[cisco-voip] Phones Ring but no voice? CME- to other Router

Tim Smith thsglobal at gmail.com
Wed Jun 17 00:43:53 EDT 2009


Hi,

What are the FXO ports sitting in in the 2651. It does not have dedicated
onboard VIC slots.

Are they in a Network Module? Do you have PVDM's installed? a voice AIM?

This is going back a long time, and it was discussed here recently.

On 2600's I believe VWIC's work in WIC slots with the AIM module for DSPs.
But I dont think this will work for a dedicated VIC card.. I believe they
would have to sit in a voice NM on the side.

Cheers,

Tim

On Mon, Jun 15, 2009 at 9:36 PM, Robin Clayton <Robin.Clayton at rrca.org.uk>wrote:

>  Test Lab Setup is.
>
> 1760 with CME4 and 2 7940's
>
> Conected via ethernet to
>
> 2651 with 2 POTS on FXO's
>
>
> Call from 7940 to 7940 work fine
> Call from POTS to POTS work fine
>
> Previously with FXO in the 1760, 7940 to POTS worked fine.
>
> Now when I try to place a call between the CME router and the other
> router or vice versa, the phones ring as expected but then there is no voice
> between the phones.
>
> Has anyone got any ideas as I am realy scratching my head on this now and
> getting frustrated.
>
> Thanks
>
> Robin
>
> ===============================
> Robin Clayton
> Network Manager
> Tel: 01228822075
>
>
>
>
> *Richard Rose Central Academy *
> *Edgehill Road *
> *Carlisle *
> *Cumbria *
> *CA1 3SL *
>
> *Tel: 01228 822060 *
> *Fax: 01228 822061 *
>
> *http://www.richardroseacademies.org/*
>
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