IP Telephony and Phones

We have SG200 Series Switches and we are purchasing Spectralink IP-Detect base stationsRequirements are PTv2  mulitpackets must be on the same switched network segment. and must allow mulitcast traffic to and from all the base stations.Can this be co...

We have a mixture of 7900 and 8945 series phones and using the LLDP discovery protocol. When testing the phones we found the 7900 series works fine but the 8945 phones are having issues. We conducted a packet capture and found the 8945 phone is getti...

Router running IOS 15.2.4 M6c3900-universalk9-mz.SPA.152-4.M6.bin of 300+ phones 3 are registered to the SRST Cube router. #show voice register all Active registrations  : 3 Total SIP phones registered: 3 Total Registration StatisticsThe phones show ...

I have a 7965 phone that has registered to a Cisco 3945 in SRST mode.  It's the only phone out of 120 that has done so.  I'd like to reset the phone in the gateway. Does anyone know the command/procedure for resetting the phone from the gateway?  Not...

Hi there.   I am looking for guidance on how to block calls to a specific number on CUCM 10.6   Basically I want to block anyone from calling a specific landline number. How would I go about doing that? Standard stuff, We dial 0 for an outside line a...

Hello Cisco Community, i have no VOIP experience so please bare with meNor do i have access to the CUBE Faxes at my location setup with an ATA 190 have been causing trouble: i would like to know how to trace the route to see where the problem is happ...

We are having one way audio for internal call frequently for IP Phone 6961. The issue happened once a month. There are more than 1 6961 is suffered from this issue. Let's describe the faulty IP Phone 6961 as A, the normal IP Phone 6961 as B. A and B ...

We are looking for recommendations on Call Accounting Software to integrate with our Cisco Call Manager 10.5 platform. The main use will be for reporting on call activity history.   It should be intuitive and easy to use.     Regards, Mark

Hello everyone. In my company we have recently migrated into VoIP, we use CUCM 11.0 We need to to purchase a wireless conference phone for a meeting room. Unfortunately, there is no such Cisco model. Is there a third party device that would be compat...

Hi community,I'm testing CUBE SIPREC feature. The scenario is:A--> CUBE -->B          |          |----> SIPREC third-party recorder (Rec).When I make a call A->B, Rec receives two initial requests (INVITEs) rather than one, but with the metadata in o...

Hi everyone,for a while we are facing issues with our IP Phones (7942s), sadly we don't have anyone who has knowledge about it in the company, so I wanna try to fix it. Multiple times a day some of the phones "lose" the config, the display basically ...

hi all,we have TWO voice gateways associated with call manager model cisco 3825.I need to change the username and password of the voice gate ways.......what is the CLI command for the same..?Is there need to restart the Voice gateways after resetting...