IP Telephony and Phones

we are  going to implement Cisco unity for our 800 users i would like to know what are the hardware and software requirements or any licensing or how many Voice mail ports we have to buy and which server.  does this mcs 7825i4 ECS1 server is suitable...

If i have Voice Gateway and CUCM in placeCalling number is 2222Called number is 90123456789Router pattern is 9012.......Dial-peer is POTS for outboud. Now do i need voip dial-peer in order to compalte the call?When an IP Phone makes an Outbound call,...

There is 2 gatekeper and nearly 100 gateway. How to install redundancy between GK1 and GK2. GK1 is should be primary GK and GK2  secundary gatekeeper. I search from internet and coudn't find any problem  for two gatekeeper.Forexample;GK1 : Primary Ga...

Hi,a client was asking me a question which stumpped me, though theoretically i know the answer. i would like to get the views of the experts here and surely the Cisco view to make sure iam correct.the situation is as follows:the client will deploy an...

Hello everyone,I have a dial peer configred on a router to send a call from UCM to a gateway and out an FXS port to a paging system  It is not working.  Can someone take a look?dial-peer voice 12345 pots    preference 1    destination-pattern 12345  ...

Dear allI have unity 8.0I installed any prereq. for it.but the strange problem is during installation it retunrs error :Event Type: ErrorEvent Source: CiscoUnity_SysConfigEvent Category: (7)Event ID: 1006Date:  7/21/2010Time:  5:50:02 PMUser:  N/ACom...

Hi,I am creating a new Dial peer with new translation profile.i already have a dial-peer that has same destination-pattern 706543.... but with different translation profile/rule.My question is how will the dial peer  be selected will it be based on d...

I am attempting to install our first 6945 IP phone, but I can't get it to register. I am using CUCM 8.0(3) and SCCP phone load 9.2.1.0. The odd thing is that I see the phone as registered in CUCM, but the phone display always shows "Phone not registe...

I have setup a basic lab and tied my CME into my POTS line.  I can call my home number and get my VOIP phones to ring, but not my home analog phones which are connected via an FXS card in the CME router.  I can however use the analog phones to dial o...

We have a voice gateway 2921 ISR, IOS (C2900-UNIVERSALK9-M), Version 15.0(1)M5 ;c2900-universalk9-mz.SPA.150-1.M5.binWe cannot receive call on two FXO port  0/3/0 and 0/3/1  while we can receive calls on other FXOs normally.when I call the sim number...

Hi,I am trying to find out who changed a Password for UserX. I assume there would be a log kept somewhere but can't find it. I am running CCM 4.1(3) with MLA for a few Service Desk Operators to do User Management.Thanks,Ingo