routers only.

Restrictions and Limitations in NBAR2 Protocol Pack 2.1.0

The following are the restrictions and limitations in NBAR2 Protocol Pack 2.1.0:
  • bittorrent--http traffic generated by the bitcomet bittorrent client may be classified as http
  • livemeeting--Application is discontinued and replaced with ms-lync, traffic generated by livemeeting may be classified as ms-lync
  • Encrypted video streaming generated by hulu may be incorrectly classified as rtmpe

Downloading NBAR2 Protocol Packs

NBAR2 Protocol Packs are available for download as Software Type 'NBAR2 Protocol Pack' on cisco.com software download page (http://www.cisco.com/cisco/software/navigator.html).

Additional References

Related Documents

Related Topic

Document Title

Application Visibility and Control

Application Visibility and Control Configuration Guide

Classifying Network Traffic Using NBAR

Classifying Network Traffic Using NBAR module

NBAR Protocol Pack

NBAR Protocol Pack module

QoS: NBAR Configuration Guide

QoS: NBAR Configuration Guide

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