Do I need to buy a license with the 7911 phone if I have a 2921 router with UC Bundled w/ PVDM3-32,FL-CME-SRST-25, UC License PAK? If I will buy additional license like this L-FL-CME-SRST-25= will my license extend to 50 phones?Thank in advance.I wil...
IP Telephony and Phones
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Forum Posts
Is anyone familiar with remotely accessing a TX9000 to launch a call for troubleshooting? Procedures, issues, limitations?
Resolved! CUCM 9.1.1a CFA override by CFNA
Hello,we upgraded a Cluster from 6.1.4 to 9.1.1a.Now I have got a strange behavior using call forward.Situation APhone A CFA to phone BPhone B CFNA to phone ASomeone calls phone A or B:Phone B rings; CFNA timeout occurs -> Phone A rings (CFA is overr...
Hi,I have to gather information of a CUCM, how can I find out which type (DLU or CUWL) of licenses is used ?Thanks for help
I am building my lab for the CCIE voice exam.I am currently working on my frame relay PSTN.My PSTN ports are up, but I am having issues with my framerelay.I want to configure my pstn router as a frame relay switch.I have the following wic cards supp...
We are looking at deploying many Cisco 9971 IP phones. On the specs for the 9971 phone it says it uses class 3 power, but this usually reduced when CDP is enabled. Does anyone know what the actually power usage (xx.x watts) of a 9971 IP phone? W...
Resolved! How to find WAN utilisation
Hi All,We have dialcom (inter site dialing )configuration that uses WAN link for all the calls that starts with certain pattern.Now we are planning to remove this feature and fall back all this calls to PSTN link (business requirement).We need to fin...
Hi there, we have two h323 gateways confiugued with overlapping dial-pattern point to it. one working, but another not, debug isdn show following. CUCM version 8.6.2.21900-5. Router CiSCO 2901 and IOS c2900-universalk9-mz.SPA.151...
Dear,How can we provide encrypted fax on a Cisco UC (T.38 Transmission Over UDPTL, RTP and control traffic) , i know it is feasible, i have seen few documents online.The follwoing hardware is available.1- Communication Manager 9.02- Cisco ISR G2 (Sec...
Hey Everyone, I have a functioning integration between CUCM 8.6 and a Nortel CS2100 over a SIP trunk. Basic flow is like this:CS2100 --- SIP TRUNK --- CUBE --- CUCM 8.6 + Unity ConnectionWe had to configure various outbound dial-peers so that when di...
Hi all,We have recently started to deploy SIP phones to some of our project sites and offices. In one particular case, which is now doing my head in, I cannot seem to get the audio to work at all. The phone rings and makes an initial connection, but ...
Resolved! Doubt about upgrade firmware IP Phone
Hi Guys, In the last October my Customer did upgrade CUCM 7.1.5 for 8.6.2 and Him prefered keep the versions of firmware IP Phone. Now He would like to do upgrade the firmware to the last or last but one. In any situations the version is many outdate...
All - we are about to install a new UC on UCS solution. UCS220M3 server with CUCM 9X, CUBAC BE, and Unity Cxn 9X. I am trying to discern the best way to ensure routine system backup.Backup at the ESXI host level (or through other facilities typic...
I have a gate phone with an analog POTS line. It interfaces to our router via a MGCP FXO port with attendant DN pointing to a shared line.When users call from the gate, the called party's phone shows (Unknown Number).I would like to disable this fro...
Hello,I'm stuck trying to solve a problem with one-way audio. There is a following diagram: subscriber (DN 3318) - PBX - BRI - 2801 (IP 172.25.0.30) - SIP trunk - UCM 8.6 (IP 10.7.81.65) - 7961 IP phone (DN 1001, IP 10.1.12.16). If I call 3318 from 1...
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