Voice over IP

Hello.I have a problem with my voice gateway.(c2851 with 12.3(11)8T)We have two isdn pri line between two pods. Pod-A have one gateway with two pri line, Pod-B have two gatway, each gateway connect just one isdn pri line.Today, Pod-B's gateway have p...

I have contacted crystal voice two weeks back, but I have not got reply from them.We have got a problem when we are using ?Click-To-Talk? software , from outside our organization, the error message that I have received is attached.http://img465.image...

I need to implement class based weighted fair queueing on my 851 for voip signaling and RTP streams, but the router does not recognize the class-map and policy-map commands. I'm running 12.4(6)T2 IOS advanced security. Is there a command I am missi...

How a Routing Request is routed through an Authentication Service?Please give the path/steps involved.

Hi, currently I'm looking for a way to put different dial-peers on an IPIPGW in a different vrf. It looks like the command "voice-class source interface" allows you to do this, you just point to an interface part of a certain vrf. But the Cisco.com d...

Previously, I had voice-class codec 1 configured on a VoIP dial-peer which had preference 1 set to g729r8 and preference 2 to g711ulaw. After doing a sh voice dsp active, all calls were being negotiated in g711ulaw.When I changed from voice-class co...

I have got a major problem with my ATA and SIP Proxy Server setup. Whenever i try to enable authentication on the proxy server my ATA registrations drop immediately.My protocol analyzer shows me that the registration is getting a 401 unauthorized (al...

Can anyone assist in what we are suppose to do for Unity in anticipation on the 2007 daylight saving time. For one we run Unity on windows 2000 and exchange 2000. Its easy to update the windows OS but exchange 2000 patch is only avilble from micros...

Hi, I have a really, really strange problem which my networking guys have been unable to resolve in the past 6 months. In May we cutover to a new Exchange server on a network with a preexisting Cisco 7960 VoIP system. Since the day of the cutover, be...

I need to integrate a Call Manager cluster with an active directory resource which is currently in use by another Call Manager cluster. I need to make sure that using the same settings for this cluster does not have any impact on the existing cluster...

This is my network scenario:-a DSL access to the Internet that works properly.-a PBX based on Asterisk and many Ip-phones. The signaling protocol used is SIP.-a SIP account to a SIP Proxy on the Internet. In this way the PBX could receive incoming ca...

I have a VPN Point to Multipoint, each point is using two VoIP port.The core is using 6 voice ports, the problem is that the last two port that I added they aren?t working.I have the same configuration for all:A) voice-port 3/3 timeouts call-disconne...

My setup:AS5350XM V12.4(1c)My DP voice:dial-peer voice 4000 voip service session destination-pattern [2-9]T rtp payload-type nte 98 voice-class codec 55 session protocol sipv2 session target ipv4:65.xx.xx.35 dtmf-relay rtp-nte My problem:I can't find...

hi, i am using a AS5300 and currently exploring the IVR scripts. Here is my current configaaa new-model!!aaa authentication login h323 group radiusaaa authorization exec h323 group radius aaa accounting connection h323 start-stop group radiusaaa sess...

Hi,My Customer wants a fault tolerant setup for VoIP. There will be two 7200 or 3845 routers, each with E1/ PRI card. Each router will connect to a seperate E1/PRI card in the PBX.The fault tolerant setup which my customer wants is that whenever one ...