Voice over IP

Hi,We've had a problem today with one of our remote sites. The E1 service failed and the users were unable to receive inbound external calls (as expected) or to make outbound external call (not expected).The Call Manager 4.0 cluster has two H.323 ga...

I am new to VoIP.We have a voice system and on of our branches will periodically loose their system.I can see on the router that layer 2 is bouncing.The branches have a seperate PRI for voice.Would this be a carrier issue?Below is what I am seeing on...

Hi Guys,New Zealand has changed its timing for daylight saving. It will now be a week eairlier. I had a look in the website and cisco doesnt seem to have any patch for this. Can someone please advise on the procedure on CCM 4.2. Cisco has released a ...

Hi,We are trying to configure Publisher and Subscriber on CCM 4.1. Firstly on our Publisher CCM we are not finding our subscriber server while registering in sql manager. If we give IP address then it detects and registers. Next when we are trying t...

Does anyone know of a way either using AXL commands or otherwise to retrieve the phone number of an oncoming call programmatically, say from a program running on a PC communicating with Call Manager or a Cisco 2800 Router.

I have an AS5400XM in which different providers terminate traffic to it form remote locations and I send this traffic over ISDN E1s to my PSTN switch.Now my problem is that I need to map each dial peer on the VOIP coming from the remote site to a spe...

Hi, I have an issue between a Cisco AS5400 and Mitel phones. Randomly in the middle of a conversation the outbound voice seems to drop. We can still hear the person on the other end of the phone, but they cannot here us. We have two E1 as out outbou...

I am in the Cleveland area and we are seeking a help from a company to be a "local TAC" if you will. Any help would be great.

Hello, I am planning to shift normal FXS cards to E1 cards so that i could use E1 lines and their 30 channels using one cable other then using a whole lot of FXS cards each giving just two connection points. I am using 2801 and 3845 routers. Kind...

That is - how can you find out you have a voice quality issue over say a WAN link before an end user calls to complain about it?

Dear sir, Iam having 2 2811 routers .i connected this back to back using gigabit ethernet.in that router mainrouter having Fxo pots and remote router having Fxs ports .I configured fxo and fxs ports but iam facing a small problem when i was dialing t...

Dear all,we have a Voice over IP connection to some offices abroad which are on both sides connected with a Cisco router via an E1 connection to an Ericsson MD110. It used to be a 3725 with IOS 12.2(13)T16 on both sides. Since we upgraded to a 2811 w...

Other than using the web interface to configure speed dial on a 7941/61 IP phone, is there a way to configure speed dial/ auto dial using the phone interface?Thanks!Marvin

Any softphone for Mac OSx with the video like Cisco softphone for Windows product. For CallManager 5?(Can used all Mac build-in video webcam with the softphone)