In the VoIP net world...

Hello, my name is Rita. I’m not really the “blogging” type but in this case I’m making an exception. I’m currently in the Speech Server group but making a transition to another group and probably some of my current VoIP and telephony knowledge used quite

Configuring and debugging DTMF (RFC 2833)

Media in SIP and H.323 is transferred over RTP. It's a protocol that is quite asymmetric with...

Date: 10/10/2005

Bringing gateway from the dead...

At some point I was planning to explain how to bring “dead” Cisco gateway (or router, at that stage...

Date: 10/05/2005

Call transfer on Cisco VoIP gateway

First, the only call xfer type available for us (at least at this moment) is tromboning...

Date: 09/30/2005

Getting telephony side up and running...

Telephony... Where to start? Well, it you already got your gateway, you already have to know what...

Date: 09/21/2005