IP Telephony and Phones

Currently have a 2921 running 9.1 with a handful of 7925 phones running that access a service url that runs on the router.  As the 7925s aren't available anymore plan to deploy 8821's as well.  Do i just need to upgrade to either 10.5 (define the dev...

Is it possible to get the ring duration (i.e. the time the phone was ringing before the call was answered) from the CUCM 5.1 CDR fields?Thanks

Hi All, Im trying to find out the best approach to connectOne cucm cluster (with one pub/one sub) with 2 other islands  which also have one subscriberThis needs to be done in a site to site vpn configuration. Also i need to know what the requirements...

Some of my agency's phones are moving forward by one hour suddenly . 

Hello Cisco Community, I have configured Music on Hod in my Cisco UCM as follow:- On Music On Hold Server Audio Source: Uploaded a .Wave file on both publisher and subscriber (image 1)- On Media Resource Group: Selecting all the Available Media Resou...

Hello, Our customer has Cisco Emergency Responder 11.5 and want to add some phones on a new switch. After doing the configuration on CER, I need to export the new ALI and send it to the service provider which is Bell Aliant. How to do this process as...

Dear Gent, I have a CME with many extensions. Recently I noted that when I configure a new phone or new extensions, these extensions or phones can't call extension number 300. While they can call 301, 311 and they can call all extensions except this ...

Hi,How a device pool can influence the route pattern and route decision ? Thnaks

Phone model: 7841 or 6921 is stuck after long use.. the problem is only with one extention.. and it repeatable issue.. Phone firmware: sip78xx.11-7-1-17CUCM version: 10.5.2.11900-3This issue is not limited to only PST gateways calls, as internal call...

Hello all, I try to regenerate the LSC certificates on 7841 and 8831, but it fails.When I troubleshhot LSC, the result is "troubleshoot suceess", I get the LSC in the activelog. so no network problem (Fw...)When I renew the LSC, I change to Install/u...

Hello all. SIP inbound calls are resulting in a busy tone. (10 digit inbound) Outbound calls work fine as well. I tried the provider first, and they said: "The call was sent to your SBC which responds to the invite with a 100 trying but never sends a...

Hi All, I can't seem to solve this problem and I am hoping you can help.I have asked the SP for assistance but they are saying they are not seeing any traffic from the CUBE. Attached is my config, debug ccsip messages and debug voip ccapi inout. Than...

Hello, I am trying to create a hunt group in case calls aren't received by the main receptionist desk.  I've created the Line Group which contains the extensions to receive the call, the hunt list that contains the line group, and the hunt pilot that...