Depends on the network, but we use private IPs on the eMTA side of the CM. Frank
-----Original Message----- From: Alexander O. Yuriev [mailto:alex-lists-na...@yuriev.com] Sent: Thursday, March 03, 2011 2:48 PM To: nanog@nanog.org Subject: Re: What vexes VoIP users? > There's no particularly good reason that a VoIP-over-cable system > shouldn't be able to hand off calls to an arbitrary SIP device. No, there's no particulary good technological reason why VOIP-over-cable system shouldn't be able to hand off calls to an arbitrary SIP device. The reason is purely business - it will destroy their own voice service user base. Alex
