Voice over IP

Hi all,I got this problem where I think is more on UDP protocol limitation when it come to losses.2 voice media GW, the user calls is transports via IP RTP protocol. As we knew RTP is UDP packet, where no handshake and no retransmission. Well this ad...

hi,My iphone looses its dial tone when i switch off the pc. This is temporary for say about 3 to 4 mins after the pc is switched off. During this time i cannot make calls.Connectivity:The ip phone (Cisco 7941) is connected to a linksys switch (SR224G...

Hello All,I have a problem with CUCM 7.0.2 with a SIP trunk to Exchange 2007 for unified messaging. The EUM trunk is on direct media "media termination point" is NOT checked. For my setup, I cannot have the MTP. Since it is direct media, when I try t...

I need to determine if I should go with a (new) L2 switch and mult VLANS and use router-on-a-stick for intervlan routing. Its conducive to what the cust has at his multiple sites.Or should I convince him to go with a L3 switch to the router instead ?...

2 Questions 1- How do I reset a phone,2 - A headset was plugged into the phone now after unplugging the head set the headset option will not go away.Any help would be great

Hi,At Headquarters there is a CCM 5.1 and at branch office there is a Panasonic with h.323 support.In Both site there is a gateway router 2811 registering with callmanager.I can't call from CCM to Panasonic and each other, but if I use the command "...

Hello Everybody,I want to trunk my digital EPBX to my 2811 router using VWIC2-1MFT-T1/E1 card. Does it require any PVDM modules in my router.Thanks in advanceShijo.

Can someone please provide me a link of "PGW 2200 in Call Control Mode" configuration document?

Does phone proxy support features like music on hold and XML services. If it does, please give a background on them.

We currently use a 5300 for fax receiving and fowarding in email boxes(as tiff). From some time, we have problems with this setup.1. Some faxes are incomplete (tiff is received, but it contains only first and last page for a 30 pages fax).2. Senders ...

Hello. I'm looking for an oid that will give me the active RTP connections off an AS5400 being used as a VoIP to ISDN gateway. Basically, the same as the last line of output from "show voip rtp connections". Thanks,Mike

Hello, my Linksys Pap2t doesn,t work. The power led is intermittent red. The **** doesn't work and the operator voice is not listened. The linksys pap2t ip is no detecte.One day ago it worked perfectly. ¿What can I do to unlock?

Hi Every body, This is to announce in the forum , I have alot trouble facing in the IP Phone .This is causing my production & Client interaction Problems. my Network has 2 Mpbs Leased line I have around 10 IP Phones and only 3 three are critical, ...

Hi ,Can you please advise how to identify Voice traffic using ACL's.I need to identify voice traffic and then use route map to route traffic over preferred path.Any sample config will help.thanks

Hello,Im configuring a AS5350 to force the load of audios (used by a call application) using the ivr autoload command.the command follows:#ivr autoload mode verbose retry 3 url tftp://ppsvr01.telenova.com/IVR/telenova/ivr_autoload-br-en-sp-ch.txt#ivr...