IP Telephony and Phones

Dears,i need in help in making the bill of materials for IP telephony system 1- The system will be provided to serve approximately 20,000 endpointsinitially and will be capable of serving a minimum of 25,000 endpoints.2- 2,400 trunk lines E1 or SIP3-...

Hi Guys,I have the following doubt: Is it possible to do the channel selection order when work H323 protocol? I know that when using the MGCP is possible configure in the CCM the order the channel ocupation (Top and Down), but, in the CCM not exist t...

My business partner and I have purchased a couple of Cisco 7940 phones and have no idea how to set them up!One on the phones says Ethernet disconnected and will not allow us to access any of the functions.The other allows us to access the functions b...

I have a client that would like to install CallManager in a classroom environment.  He will have 5 servers which will act independent from each other (meaning, they will not be clustered) .   Would I  need to sale him 5 independent CM licenses or cou...

Hi,I've a question on CUCM 7.X/ 8.X versions. Can CUCM can send a syslog message to SNMP collector server when the authentication attempt fails?Thanks in advance,inner_silence

Hello,I am trying to find a number which was dialed from the business. I'm am running a query via SQL Query Analyzer on the Call Manager Server.I run this query:select callingPartyNumber,dateTimeOrigination from CallDetailRecord where finalcalledpart...

Hi guys,Is the aboive thing supported. Few minutes ago I was 100% sure CCM on vmware is supported only on UCS servers. However I came across the following link :http://docwiki.cisco.com/wiki/Specification-Based_Hardware_Supportwhere next line confuse...

I am fairly new to the Cisco community.  I recently came into a few 7960 phones.  We have 7921, 7941 and 7961 phones that were part of our original purchase.  I am trying to introduce the 7960 phones to replace the 7941 phones(give the users 6 button...

Hello everybody,As  a long term customer of cisco products (wireless, switching, routing,  firewalls...) i recently bought a WIP310 SIP WIFI phone for my home.I saw that there was a firmware ( wip310-5.0.13-04-26-2010 ) that was solving registration ...

Hello Folks,All our incoming calls are showing some extra digits on the phone display. Let say I am in Europe and have extension 16065 and the desk next to me has 16290. When I call my neighbor with 8 digits 97716290 to simulate an inbound call from ...

Is there a way to limit / restrict Simultaneous Incoming Calls on E1/T1 links, using the incoming called-number along with the max-conn commands doesn't help, also it works great with incoming H.323 calls.Any hints,

I am new to Calllmanger.I have a call manager 5.x. I have a new site turn up. I am going to create region, partition and ccs, then I will use bulk admin tool to create phone and user. All my call mangaer servers have auto registration turn off. How c...

I have just setup phone-proxy on our ASA5520.  I am testing with an IP 7975 phone since that is what we would be sending out in the field.  The phones are setup for DHCP and they register OK on internal network.I am only able to get the phones to reg...