IP Telephony and Phones

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Hi All,We are using MS OCS 2007 R2 and MOC 2007 R2.Everything has been working beautifully for a couple years and suddenly we are getting "No Phone System connection, the Call control server is temporarily unavailable"all SIP: and TEL: URI informatio...

                   Dear All,                     We have complete licenses for phone,but still unable to add new phones in the Pub_CUCM 6X.                    what are the possible reasons and how i can troublshoot this issue?                    Rega...

Resolved! NME-CUE error

I have a 2821 router running CME ver 4.1. For voice mail, i have NME-CUE which seems to have failed. "service-module integrated-service-engine 1/0 status' command shows the module as 'failed'. I tried resetting, reloading and everything possible excp...

I need to order additional ATA's.  I have been using ATA 186's for all of my fax machines, and want to know if I should buy the newer 187's or should I stick to the 186's, are there any issues or problems.  I am running a 7.1.5 call manager and most ...

Hello everyone, I hope everything is well with you guys.I'm in a company using the CUCM 8.6 for the IP Phones architecture.We would like to know how can we have voicemail on the IP phones (like for the CISCO 7942).The license used is the UCL, and i t...

kerchidi by Level 1
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