IP Telephony and Phones

Dear,Is it possible to change "Display Idle Timeout", "Display On Time", "Display On Duration", "Display Idle Timeout" in CCM for all the phones?I know this can be done indivially from CCM-> Phone Configuration but what if you have hunderds of phones...

When users dialled from Norway our vessels and the sat link is down the phone still rings. On the PSTN gateway i n Norway. What do i have to configure on the dial-peer that sends the call to the vessel call manager in order to avoid this perception t...

Morning, I have a customer requirement for SRST across a few sites, with the main aim to provide 100% coverage for all users. I am concerned however around the maximum supported users on the 3825 and 3845. Some of the sites I am quoting for go above ...

i am facing a problem with the cisco ip communicator.The users connect through the vpn and connecting to the callmanager version 4.1.3 the ip communicator version 2.0.1.1is registering and getting the extension number .the problem i am facing is whe...

I am new to the forum.BTW, my cisco AS5350 appear this message on the log and most of the calls drop hv failed. Once i restart the AS5350 for the 1st time, the problem still exist. After 2nd time reboot, the problem solve and all the channels are ful...

Hi,We have CCM with version 4.2(1) and 300 IP phones. The extension numbers are in the range of 101 - 399. We also have route patterns like 2xxxxxxx, 24xxxxxx etc. for the outgoing calls through the PSTN. So now say from the extension 145 the user tr...

we have configured the router 3640 for srst with callmanger 4.1.2 . once the gateway fallback to h323 from mgcp , we have noticed that the analoge phone is not able to produce dial tone. but we are able to communicate from ip phone to analoge phone d...

Hi,Our customer tries to connect to a local service provider who provides ISDN PRI (voice) service not for a long time. The provider can only support ISDN switch type primary-NI2. While our customer has Cisco 2851 voice gateway with VWIC2-1MFT-1T1/E1...

I was wondering of there is any reason not to use the loopback address on a 2821 gateway, I have 2 vwic2-mft-t1/e1 cards and callmanager 4.1.3.There seems to be a debate on whether it is a good idea to use the loopback address or not.Anyone have any ...

Our provider send caller id to us as a 10 digit string. Is it possible for me to mangle that string to show a 3-3-4 format?

I have a customer who is experiencing some annoying issues with thier 7941 phones. When a call comes in, it is automatically answered and goes straight through to the speaker with no user interaction. It is not a user profile issue as the phone can b...

Hi.Has any one tried to setup DHCP on IOS switches or routers? I had as issue providing DHCP to IP Phones via a L2 switch, found that when the switch is rebooted, all DHCP bindings are gone, phones retrieve new IP addresses and fail ro register with ...

I have a T1 CAS being used for long distance. I am using MGCP. I am trying to get outbound Caller ID to work. Any thoughts?