IP Telephony and Phones

Hi Guys,   My Customer is having the following problem. The Users start the external conversation  and after any minutes the conversation stay mute for one side. The User not complain about call in internal site or to another sites, only local calls ...

Hi,   CUCM & Unity 11.5   CUCM: I have Created a Hunt List with 3 members, Hunt pilot for the Case “no Answer and Busy” forward to a DID number (335), directory number Configuration forward all calls to Voicemail   UNITY : system call handlers 335, a...

I'm running CUCM 11.5 and firmware 12.0 on a set of Cisco 8851 phones. Barge works great, and cBarge works great. However, no matter what I do, I can't get single button barge to work. Any ideas would be great.

Hello all, So we have a publisher and 2 subscriber running CUCM 11.5.  All of my 7965 in other buildings works fine except this one particular building.  The weird thing is some of the phone work fines but after it loses power it doesn't work anymore...

How many calls are kept in the history? Does it clear out have a certain period of time?  

hi all,   do you know if i use ISR4000 do the SBC < SIP Trunk > to Broadsoft    how to calculate CUBE session license?     find at Cisco website, say  "Some vendors consider one call as two sessions."    So I have some confuse.    Thank you      CUBE...

Hi all,  Just wonder how many microphones 8831 phone could support ?      Wireless and wired microphone....  maybe 4 maximum? There is a very large meeting room,  only 2 microphones look not enough.      Your reply is appreciated. Master001   

What is the difference between PVDM4-32 and PVDM4-32U64 ?  PVDM4-32U64 is same as PVDM4-64 ? Can we relocate this to E1/T1 Card from motherboard ?    We have got one Router ordered with PVDM4-32U64 , it has one PVDM4-32 on Motherboard which we have s...

Hello.. i have been running CUCM 10X and cisco voice gateway Router where PRI is terminated, there is MGCP b/w CUCM and router. PRI is recently termnated by provider. We have been facing frequent issue, some time when we initate call it doesnt work a...

Hello,   A Client of ours is experiencing an issue where their Jabber Clients on iOS and Android (Probably even Windows, haven't asked) are unable to log in and use IM features if they aren't on their corporate WiFi network. As long as they are conne...

Hello everybody, My client is subscribed to a telephony provider (analogical lines) and need to make those lines reachable through CCX call center   he already has an FXO card (4 RJ11 ports) installed in the H323 voice gateway, since i've never done ...