IP Telephony and Phones

Hi, I trying to integrate with Alcatel PBX over Qsig as I don't have SIP license in Alcatel. My question is callback feature supported over qsig to alcatel pbx?I am getting this message from the phone "callback cannot be activated on xxxx" Regards,

Hi, sometimes 3905 phones cannot transfer calls: user press tranfer key, dial the extension but nothing happens. The problem is random and disappears resetting the phone.Callmanager Version:8.6.2.22900-9Phone version: 9-2-2-0Thank you.

Hi Support CommunityI have 3 x CUCM 8.6.2 clusters each configured with EMCC which has been tested using unique user accounts and all works as expected - this at present is still in the testing phase but as testing was successful we are ready to roll...

Hi allI'm seeing an annoying issue in newest 9.4.1.9 IP 9951 software. I have seen it on several phones now. I'm not sure what is triggering the issue, but line 1 is somehow locked after a call. However it's possible to use the other lines, but line ...

Hi Team We have 7 PSTN line and two VIC-2-FXO module every thing configuration finished but the problem  at a time only outgoing call two line    Two number only going out another number not working every time 01149818000114980490My cme configuration...

Hello all,We have integrated a 3 party SIP phones with CCM 7.1.5. Only 3 party SIP phones and we need use conferences.We must initiate the meetme conference from any of these phones. How can we do this?How can we use the MeetMe Service URI : x-cisco-...

Hi, I'm relatively new to IP telephony, and a just bought a Cisco 8831 Ip Conference phone to complete our actual SPA 504g system of 8 units.I don't use CUCM, so i was planning to configure 8831 as a standalone unit, with it's own registering configu...

Hi, we are consolidating several existing CUCM clusters running 7.1.5 and 8.6.2 into one new cluster running 10.5 on new hardware. PLM has been installed and the new cluster instance has been added, also the LCU utility has been run against the exist...

Hello all,We recently virtualized our MCS based Call Manager (v. 8.2) to vmware.We forgot all about our MOH source---which is a XM Satellite Radio Receiver.  This was connected via mini-jack to our MCS Server.  Our Server Team which manages the devic...

I'm having an issue where a CUBE/CUCM SIp trunk wont accept more than 50 calls.  The provider is configured for 100 calls and insists that they are not accidentally throttling down to 50 anywhere.  But I don't see anything in the router or CallManage...

Hi all, I would like to install additional memory on MCS7835-i3 , there is 4gig of memory at the moment and would like to add another two gig to support the requirement of cuc 8.6.1. Is it possible to buy another 2gig of memory and install it on the ...

We have Microsoft CA server which have RSAPSS-SSA  and SHA256 algorithm.But in my CUCM 9.1 i can use Certificate  SHA1withRSA.Also i couldn`t find information how i can use SHA256 in CUCM 9.1.Also i couldn`t find  which algorithm use CUCM 10.0 or 10....