Here is the situation:For example:IP Phone extension: 1001 (Peter)IP Phone extension: 1999 (John)When someone outside call our DID 1001, but caller ID shows 1999 at the IP Phone (1001).  Don't ask me why, the PSTN send us 1999 when that particular co...

Dear All,We are using CUCM 6.12.I have been trying to find a feature at CUCM that can solve the problem.Recently, a lot of secretaries complain about shared line with their boss:For instance, if first calls comes in to their boss' primary line, if th...

Hi all,CCM 4.13. The main site is ASA 5520 and connect to ASA 5505 (branch site with Static ip address DSL), EZVPN connect between each other.The ip phone connect to ASA 5505.It doesnt matter which side calls another side, it has one-way voice.The f...