IP Telephony and Phones

Hello everyone,  I'm trying to configure a Gateway.  As i try to enable TLS v1.0 on the router, I become an error that "t"ls is unknown by the router.  Can any one help me in this case ? Best RegardsAna

Hi, You can see when a Expressways server certificate is due to expiry via the Admin Web pages under Maintenance > Security > Server certificate - with Currently loaded certificate expires on.  And the Trusted CA page shows the Expiration date of all...

Hi.  Looking at the documentation regarding DRS Restore for CUCM  11.5.https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/11_5_1/AdmiDisaster Recovery Disaster Recovery System,DRS,Backup,RestoreSystem,DRS,Backup,Restoren/cucm_b_administra...

Hello,I'd like to know if it possible with CUCM 12.5 to make the alerting name dynamic on a device profile.I've, with extension mobility activated, two end user associated to the same device profile.When the user A is logged on a phone and he passes ...

How I can call from cucm extension to 3cx extesnionI have created a trunk to 3CX phone system and created a routepattern with the particular extension.But I am getting an error message belowSIP/2.0 407 Proxy Authentication Required Any idea?

Hello I have a confusion.Suppose there is user A with ip phone and mobile phone..if he call from his desk phone to mobile phone, call is routing..but now user B calling from his ip phone to user A's ip phone. He forwarded calls to his mobile phone.bu...

Hi Experts, I have a question, in our env.(ISR 4431) there have no radius server(now we use syslog to send compact fields) but we have to identify which department the calls belong to. We'd like to mark department name in sip header but either in com...

Hello!Prior to updating my Jabber client from v12.6.1 to v12.8.x, I could answer a call by either removing the headset from the cradle OR by pressing the multi-function button on the headset. Now, my only option is to press the "answer" but on the on...

Dears I have a question here Cisco IP DECT Phone is it supported by cucm 12.X or in later version, becz the platform in the datasheet i don't see CUCM. can anybody confirm to me for the same. https://www.cisco.com/c/en/us/products/collateral/collabor...

dearsi am adding 1 no's of vic2 4fxo on 2900 series router, i already have one e1 card with pvdm-32, if i am adding vic2-4fxo do in need to add pvdm ??? please advice. thanks

All, We've been working to convert a location with several different COIs of IP phones to Call Manager. So far, we've not had any problems but as most of them have "enterprise" firmware loads. However, we recently discovered that one COI's phones lac...

Does anyone know what files are needed to run Jabber for Windows 10 from a thumb drive.  This is a school environment and would like to be able to provide staff with a thumb drive and headset and they be ready to go.I am trying to avoid having to ins...

Hi Folks, i think it will be a short answer for many of you but i can't find it.  After a upgrade from CUCM 8.6 to 11.5, our 88xx phones display incoming and outgoings calls to other parties like this: --------------------------- CALLER NAME NUMBER...