[cisco-voip] PVDM2-8 DSP resources in c2801

[Ted Nugent]

You can trust the online DSP calculator, I've not seen
and inconsistancies with it yet. 

http://www.cisco.com/pcgi-bin/Support/DSP/dsp-calc.pl


--- "Erik Erasmus (E)" <ErasmuE4 at telkom.co.za> wrote:

> 
> Hi all
> 
> Has anyone used a PVDM2-8 in a Cisco 2801 as a
> conferencing resource
> before. I looked and took part in a thread recently
> where the way to
> do profiles for conferencing and MTP, trancoding was
> discussed but no
> specific platforms. I want to use a c2801 in a
> branch as a voice
> gateway and then add a pvdm2-8 to support a small
> number of
> conferencing local in the branch. The routers
> already has a PVDM2-8
> but this I will leave to terminate the 3 BRI lines.
> 
> >From the datasheet it almost looks like it will not
> work and that I
> will have to use a PVDM2-16 as minimum for
> conferencing. This would be
> a bummer becaue these things are expensive. I don't
> always trust the
> data sheest because the info can be misleading and
> sometimes old
> (functions in hardware controlled by  IOS sometime
> improves or become
> supported in later versions) so I was hoping either
> someone did
> conferencing on a PVDM2-8 in a c2801 or someone can
> tell me that
> practically it can not be done.
> 
>
----------------------------------------------------------------------
>
----------------------------------------------------------------------
> ------------------
> For the group -- I also noticed that with some older
> IOS versions the
> PVDM2-8 cause major problems - rebooting the router
> (c2801) especially
> if it was in the first slot irrespective of what it
> was configured to
> do. Documented problem on Cisco.com
>
----------------------------------------------------------------------
>
----------------------------------------------------------------------
> -------------------
> 
> Thanks
> erik
> 
> 
>
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