[75303] in North American Network Operators' Group
How to Blocking VoIP ( H.323) ?
daemon@ATHENA.MIT.EDU (Joe Shen)
Thu Nov 11 06:40:56 2004
Date: Thu, 11 Nov 2004 19:40:29 +0800 (CST)
From: Joe Shen <joe_hznm@yahoo.com.sg>
To: NANGO <nanog@merit.edu>
Errors-To: owner-nanog-outgoing@merit.edu
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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