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Cisco Bug: CSCvi49028 - NAT reflection requirement not documented on CMS Web Proxy Deployment guide.

Last Modified

Jun 08, 2018

Products (1)

  • Cisco TelePresence Video Communication Server (VCS)

Known Affected Releases

X8.10.1 X8.10.2 X8.10.3 X8.10.4

Description (partial)

Symptom:
NAT reflection needed when using dual NIC environment and configuring CMS webproxy.

Please add this text:

"NAT reflection should be enabled on the external facing firewall. This is to allow the Exp-E to send traffic to it's own public IP (static NAT) ip address from it's private IP address ? on the external interface.  (Without NAT reflection enabled, FW will drop the traffic."

Conditions:
Dual NIC deployment and CMS WebRTC over Expressway
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