IP Telephony and Phones

Dear cisco team i need to uprade cisco unity 5 to unity 8. i have  the BOM for existing Unity which is 5 and i need to ugprade it to latest version becausei am going to upgrade call manager to 8.5. i need to know below things.1- Is Cisco unity 5 can ...

Hello guys and gals,I'm trying to build a simple voice network containing a 2801 CUE, and a 3548, and few Cisco IP phones.. I signed up for with a SIP trunk company which will forward the few DID's for a fee to my CME..I have created the intial confi...

Would two CUCM clusters have to be deployed for the following scenario?Two sites in US with about 550 users totalSix sites in Asia with about 300 users totalWAN between each siteWants to deploy CUCM for call control and Unity Connection for voicemail...

Hello Guys, When I try to add on a 4 port ivr license on a AIM-CUE, I get the following error message:Downloading ftp cue-vm-license_4port_ivr_7.0.6.pkgBytes downloaded :  3319Validating package signature ... donecompatibility modeValidating installe...

Hello,I have a case i would like to take as much information as i can.I have a customer who already deployed a CUCM 5.X , they want to upgrade the CUCM to version 8.5 using UCS servers and VMWare.I can't think of anyway to upgrade it since i can't in...

Hi AllI'm looking to setup RTMT to sent email alert my service desk to notify senior engineers when something goes wrong with the CUCM, but i have problem here that RTMT is not capable of send the Pririty (eg: P1, P2, P3) for range of alerts we have ...

Dear All,I am running CUCM 8.6 PUB-SUB with two SIP Gateways 3925. I need to configure the second SIP Gateway as a backup for example if one SIP Gateway goes down then the calls should route from the other gateway.Can you please tell me how i can acc...

Hi,I would like to check if CCM 8.6.2 with all 8961 endpoints support external CA certificates?cheers,TA

Does anyone know of any good opensource fax server applications that work well with CallManager. We are looking to create DNs for about 40 of our staff to have direct faxing to their email and the ability to send faxes from their email. We are lookin...

We are having the hardest time coming up with a GOOD solution to integrate our fax server into our CUCM 6.1 (will be 8.5 in the future) environment.We are using Omtool's AccuRoute product for our network-based faxing solution.  For fax over IP, they ...

Hi everybody im having problems with dial peers in a IP telephony installation.I have a CUCM 8.5 version and a gateway  Cisco3825. Everything is working but now we are integrating with other telephony central in other buildings.When i call from an IP...

hi, we have a 4 x node cucm 8.6 cluster, that was originally installed with no domain suffix and servers defined as ip address (phones register with cucm ip, no dns). We have a requirement for users to access ccmuser page using a trusted certificate...