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Cisco Bug: CSCuo72737 - Wrong IP address used for XOR Relayed Address on VCS-E with single LAN i

Last Modified

Mar 11, 2019

Products (2)

  • Cisco TelePresence Video Communication Server (VCS)
  • Cisco TelePresence Video Communication Server Model

Known Affected Releases

X7.2.2 X7.2.2RC3

Description (partial)

When using Movi client with bandwidth probe enabled in the configuration template, RTP BW probe packets get marked as sourced from the VCS-E static NAT IP and destined for the VCS-E static NAT IP. The router will then mark this as a Land Attack and drop the packets.

 - VCS-E used for firewall traversal
 - VCS-E dual NIC option installed
 - Single VCS-E ethernet port in use
 - Movi client used as the endpoint with bandwidth probing enabled.
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