nanog mailing list archives
Re: How to Blocking VoIP ( H.323) ?
From: Simon Leinen <simon () limmat switch ch>
Date: Fri, 12 Nov 2004 17:26:01 +0100
Robert Mathews writes:
On Thu, 11 Nov 2004, Alexei Roudnev wrote:Hmm - just introduce some jitter into your network, and add random delay to the short packets - and no VoIP in your company -:).
Alexei:
How exactly then would anyone implement this, without screwing-up the overall performance elements in the network? :)
Yeah, no jitter for HTTP please (otherwise users will complain when they tunnel their VoIP traffic over TCP port 80 :-). Note that Skype already uses TCP port 80 and 443, at least for control traffic. -- Simon.
Current thread:
- Re: How to Blocking VoIP ( H.323) ?, (continued)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 11)
- Re: How to Blocking VoIP ( H.323) ? Robert Mathews (Nov 11)
- Re: How to Blocking VoIP ( H.323) ? Christopher L. Morrow (Nov 11)
- Re: How to Blocking VoIP ( H.323) ? Robert Mathews (Nov 11)
- Re: How to Blocking VoIP ( H.323) ? Joe Shen (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Christopher L. Morrow (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Christopher L. Morrow (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Robert Mathews (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Simon Leinen (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Robert Mathews (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? joshua sahala (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Suresh Ramasubramanian (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? John Curran (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 13)
- Re: How to Blocking VoIP ( H.323) ? just me (Nov 12)
- Re: How to Blocking VoIP ( H.323) ? Alexei Roudnev (Nov 11)