Voice over IP

hi,am having a situation where , am trying to make call confernce but the error is displayed that the confernce can not be completed.on my search, i discovered that call conference is not enabled/configured on my cme.so please help me on how to do th...

Hi,I have a AS5400 with 8 E1s using ISDN protocol, and the router create automatically a lot of Async interfaces. How i can remove it from router ? I know that have a command to do it but i don´t remember.

I'm looking for some help in trying to understand and resolve this problem:One of our contractors uses a US Robotics 33.6 modem from his home office to connect to a modem on our site. He get's the handshake signal, but when he is prompted to enter hi...

Hi,I have a Cisco ISR 2801 with CME 8.5 and configured a SIP-Trunk to a ISP (sipgate.de).This trunk works for inbound call, but not for outbound calls.If I do an outgoing calls, I get the following SIP-Response from the provider:407 Proxy Authenticat...

Last weekend, I had a weird issue. My client setup is as below -CUCM ---- SIP Trunk ----> CUBE ---- SIP Trunk ----> SIP ProxyClient is having 1800 users spread across 100+ sites.When one site dialing internal extensions of some other site, everything...

Hi,I have configured several CUBE's with CM and CME.In all these case I used two interfaces: one where the phone's are, and one interface where directly the provider is, or in the direction of the provider (if another router has the connection)I have...

Dear all,I have a setup in which inbound calls from a service provider PRI coming into the Cisco 2800 voice gateway needs to be routed to a AVAYA CM - the outbound call leg is VoIP. Calls made to the PRI land in the router with a DNIS (Called number)...

I have a gateway linksys spa2102 and rt31p2 . I have asterisk and  a city lines.1. Which of these gateways is capable of receiving a signal and call the city to redirect it to the asterisk?2. Accordingly, if so, what should be setup?Thank you for you...

Hi, All!I get 513 message too large in response from the remote SIP peer on my cube.Does it mean that I need change transport to TCP on the outgoing dial-peer?The local SIP peer is using UDP. Will cube convert transports properly?Sent from Cisco Tech...

Hi Guys,I see that I have following commands on CUBE Ent on an ASR running IOS XEvoice service voipip address trusted list  ipv4 x.x.x.x 255.255.255.255  ipv4 y.y.y.y 255.255.255.255But at the same time can find  that is supported on IOS 15.1 and up ...

I want to trace all sip messages which are send or received by the SBC to a syslog server.With CUBE Enterprise I simply do "debug ccsip messages", but that doesn´t work wirh CUBE SP.Can anyone help?

Is anyone using a Cisco IAD2432 T1-CAS to PBX & SIP (Configured SIP binding) to Metaswitch? I am trying to determine a few things:What are the most common types/flavors of CAS used? (Ex: e&m wink-start)Do  any variants of CAS support caller-id? (I've...

We received a project to terminate a customers Avaya ISDN lines from there gateway into a cisco Cube router and convert to SIP to run upstream to a Service provider SBC.  They are going to do this at 2 sites.    We are still in the planning phase and...

sh network-clocks  Network Clock Configuration  ---------------------------  Priority      Clock Source    Clock State     Clock Type     1          E1 0/0/0        GOOD            E1    10          Backplane       GOOD            PLL  Current Primar...