Voice over IP

Hello.I'm setting up a new site.  We're using a 2951 as the SRST gateway, and we have 9951 phones at our front desk.  The front desk phones share the same number and I want them all to ring when someone calls the number.  When the phones fail over to...

Application error when trying to execute a query for a single day or short period of a few hours I always get this error.

I try to set up the callmanager on VM Virtualbox Manager and l am confronted with this error message when the callmanager was booting in up. Can someone give me a hand to the solution to this problem pls.Checking device /device /dev/dev6fsck 1.41.4 (...

I'm seeking clarification on how MGCP gateways should be receiving their CUCM Groups. In CUCM admin, it allows you to configure CUCM groups. Also, on the MGCP gateway you can configure a call-agent and cucm redundant host. I automatically assumed tha...

Hi,I have a quick question on the Cisco Call Manger.  Is it possible to have a Cisco call manager store a list of contacts, and then transfer all the list to any phone that registers to it?  Furthermore, if this is possible, will the contacts be stor...

Hi guysWho knows how to restrict calls when use TCL?. When the calls are answer it for TCL, then I can dial extensions but I can dial other destination pattern too for exemple for external calls. I need to restrict calls for external calls and allow ...

Hello,My company has bought Cisco 1841 router to improve voice quality for our IP Phones as our IP Phone provider only support Cisco routers.But we are still having an issues with our IP Phone.  We have been informed by IP Phone provider that our pho...

What are some alternatives to the Cisco attendant console software. The only thing I could find was ARC, but the price was very steep. Also what is the recommended number of attendant console instances per Call Manager cluster.

hi all,i faced an issue, my pub is not accessible thru URL... but i can reach sub wt shuld i check first?any response will be much appreciated....

i have traffic on a private ip range sending sip traffic that is being natted to another range on a cisco router. how do i get the nat router to change the ip address embedded in the sip to the nat address.

I need help in making the above subject a reality. I have two sites A and B, both connected together with a Leased WAN Link. Site has a Panasonic TDA100, and site B has CUCM. For now, bith sites cannot call each other on phone extensions, they only m...

Hello,     we have a 1900 series router that is running CME and CUE. Now the end users are raising concerns that when they transfer a call from one phone to another they here 'transferring to xxxx'. on  some phone they hear the auto attendant say "tr...

Dear support,I have CUCM v6 in back office and I have VPN connection from another office and all IP Phone is connected and registered to CUCM and they have land lines connected to getaway router. Extension between two site working well. But when they...

Hi, bodiesWe have acquired some ATAs 187 (SIP) recently, and we are having problems with some VoIP calls that worked properly on ATA 186 (SCCP) we only hears a busy tone and call setup ends, we have tried almost everything without success.Thanks in ...

hello want ask if there are way to connect linksys SPA400 with  Call Manager Express  ???