IP Telephony and Phones

Asterisk + cisco 3905 problem! Sometimes  callers can not hear each other. Who knows how to solve this problem? What configurations need to provide?

Hello guys.. A quick one.. I'm testing the Message Waiting Indicator (MWI) on my Cisco Unity Connection Server.When I configured the MWI extension I just created one (the ON one)... then I went to Unity and put the same extension number on the ON and...

Dear All  I am looking for a Call manager server is supported 5000 sip phones , what is the server model and version ?  thanks ....

Hi Experts, when i tried to collect CDR file from CUCM GUI interface, i got the attached error. Moreover, when i do some investigations, i found " ERROR Failed to Flush writer, No space left on device" In addition, when i tried to do manual puge, i f...

I am plan to test a sip connection..,but i don't have CUBE licenses,kindly advice me what are information i need to get from telco in order to create BOQ. 

Running CUCM 8.5 and using an 8961 SIP phone. I have some BLF SD buttons configured and they have been working until about a month ago. I cannot use the buttons to transfer calls.Answer a callPress Transfer (hard button) Press BLF SD button. The answ...

What the latest version of CUCM is supported on MCS 7835 servers? and the version of cucm supported on vmware only

Can any body suggest me on CUBE license,whether licensing depends on session?

Hi .. I m using CUCM 8.6... when I take sheduled backup...I got an error message of master local agent down ..can not communicate with other nodes..then I checked and found that local agents were not running in subscribers...I try restart those se...

Hi Guys I have the follow issue. In CUCM 8.6 , The extension 8000 should receive phone calls in office hours. Then, after hours and weekend, another estension (8111) should receive phone calls. Any idea?? TIA Cristian

We are transitioning from a UC560 router acting as our CME/CUE VoIP server, to a full blown C2951 with CME 10.0 and CUE 8.6.7.Can I use CCA as a GUI based configuration tool, the same as I was able to on the UC560?   Or do I need to perform all my co...