Hi all, This is first time I have to use 79xx series phone with third party IP-PBX but facing SIP registration issue. Seems that phone is correctly downloading the configuration file and trying to get register with PBX, but it keep sending REGISTER m...

Digit manipulation techniques covered under Cisco IOS are so much granular and hence comes with sort of confusion too. Specifically with POTS dial peer, many additional techniques are available viz digit-strip, prefix, forward-digits etc along with n...

When call is made from an IP Phone, phone initially displays the number dialed by user. As call goes to next call state, phone can update the dialed number depends on digit manipulation techniques being applied. This depends on various system configu...

Hi, We need to provide specific information to our customer that how much delay will be added by L2 switch (2960) while switching packets from one port to other port. Let say we are forwaring voice RTP stream which needs 64 Kbps of bandwidth, when it...