Release Notes for NBAR2 Protocol Pack 55.0.0

Overview

The NBAR2 Protocol Pack 55.0.0 release includes the following updates:

  • New protocols: dingtalk, dingtalk-media, voov-meeting

  • Improvements to classification of: h323, ms-office-365

Supported Platforms

NBAR2 Protocol Pack 55.0.0 is supported on the following platforms:

  • Cisco ASR 1000 Series Aggregation Services Routers (ASR1000)

  • Cisco 4000 Series Integrated Services Routers (ISR4000)

  • Cisco 1100 Series Integrated Service Routers (ISR1100)

  • Cisco Catalyst 8300 and 8500 Series Edge Platforms

  • Cisco Catalyst 9200, 9300, and 9400 Series Switches

  • Cisco 9800 Series Wireless Controllers

  • Cisco DNA Traffic Telemetry Appliance

  • Cisco Cloud Services Router CSR 1000V

Supported Releases

NBAR Protocol Pack 55.0.0 is supported on the following releases:

Built-in

Supported on Maintenance Releases

Routing platforms:

  • Cisco IOS XE Amsterdam 17.3.1a and later maintenance releases of 17.3.x

Switching platforms (Catalyst):

  • Cisco IOS XE Amsterdam 17.3.1 and later maintenance releases of 17.3.x

New Protocols

The following protocol(s) were added in NBAR2 Protocol Pack 55.0.0.

Protocol Name

Common Name

Long Description

dingtalk

dingtalk

DingTalk is an enterprise communication and collaboration platform developed by Alibaba Group. The main services are all messaging types including text messages, voice messages, pictures, files, DingMails. DingTalk provides iOS and Android apps as well as Mac and PC clients.

Supported version: DingTalk_v5.1.11.6

dingtalk-media

Dingtalk Media

Video or audio portion of a Dingtalk call.

Disclaimer: Not all dingtalk media traffic gets classified as such, only call flows that are all STUN-TURN based. Some call flows are UDP-RTP based, and get classified as RTP or RTCP.

Supported version: DingTalk_v5.1.11.6

voov-meeting

Voov Meeting

VooV Meeting - Global cross-border video conferencing platform, owned by Tencent.

Updated Protocols

The following protocol(s) have been updated to improve accuracy.

  • h323
  • ms-office-365

Downloading

NBAR2 Protocol Packs are available for download on the Cisco software download page (https://software.cisco.com/download/home). On the download page, specify a platform model to display software available for download. One software option will be NBAR2 Protocol Packs.

Example

To display Protocol Packs available for the Cisco ASR 1001 platform, enter "ASR 1001 Router" in the search field.

You can also enter a platform series, such as "ASR 1000 Series," and then select a model from the results.