IP Telephony and Phones

Has anyone installed Unity 4.2.1 with Windows OS 2003? If so, what version of Sql? thanks

I am trying to prevent a loop scenario. We have a SIP trunk to a Service provider and trying block the calls going out on SIP trunk if we received the call from that trunk. Some thing similar to CallManager config where CSS of trunk wouldn't have ...

dear,i asked this Question for VoIP Forum but the could not answer it.i need to configure IVR at AS5400 i did : call application voice TCLware.1.2.3 tftp://55.55.54.11/TCLware.1.2.3/clid_4digits_npw_3.1.1.0.tcl 1 call application voice TCLware.1.2.3 ...

I have a 2811 router with a PRI coming in and Unified Communications Manager Business Edition 6.0. We are receiving the caller id number and not the name on the phones. Any advice on what to look for?

My VoIP implementation does not display the name of the calling party. The number is displayed, however, the name says "From Unknown Caller". I have validated with the carrier that our PRI circuits are configured to send through this information. ...

Hi,I am having trouble integrating Castelle Enterprise Fax Press. I have done the required config on the Router as below:controller E1 0/3/0 pri-group timeslots 1-16 description <<26_CHANNELS_CONNECTED_TO_FAX_SERVER>>!interface Serial0/3/0:15 no ip a...

Hi,I am wondering how secure using SIP phones is over the Internet? I have a requirement for users to connect into a CUCM 6.x system from home, but there are no VPN's in place.Is this a good idea, or is there some security built into SIP. I read some...

Hi all, i have a question regarding centralized deployment in CCM using SRST as a backup for remote siteSo, when the callmanager become unvailable the ip phones of remote branch will register with the SRST but how these phones will get their Director...

I want to sync outlook contacts to IP Phones with PAB tool. when I ran the tool, got successful message but only 24 entries and another 24 if I re-run the tool... Cannot update as one time whole 600 users into IP Phone..Is there any restriction to sy...

Hello,I was wondering if Cisco supports or if there is a way to split with a multiplexor or something to share the same PRI connected to the voice gateway with voice and data, split a few channels for voice and some other channels for dataif that is ...

Hi Pros,Unable to forward calls from IP Phone to PSTN. Am able to forward calls to other ip phones. Any clues?Attached config.

I have a customer who has an analog cordless phone with a shared line with her IP phone, what she was wondering if she could take the call on the analog and then pick it up from the IP phone. I know that you can do this with 2 IP Phones and the Barg...