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Cisco Bug: CSCvu29737 - Incomplete network communication port between in VCS and endpoint in VCS guides

Last Modified

May 28, 2020

Products (1)

  • Cisco TelePresence Video Communication Server (VCS)

Known Affected Releases

X8.10.3

Description (partial)

Symptom:
We will see in PCAP, VCS sending messages to endpoints on ports which are not mentioned in guide, it is because Endpoint send Q.931 message to VCS from same port to port 1720. This source port from endpoint end is not referred in VCS port usage guide clearly which creates confusion for our customer.

Conditions:
We will see in PCAP, VCS sending messages to endpoints on ports which are not mentioned in guide, it is because Endpoint send Q.931 message to VCS from same port to port 1720. This source port from endpoint end is not referred in VCS port usage guide clearly which creates confusion for our customer.
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