IP Telephony and Phones

HiI have cucm 12 and jabber When I open jabber, it open directly with windows account login credential For exemple my windows crediential is mike and the domain is abcd.comWhen I open jabber, it open with mike as username and without the domain @abcd...

Hiwe have a few CISCO 7940 in our office and when i want to config them its they reset themselves all the time. i dont have chance to do all the steps for configuration because during the configuration it reset itself. there's a few more cisco 7940 a...

So i have sip phones registered over call manager express the way they dial out to the phone network is over a home phone line provided by the phone company it is a standard phone line as far as i know and i got an fxo card configured to do plar to t...

Hello, I have a TDM VGW integrating into a PBX using T-1 CAS and am trying to take those PBX calls and send them VoIP to a SIP PSTN Gateway. My topology:PBX----(T-1 CAS)----TDM VGW----(VoIP network)---SBC VGW----(SIP PSTN) I'm just trying to get outb...

Hi A client has asked for 600+ Cheap Mobile phones to be added to wireless so they can use Wifi Calling.No model has been decided yet, looking for the best way to add these on the wireless. Thinking iPSK and import the MAC to endpoint group.  This wo...

I have around 200 CP-8841 telephones that I have built with dummy macs for an upcoming installation.  Is there a way to use the Bulk admin tool to change them to their permanent ones instead of one at a time?  The phones aren't changing, just the add...

Hello Engineers,I'm facing issue with CIPC time. it is currently showing time as GMT+1, however I have assigned the Device pool with Date time GMT-3.CUCM version : 9.1.2.10000-28CIPC version :8.6.6I have tried below:-1. Tried changing the Time of my ...

We need to configure 2 CUBEs with the below requirements to simulate the Customer and Provider-IMS sides. CUBE-C with IP:10.0.0.1 is the customer side and CUBE-P with IP:10.0.0.2 is the provider side. We also want the CUBE-C to register to CUBE-P as ...

Hello, can I use the Cisco 3905 SIP IP Phone with Asterisk based PBX like Yeastar ?Please advise. ThanksEmre