IP Telephony and Phones

Dears, Please find the attached snapshot, I have a secure cluster, when a call is established between two secure phones i can see the lock ikon but i dont see the sheild ikon when the call is in progress means in  ringing state, Can anybody confirm t...

Can we use MCU 5310 for multi party conferencing if the end points are Cisco Video Phone 9971 and Jabber Client. 

I have a solarwinds tftp server set up with the firmware files to update phones. Other phones update fine so I believe my setup is correct. This particular phone was stuck on the screen updating to 8.5.2. Did the hard reset and now the screen is blan...

Hi guysIn an environment with UCM 8.6 ----> SBC (internal) -----> SBC (Servce Provider) -----> destinationWhat is the impact of this command:rel1xx disableand rel1xx enableCan you help me with clarification?

Dears, I have a secure cluster, I was having a extension mobility service working fine with http access, i want to enable a secure url and so i added the secure service url and click on save and i update subscription  after updating  when i select th...

hey community.. im fairly new to sip and i just set up skype trunk recently and is operational.. however i have a small issue i need to modifiy the header to remove caller id for example this is a working log Nov 20 20:33:26.375: //-1/xxxxxxxxxxxx/SI...

Hello everybodley actually i have a problem on my FXO ports, all calls are automatically disconnected after 20 second unfortunately its disconnected while users talking on the phone i used custome cp-tone and supervisory disconnect on my FXOs voice c...

Hello And again I have a problem related with CME 10.0 and CUCM 11 connection So, CME connected with CUCM via SIP trunk, they are in different VLANs. On the CME I have registered Cisco phones (SCCP). On CUCM I have ragistered one SIP phone (Yealink p...