Voice over IP

HelloI'm running multiple CCME setups and am finding that all my fixed phones (7911/7931/7961/7965/7970) retrieve their time-zone information from the telephony-service section on the CCME router, which works fine.However all my wireless phones (7921...

On SPA8000 Linksys Line 1 and 2 work fine but line 3 thru 8 have no Audio the lines do register to the service provider. Also line 3 thru 8 have NAT mappingenable set to yes as default and does not have a drop down as on line 1 and 2 to change it to ...

My customer would like to use Cisco's UC540 or UC560 which runs the latest version of Call Manager (Unified Communications Manager) Express.  Which they believe would be 8.8.  Can someone point me in the direction on where I can get the SIP standards...

Is it possible specify whether to forward calls using UDP vs. TCP?My situation is this.  We are testing a fax product and the next hop is a fax server over SIP.  The server needs to see the traffic over UDP.  My target command is as follows:session t...

Hola a todos,Mi problema es el siguiente:En mis telefonos ip (diferentes) no muestra el idioma en español por lo cual mis usuarios se muestran inconformes, la version del ios de mi CME es 12.4 (24t) y CME vesion 7.1 como puedo configurar mi idioma en...

We are in the process of testing XMedius Fax solution with our production CUCM 7.1 systems.  I have a SIP Trunk established between CUCM and the XMedius server and it is working fine.  I also have a gateway setup pointing to CUCM via h323.  The commu...

Hi All, i've to handle a situation where a cube is used for interconnect the customer voip network with a sip provider. The customer have about 200 PSTN numbers, for the outbout calls (customer to PSTN) the cube must route only those calls that come ...

Dear  SirSubject: Cisco ip phone  9971 registration failed with CME 8.6 on WANI have a WAN  simulation with one Cisco2811 router one Cisco1841 router (connected with fast  Ethernet interface) plus one layer 2  switch.I upgraded the 2811 IOS to 15.4M...

Dear All,Can anyone help me about H323disconnect code= 56. I have notice this issue happen 1 week already from one of my partner.As i have check on Incoming from VOIP peer i get code=56 with duration= 55 sec but i can see the call originated to telep...

Hallo everybody,I recently bought a linksys WRP400, but I´m very disappointed over the quality of service in the VoIP. Every time I receive a new phone call I cannot hear anything and the calling neither, and the only way to have solute this issue is...

Hi,I am using cisco call manager and unity server.one cisco IP phone voice mail password not responding immediately.When i press the massage key. prompting for password. when i gave the password, its not responding immediately. after 3 to 4 min only ...

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.