IP Telephony and Phones

Hi,7821 SIP phones are registered to CME 10.5. When calling extensionvoip traffic goes through CME. How can I configure CME for traffic between phones to go directly? Thanks. 

I'm upgrading from ISM-SRE-300-K9 to SM-SRE-710-K9 installed in a C2951/K9. What is the process and do I need to remove ISM before installing the SM?

Good morning, Having issues after upgrading to CUCM 10x with SRST phone registration. Phones are down.  Any suggestions as to what to look for? Thanks, Orlando

Hi Everyone I seem to be getting reports from the field of people needing to have their Unity connection pins reset numerous times. Some but not all will no doubt be users forgetting their pins but I want to pull up a log to see if the system is dete...

If I sync our current active directory to CUCM 10.5, will it delete or cause any problems to the existing end users?

I am seeing more often CPU utilization alert from one of our call manager subscriber, the time of the alert is very intermittent there is no specific time, but this happens in business hours. Cisco TAC says they don't see any abnormal log or issue, d...

a client has 6 locations, a couple of phones will be installed at each, the total number is less than 50 for now. I'm considering to put a 2901 with cme+cue at each location, the concern is that cost is a bit high. however, if I put a 2921 with cme+c...

While on conference calls, whether conferenced through the phone or through a toll-free service, our 9951 and 9971 phones often go into Preservation Mode and disconnect the call. Going into Preservation Mode seems to be a known bug, but the call is s...

Imported the contacts from my mobile phone, but it seems I can only call those contacts when it is initiated from my paired mobile phone.  If I disable Bluetooth or try to call from my IP Phone extension, I'm able to view the contacts but the Call so...

Hello,I am running CUCM 7.1.5 and have a need to review CDR data from 6 months back. Does anyone know how to view the CDR data from a DRS backup without having to restore the entire server?Thanks. 

Hello, We have an 8.0.3 CUCM system that is beginning to be short on DLUs. I would like to know if it's still possible to buy UCL Licenses for CUCM 8.0 and install them on this system, or if we have to upgrade to a newer version. I'm asking because I...