IP Telephony and Phones

How do you deal with this problem?It works well after I disabled 'power negotiation' when I use CUCM.But I didn't find any commend from CUCME.

we trying to create sip trunk between xorcom telephony system and cisco CUCM, but facing configuration problem. anybody can help me please?

Hi All,we have a problem with JTAPI Connection to AndTek. The colleagues, they use AndTek, can login / logout, but after it, the actual status doesn't change by the others. If they restarts the phones (cable out, cable in), status will be changed. Ot...

  Dear all,              Can I Block Outgoing call facilities same shared line for some users.example : I have two phones A &B .MAnager phone is A and Secretaries Phone is B.They are using common shared line 1000.  this line have international callin...

HiI have the scenario as CUCM --> CiscoRouter -->SIP providerBoth the links are SIP trunks.And the Cisco IP phones connected at site of Cisco router are registered with CUCM on HQ site.User at router side tries to call local mobile no., it rings twic...

I need to build an H.323 gateway with 8 FXO ports out of either a 2811 or a 2821 router.  I'm having a hard time finding out exactly which combination of NM card(s), PVDM's, and VIC cards I need.I was thinking if I used a 2811 with an NM-HD-2V, then ...

Have an SX10 in the lab for testing & evaluation.  When testing the setup assistant, I have been able to point the SX10 to the VCS for provisioning using the IP address, but not the DNS name of the server.  Our video environment uses static IP addres...

Hi All,I am deploying CME with ATA186 & VG224. My Customer wants to do the paing on Analog phone along with IP PHone. Can Analog phone support Paging. All analog phone configure as SCCP.Thanks,Nirmal

I am having a little trouble with custom wallpaper for a customer.  They have a mix of 8941 and 8961 phones.  I've edited the list.xml file, uploaded the appropriate images (640x480) and the custom wallpaper works perfectly on the 8961 phones.  Now t...

Hi, we have to setup a Call Manager Express installation for a new company location in Mexico. They ordered a "R2 PRI" line with 10 channels from Telmex. According to my information this line will be terminated on a Wattson Modemwith coax (BNC) outpu...