IP Telephony and Phones

Hi to all,I have a UC520 with last IOS with CME 7.0  version, try to configure a Nokia E55 as internal device using Nokia CC Cisco, in UC520 I configure aephone like this:!telephony-service load 7970 SCCP70.8-5-3Sephone  11 device-security-mode none ...

Hi,We are trying to get Remote Access IP Sec VPN working on our Nokia E71 to register with our Call Manager. If anyone can guide us in the right direction and whether it is even possible or not will be great. The VPN is terminated on an ISR router (2...

Hi,Is the procedure & patch file required to upgrdae Cisco communication manager bussiness edition (CUCM BE) from ver 7.0 to 7.1 is different from the patch file used to upgrade CUCM 7.0 to CUCM 7.1 ?Can only communication manager be upgraded in CUCM...

Hi All,I have a production Call Manager Express and a demo UC540...  I want to highligh some of the SPA500 phones and give them PSTN access.  I'm sure its possible, but just thought I'd check here first...Can I tie in my production CME enviroment to ...

Hi all,Could anyone know my problem in voip call as follow ?HK PSTN/local extension---HK PBX---HK VG----HK CE----HK PE----MPLS Network Cloud—US PE---US CE---US VG---US PBX—US PSTN/local extension When customer called to US from HK via voip, the call ...

Hello All, I'am having an issue where when using H323 on a 2851 gateway with CUCM 7.1.2, the calling name does not show up on the phones. Now I have done some research on this and I have configured the following. I read that the h225 command "...

I have several outside sales types that have an interal directory number that simply forwards to a cell phone. That being the case their voicemail lands on their cell phones and they miss the benefits of Unity.If they had desk phones I could setup Mo...

Hi,Im having a mental block here and i know its because im thinking too hard about the bigger picture.We have CUCM in UK, Germany and some other places. We have a fleet of Avaya in US and Mexico. Each country has their own dial plan and are not willi...

Dear All,I have CUCM version 7.1.3 and voice gateways Cisco 2811 running as MGCP gateways , in each VG ,I have FXO ports for incoming and outgoing calls ,the outgoing calls are working fine ,but the incoming calls working fine for some days (5 or 6 d...

Hi VoIP Gurus,I got a report from one of our agent and she had experience a ghost call. per her description, her phone ring and on the phone displays the number of the caller but she hears nothing upon lifting the handset. Sounds a one way audio, my ...

HiI have the following setup at a client ,they have Point-to-Point WAN link between RSA and UK ,with H323 gateways on both sides of the link ,the gateways connect to CUCM 7.1.3 clusters on each end. When i send a call across this link it uses 2 DSP c...

Hi VoIP Guru's,I got a report from one of our agent, she told me that the call she recieved suddenly dropped. Aside from CDR, how can I back track from VG to check the cause of the drop call?Thank you fro the help.