IP Telephony and Phones

Can some please tell me, how to Configuare sip trunk between uc500 and cisco CCM 5.x

We're running CUCM 6.0. Users are reporting a time differential between their IP phone and their computer/cell phone. The publisher is referenced to a NTP source and is OK. The problem is that the subscriber is not synchronized with the publisher, co...

hi all,after recive the voice msg from a PSTN caller, can we Call Back to the same caller through unity directly ???like, there is a prompt to forward voice msg & we can forward voice msg from one ip phone to other from unity itself, in the same way ...

Hi, We have Rightfax 9.0 and it's configured to recieve faxes and convert them to PDF and store them on a file server. We have changed the domain this server belongs to and need to move it to the new domain, can you please let me know what is require...

Hi,Current setup:Cisco 2811 as CUBE SIP2SIP gateway to a SIP provider. Behind CUBE a bunch of CME all connected to the CUBE through SIP. Works great.Started with UCM7 connecting through a SIP trunk to CUBE. Call setup works but about 50% of the outbo...

I have a callmanager and a cme talking via gatekeeper. I am registering my cme with a tech prefic of 3#, and when i dial from callmanager to CME, I am prepending 3#, but the call is still now going to cme, i am not using default technology prefix, an...

I bought 4 of these phones. and i can't get them to reset back to factory or anything actully.They bootup with APplication Loader. it goes through Configure Vlan,Ip,Request Config, couple there things. and then trys to open up couple IP's.I would lik...

In 1841 do we have E1 chanilized data card to connect point to point with other router via fiber optic, please suggest.

We have two callmanager 4.1 clusters.a h.323 call transfer is getting disconnected.PSTN-->Gateway1(5350XM)-->Gatekeeper-->Call Manager Cluster 1-->Gatekeeper-->Call Manager Cluster 2-->Gateway2(5350XM)-->PSTNCall transfer on CCM cluster 1 to pstn via...

Hi,I am trying to integrate legacy overhead paging system with Cisco. I have a VG248 GW with FXS ports and 2800 series router with FXO ports available. There is also a Bogen's TAMB installed. the last time I tried interfacing with the paging syetm us...

Hello, Am trying to configure Mobile Access. i cant seem to understand it. Checking through the Feature and services of the Callmanager. How to i Load the VXML application from the Cisco Unified Communications Manager server (Publisher). Any one wih...

HiWe are running UCM7, and would like to be able to use Sip softphones from internet to our Callmanager..I guess we need a Cisco Sip proxy, or SIP Express Router ..any ideas ?

Scenario Working Hours 8:00 AM to 4:00PMDuring opening hours the call attendant should only be activated from 8:00 am to 10:00am (Peak Hours)however after 10:00am there should be no call attendant all calls should be go directly to the receptionist 4...