North American Network Operators Group
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How to Blocking VoIP ( H.323) ?

  • From: Joe Shen
  • Date: Thu Nov 11 06:41:39 2004 
Hi,

How could it be done to block VoIP at access router?

I've thought about using ACL to block UDP port
1719,but this could be overcome by modifying protocol 
port number. 

regards

Joe 

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