IP Telephony and Phones

I am working to try and resolve an issue with a Unity Connection 11.5(1)SU2 two node cluster where on the subscriber server the Connection Rest Service is activated but will not start. We are seeing constant entries in the syslog of the server. I hav...

Hi Experts,   I configured FXS port of VG310 in CUCM with MGCP. Want to know the call flow?   I configured a FXS a port with extension 1234 at port 0/0/1. In the  VG310 end MGCP configuration is perfect. And configured a DP for the above port where i...

We are facing inbound SIP call issue intermittently. The callers hear "Number Not in Service" message. We opened a case with ITSP and they say we are sending Error 404. We gathered logs for the faulty call and we see indeed CUCM is sending Error 404....

Hi, we have plan to purchase Cisco Business Edition 7000M Svr (M4), Export Unrestrict. SW and  Cisco IP Phone 8865 with Video capability with CUCM 11.X so which type of license i should purchased to acive it.    

I received an old call manager server 4.1. when calling a particular extension there is a fast busy tone I tried removing the number completely from CallManager and then adding it again but the same results. I removed from unassigned dn but the same ...

Hi, colleagues.need for help:I have cisco c3900-universalk9-mz.SPA.156-3.M + CME + cp-8841-r-k9 v2.The CME is connected through sip trunk with a PBX(osv), which, in turn, interfaces with other systems(tdm).CME has only sip subscribers (cisco / non ci...

Hi,   I am replacing a 2901 ISR that has a 'VWIC3-1MFT-T1/E1' card in it with a 4321 ISR that has a 'NIM-1MFT-T1/E1 - T1/E1 Serial Module'   The E1 card is configured for voice and is connected to an ISDN10 PRI service. On the 2901 it has the followi...

We happily displayed the original calling number on transfer from Cisco Unity - until we replaced our Voice Mail Ports with SIP trunks. Any transfer from Cisco Unity is shown as caller ID "Private" now. Since notifications and filters are still worki...

Hi,   I have configured an intercom with the same number as the phone's extension indicated in the route plan report. Will this cause problems that I have to change the extension number of either the phone line or the intercom line?   Thanks

Hi, If  we create expressway E cluster  , does it work active active or active standby  Thanks