IP Telephony and Phones

i need to make e1 connection between router and pbx so i want to know what i have to bring and what is the consideration should i take and what is the information i need to gather from the customer especial about his pbx

I find that RTMT pop-up RouteListExhausted message for every hour. What's happen?

Hi,We have had 2 instances on our deployments when the Numbering Plan has broken.The following actions have occured which seem to trigger this, rename a single route filter and then broke all numbering and performing a restoration.What happens is rou...

anyone does this before? I am having a ASP page problem on the users page after the upgrade and the CTI ports are not registering properly

We can't seem to get AMIS to work. It appears when installing the Voice Connector 12.x it installs under the context of the local system account. Had to change it to UnityMesgStoreSvc account and then grant that account Exchange Admin rights so it wo...

Dear,I have finished installation for QCT and I need to launch and start working using callmanager I followed the steps for (Cisco Unified Communications Express -Quick Configuration Tool User Guide) I did not receive any error !…I don't know how t...

How do I change CM 3.3 Publisher/Subscriber and Unity Servers?

Hi,Is it possible to configure a NM-4B-S/T for voice support?I explain: I want to use a NM-4B-S/T to connect to the PSTN on a c2811. But when I configure the dial-peer pots, there is no voice port.Is it possible?Thanks

For security reasons, I have to change the passwords of a CallManger 4.2.3 and a Unity.For the CallManager, I have to change all the passwords (CCM Administrator password, DC directory password, password phrase, Windows admin password, SQL password,....

Cisco Unified Operations and service Manager 2.0.0,can work for ccm 4.1

Hi!It seems, that we have no TFTP redundancy in the phone firmware. The symtomps are as follows:1. The phone receives 2 addresses of TFTP servers in the option 150.2. When the first server is avalable, there is no problem, but when the first server i...

Hi, I have seen a doc that talks about NAT support for SCCP fragmentation, but cant seem to find anything for SIP.My problems is that when SIP packets are TCP fragmented, the ALG on my 2811 does not seem to re-assemble the SIP message correctly.The I...

I working on implementing SIP trunking using an IPIPGW and have discovered during testing that the Call Manager Locations construct is not working to provide Call Admission Control. topology is: CCM 4.1.3 ----H323------IPIPGW-------SIP------Carrie...

Hi We have Cisco Callmanager 3.3 running at our company and wondering if any could recommend a independant book that we could buy to help us with Admin and monitoring? Thanks