[75332] in North American Network Operators' Group
Re: How to Blocking VoIP ( H.323) ?
daemon@ATHENA.MIT.EDU (Alex Bligh)
Thu Nov 11 13:55:31 2004
Date: Thu, 11 Nov 2004 18:54:27 +0000
From: Alex Bligh <alex@alex.org.uk>
Reply-To: Alex Bligh <alex@alex.org.uk>
To: Randy Bush <randy@psg.com>, Valdis.Kletnieks@vt.edu
Cc: Joe Shen <joe_hznm@yahoo.com.sg>, NANGO <nanog@merit.edu>,
Alex Bligh <alex@alex.org.uk>
In-Reply-To: <16787.45977.995676.55960@ran.psg.com>
Errors-To: owner-nanog-outgoing@merit.edu
--On 11 November 2004 10:46 -0800 Randy Bush <randy@psg.com> wrote:
>> What business issue/problem are you trying to address by
>> blocking VoIP?
>
> an incumbent telco which also has the monopoly on ip might
> want to prevent bypass. welcome to singapore, and remember
> to try the chili crab.
Me I'm trying the IPsec+SIP.
Joe might want to try NewPort Networks who claim to be able to find,
remove, capture and otherwise prevent bypass using VoIP. I'll be interest
to see what they do with the above without breaking VPNs. No
recommendation, just read their blurb. They are at:
http://www.newport-networks.com/
Alex