Archive for January, 2012

February & March 2012 Free online Cisco Trainings and Lab

Posted by: Mudassir Ali on January 29, 2012

Troubleshooting Callmanager Issues : MGCP & H323

Posted by: Mudassir Ali on January 26, 2012

A Comparison of SIP and H.323 Trunks

Posted by: Mudassir Ali on January 9, 2012