IP Telephony and Phones

Hello All,Forgive me if this is a stupid question, but I am still new to Cisco systems, and VoIP in general. I have a bit of a doozy going on here. What we are trying to accomplish is to have ATA's with different dialing options. Basically we have an...

I looking at an IAVA for Call Manager and I'm trying to figure out which realse I'm actually running.The version 7.1.5.100000-12 is what is showing up on the Administrator window but which release do I actually have?I would expect something along the...

Hi there,I'm having a very similar problem to the one described here: https://supportforums.cisco.com/message/3025521#3025521 however, the suggested solution doesn't seem to be effective for me.In my setup, I'm testing a couple of SIP phones using th...

Does anyone have a detailed diagram on how call legs are set up using a VG device in relation to CUCM?                  

HiWe have implemented DID in our network. We are having 3845 gateway router and using H.323 as gateway protocol. Now the problem is when someone is calling from outside to a DID number the call is coming and caller id is visible but when a call is ma...

We have an issue with the 9971s registering to CUCM whenever we have a power outage.  After power has been restored to the building many of the 9971s do not register back to CUCM.  They need to be unplugged and plugged back in to complete registratio...

Hi -New SRST gateway I'm installing has PVDM3-64 installed. When booting the router I get the following warning:Warning! DSPs1, 2,  in slot 0 are using non-default firmware from flash:This is not recommended, the default version is 26.3.6But when I d...

Hey guys,some of our customers told me, that the old 7940 phones shows much more informations about the caller than the newer 7945. For Example:I call the number 1111. This Number forwards me to a Hunt-Group(2222)There is a 7940 and a 7945 in this Hu...

Guys,I have a quick question:  Using CUCM 8.6 withing Unity Connection 8.6.I have an end user that is out of the office on military leave (User A).  I am trying to call forward their extension to another user (User B).  I am able to forward the call ...

Good Morning,I'd like to setup individual MOH sources for some of our Branch Locations. Is the following possible:Stream Audio from Local PC to Branch Router (2801 H323).  What is required?Thank you.

     Hi Guys,My Customer is doing inventory and have only the serial number about the IP Phone (He don´t have mac-address). He don´t know if the equipment is turn on or not and not where this phone is. My question is: Are there any tools or any softw...

Hello every one, we Have CME 8.6 Problem is when we  received call in this number 200 (Hunt Group) all Phone are ring ok but after the frist phone 90 Pickup or take the call , all other Phone like 91,92,93,94 display a Miss call in our Pohnes with th...

Hi,I'm digging into interesting area, what are the best practices to configure DTMF relay between CUCM 8.6 Cluster and several Cisco ISRg2 voice gateways equipped with BRI/PRI HWICs for PSTN access.I know this depends on many specific attributes whic...