IP Telephony and Phones

We find in rtmt that the following alert pop-up."Call Manager heartbeat rate below 24 beats per minute. Current heartbeat rate is 20 beats per minute."What is the possible problem to ccm server?

if anyone could help, i'm having problems when tranfering external calls, if unanswered they are not going to voicemail, internal ones are, if anyone knows the fix it would be appreciated

Hello,I have a 2851 router with E1 interface connected to an ISDN network provider and a BRI interface connected to a Sony PCSA-B384S Video Conferencing unit.I want the VC unit to be able to dial via the BRI circuits and "break out" through the E1 (i...

hi. I have CCM 6.1 and TSP connected over h323. How I can transfer at a proceeding call a phone number which have given out to me TSP?

Hi guys,So I'm setting up this UC520 and it is pretty much all default out of the box. If you leave a voice message for one of the users there is no indication on the phone that voice mail is waiting for the individual.So I log into CME on the phone...

hi all,does any one know based one what i set the clock source to external or internal?. actually im connecting to Voice provider with E1 Line. should i ask the provider if they are the clock source? and if yes they provide the clock , then under the...

Dear sir, 2800 router with 2portfxs----wan leased line pont to pont ------2800 router with 2 port fxs now on both side i will connect analog phones to fxs on both sides like this i have head office and 3 branch offices . so plz tell me how can i conf...

I upgraded CCM 4.0 to 4.3. Can somebody suggest what are the steps I can follow to check that the upgrade is successful.Already created a user in publihser and can see this replicated in the subscriber.Any other ways to check??2)After upgradation, I ...

After completing CER database, how do you get it to the PSAP?I have a U.S. legacy PBX that has E911 and it had to have the following: (1) a E911 monthly service added to existing PRIs and (2) a modem and software to upload changes. Do I have to keep...

i am preparing for CCIE voice lab and would like to know which call manager version should i be working on to practice for lab exam. my current deployment in company is 5.1is it ccm version 4.1 or 4.2 ?

No MM prompt when dial 8104 from internal IP phone in the following confiugration. Advise please.MM1.2--CCM5.0--VG(MGCP)--PSTN(Cell)-MM IP@=10.2.10.18-CCM, h323 gateway=10.2.10.18-CCM, router pattern=81xx(gateway=10.2.10.18)-MM, mobile voice access I...

Hi,we have upgraded from cm 4.1(3) to cm 4.1.(3)sr5d. All components for upfates (including OS) have been first applied to publisher.Once we finished we noticed that if subscriber is down none of the phones are registered on publisher, and only when ...

How many DIDs do I have to dedicate to CER? I have 1 building with 4 floors and each floor would like to report their floor info to PSAP. 100 phones total.