IP Telephony and Phones

Hello,   some SCCP and SIP phones connected via satellite link have unregistered state in CUCM next day of installation. But first day phone registers and works.   How to solve this problem?

I’ve not setup an Intercom using CUCM. It seems there are at least a couple of ways. I see two different approaches in our environment (that I’ve inherited, with no documentation) One uses 1 intercom button and then has the user enter a code for the ...

Dear All   is there away of making a call automatically so when i lift the handset it will automatically dial a 4  digit extn number. i am using CCM 8.5   thanks   Lee

Hi folks,  Just installed a voip cisco system. I included a few attendant consoles as add ons for my 8851 phones. Unfortunately, the phones are pulling power fine but the one console I have on each phone is not pulling power. I have activated the con...

  I have a remote site telling me their phones, main line on 6 phones, chirp briefly. Using call reporting tool, I can see the DN gets a 1 second ring. It looks to be from Unity, but I have no idea why. They tell me they don't have any voicemail mess...

Hello,   My objective is to delete all call log history in a very short amount of time (emergency evacuation) on every phones.   After a lot of research, I found few lines, in a .xml file able to do that (because the only way to do so is a factory re...

Hello,   There is this known issue with state "Off-hook" being activated after using for a while. There is this temporary fix with shut/no shut of the port but need a permanent solution.   Cisco IOS Software, UC500 Software (UC500-ADVIPSERVICESK9-M),...

Hello, everybody,   My CUCM has said me in the morning:   "The system is operating under a licensing grace period that will expire in 1 day." What will happen tomorrow? Will it stop working?   The strange thing is I've applied 226 trial 90-days licen...

We recently upgraded Call Manager from 8.6 to 10.5, and everything has been working well, with the exception of directory access.Currently, we have 6 different models of phones deployed in our network:696169416921390599518961 The last two (9951 and 8...

Hi All,   I have cisco call manager 10.5 with E1 4 digits & FXO ports , in addition to 5 branches in different locations connected to main site by sip trunk configuration ,every location or site configured with MGCP gateway and SRST to main site CM. ...