IP Telephony and Phones

Dear Experts,   Could you please advise what is the total number of calls that could be queued on a subscriber?   We have 4 subscribers and I would like to know how many calls can be queued on a subscriber and at the cluster level?   As I understand,...

I have customers in LA, and they are using this firmware:      cmterm-8831-sip.10-3-1SR3-4-LA.cop.sgn   Can customers in other region use that firmware?  what configuration /setting needs to add? 

Hi can you help me.   May I know the meaning of below commands?   mls qos srr-queue output cos-map queue 3 threshold 1 4mls qos srr-queue output cos-map queue 4 threshold 1 3mls qos srr-queue output dscp-map queue 3 threshold 1 34mls qos srr-queue ou...

Hi, The call is not going  , isdn is up .There are two errors in the trace .  Call Entry(Responsed=TRUE, Disconnect Cause=34) 008768: May 21 14:42:42.644: %VOICE_IEC-3-GW: H323: Internal Error (H323 Interworking Error): IEC=1.1.127.5.21.0 on callID 2...

Hello,     Is there a way to start a MeetMe via cell phone or PSTN?  I've seen references to documentation in the forums for this, but it looks like the links are no longer functional. 

I work in an environment that already has a full CUCM setup, and help provision new accounts, simple tasks. We have some left over equipment from decommed offices and I'm wondering what I can do, lab with, any kind of walk through practice labs, etc....

Hi,     I am new in IP Telephony field.I need to integrate a cme with new call manager,The cme having UCCX and VG224.     I read documents and it is showing so many methods like SIP,H.323 etc.So please suggest me step-by-step procedure to complete th...

Hello dears, My phones are resetting without switch interface going down by console logs mentioning " 10:07:21:484   [sip]  19:31:13.482  tcpc0x189681c  TCP transport destroyed with reason 70016: Unknown pjlib error 70016," the phones get reset  inte...

Hi team,   We would like to know if I really need download the tcl file script and upload in the flash of the router, or are there an embed script in the ISR 4331 that could be used?   So I start the configuraiton and all param are available in the r...

Good Day,   I have installed cucm 10 and using  4 cp7945 phones. this is i installed in remote branch where no one available to answer the call so i want to forward all outside call to a cell/mobile number.   Could you please assist me on it   Thank ...

atm i have cucm "11.5", cuc "11.5" , IM&P "11.5" ,  vcs expressway-e , vcs control with working jabber from outside . Im planning to upgrade cucm , cuc , IM&P to 12 will it have any major effect on the existing configuration?