IP Telephony and Phones

Hi, We are experiencing an issue with the Cisco 8831 IP phone that is stuck in cisco logo. This are new 8831 IP Phone and we also requested replacement unit for these 8831 phones. When we received and tested the 8831 ip phones in our lab, all were w...

Hi Guys, I am facing issue with an inbound call. for some numbers the call hits the dial peer, but where as for some it does not hit any dial peer as per debug voip ccapi inout. i dont see any debugs for the bad call(voip ccapi, sip messages works f...

Hello All I have a Cisco 2921/IOS 15.2  router running CUCME 10.0. The IP Phones that are been managed have wrong clock time . The clock time on the router is correct but not on the ip phones. There is no timezone value for West Africa on Cisco Doc. ...

Hi,We had a feature click to call in cucm 8.x. How can we do same functionality which we can dial from web, excel and word in cucm 9.x and 10.xPlease suggest a solutionRegardsHabeeb

We are running Unity Connection 10.5, a brand new install.  For the first couple of when a voice mail came in and an email is generated the .wav file had a time stamp.VM_2016.01.14_09.43.57.wav, a couple of days ago the format changed to VoiceMessag...

Can't connect new (V02) conference phone 8831 to CME 10.5. In compatibility list fw.ver. 9.3.3.5 accepted, but in V02 phone downgrade from fw.10.* is not allowed (new DCU problem). At december 2015, release 11.0 of CME was released, with support 8831...

Hi Team, Looked on forum for above but not find any links I know that CUCM is an platform application as CME is. Can the same phone load files that were used in CME be used for CUCM or do you have to have completely different phone load files?

Hi Experts, I am getting RTMT alerts on Route List Exhausted on few Route Lists. Can anyone provide me insight of why this is happening and how can it be checked and rectified. I saw the other documents and it refers to the CUCM no able to send the ...

Trying to plug in some Avaya phones and need to know if a WS-CE500-24PC switch support dot.1q? AND, is it required for the Avaya phones to work?

Dear All , I need to download (Cisco Unified CME 4.1 Supported Firmware V.x) for IP Phone 7940G which include items below: P0030702T023.loads* P0030702T023.sb2 P0030702T023.sbn I get in cisco download link and  not found any firmware  for CME All I f...

I have 7925 wireless phones that register when in one building - same WLAN, different IP subnet, but not in another. However, at least one phone is able to register at each location. No phones appear to register in both sites. The buildings are adjac...

Hi All, We have Cisco WS-CE500-24PC Switches that have the "Smart-Ports" enabled. Vlan 1 for Data and Vlan 10 for voice. Now the business is moving to an Avaya system but is going to use the same switches because POE. I have created a new Vlan 11 and...

Hi, I want to get a Cisco phone, which equip the android platform + physical extension keypad + Video call, because we developed a android program work on the CUCM and want to replace the CP-9971 + physical extension keypad users. But the DX650 have ...