[cisco-voip] 3845 DSP

lelio at uoguelph.ca lelio at uoguelph.ca
Tue Feb 9 19:46:57 EST 2010 

There is mention in the docs that IOS v15 supports SG3 speeds natively.

If you read the Fax guide it's in there.

I can look for it later and send to the list, but I believe I posted  
it (or a snippit) to the list before so you might find it in the  
archives.

Lelio Fulgenzi, Senior Analyst
Computing & Communications
University of Guelph
519-824-4120 x56354

...sent from my iPod - please pardon my fat fingers ;)

[XKJ2000]

On 2010-02-09, at 5:14 PM, Justin Steinberg <jsteinberg at gmail.com>  
wrote:

> i'm curious about what speed modem/fax transmission they can  
> support.  I've always heard the 5510s supported 14400 and anything  
> above that was best effort.  It would be nice if the new DSPs could  
> transmit at SG3.
>
> Anyone know anything about that ?
>
> On Mon, Feb 8, 2010 at 3:57 PM, Peter Slow <peter.slow at gmail.com>  
> wrote:
> yes, sp2600 DSPs are the PVDM3s. they are completely different from
> the 5510 / PVDM2s and there are limitations as to their coexistence
> within the same chassis. if you want to see what the capabilities of
> your PVDM3 are, you can use the command "show voice dsp capabilities"
> and see some interesting output. I'm not sure about the specific video
> capabilities other than that there will be some. Ive heard video
> specific rumors but since i don't know facts about them i'll keep my
> yap shut ;)
>
> -Peter
>
> On Mon, Feb 8, 2010 at 9:30 AM, Lelio Fulgenzi <lelio at uoguelph.ca>  
> wrote:
> >
> > my 3945 is out of the box, and i needed to do a 'show voice dsp  
> detailed' to get SP2600
> >
> > are they these?
> >
> > http://news.thomasnet.com/fullstory/552559
> >
> > ---
> > Lelio Fulgenzi, B.A.
> > Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G  
> 2W1
> > (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >  
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > Cooking with unix is easy. You just sed it and forget it.
> >                               - LFJ (with apologies to Mr. Popeil)
> >
> >
> > ----- Original Message -----
> > From: "Jason Shearer" <jshearer at amedisys.com>
> > To: "Mark Holloway" <mh at markholloway.com>
> > Cc: "Lelio Fulgenzi" <lelio at uoguelph.ca>, cisco-voip at puck.nether.net
> > Sent: Monday, February 8, 2010 7:30:47 AM GMT -05:00 US/Canada  
> Eastern
> > Subject: RE: [cisco-voip] 3845 DSP
> >
> > Interesting.  I’ll see what info I can squeeze out of my account t 
> eam.  Definitely looks like a completely different architecture.  Ca 
> n someone that is running a PVDM3 get us a ‘show voice dsp’ to  
> see what the chipset is?
> >
> >
> >
> > Jason
> >
> >
> >
> > From: Mark Holloway [mailto:mh at markholloway.com]
> > Sent: Sunday, February 07, 2010 10:15 PM
> > To: Jason Shearer
> > Cc: Lelio Fulgenzi; cisco-voip at puck.nether.net
> > Subject: Re: [cisco-voip] 3845 DSP
> >
> >
> >
> > Unfortunately the product specification for the PVDM2 and PVDM3  
> are listed in two totally different formats.  The PVDM2 product spec  
> is very forthcoming in stating the PVDM2 uses Texas Instruments DSP  
> and runs at either 200mhz or 175mhz.  The specification for PVDM3  
> doesn't state what type of DSP is used or the clock cycles.  It only  
> says "Multicore DSP technology" - so I don't think Cisco wants to  
> share that information right now.  It's possible that once someone  
> gets their hands on one they will know more information.
> >
> >
> >
> > It's not easy to find details about video and the PVDM3.  Perhaps  
> video conference mixing?  The following is the closest thing I could  
> find. "Video feature ready"
> >
> >
> >
> >
> >
> > On Feb 7, 2010, at 6:15 AM, Jason Shearer wrote:
> >
> > The PVDM2-64 and PVDM3-64 are the same price ($3200 list) although  
> you can get them in much denser versions.  Has anyone run into any  
> problems or flakiness with the v3’s?  Are they running the same 5510 
>  chipset?
> >
> >
> >
> > One thing that is interesting is that it says it is a “voice and v 
> ideo” DSP.  What does this mean?  Is it going to be able to transcod 
> e or mix video?
> >
> >
> >
> > Jason
> >
> >
> >
> > From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip- 
> bounces at puck.nether.net] On Behalf Of Mark Holloway
> > Sent: Saturday, February 06, 2010 11:32 AM
> > To: Lelio Fulgenzi
> > Cc: cisco-voip at puck.nether.net
> > Subject: Re: [cisco-voip] 3845 DSP
> >
> >
> >
> > The new PVDM3 modules are great. They are more expensive than  
> PVDM2 of course, but they serve their purpose well.
> >
> >
> >
> > Conferencing, Transcoding, and Transrating Services
> >
> > The PVDM3 modules support digital voice connections, analog voice  
> connections, conferencing, and universal transcoding services. The  
> same DSPs on the PVDM3 modules can now support all the services with  
> a single DSP image. In addition, the PVDM3 supports a higher number  
> of conference sessions and a higher number of participants per  
> conference than the PVDM2. The PVDM3-256 can support up to 6  
> conferences with 64 participants in each conference and up to 66  
> conferences with 8 participants in each conference.
> >
> >
> >
> >
> >
> > <image001.png>
> >
> >
> >
> >
> >
> > On Feb 5, 2010, at 5:27 PM, Lelio Fulgenzi wrote:
> >
> >
> > I believe you can configure only one software bridge per server,  
> or in retrospect you can configure a server as a software bridge  
> only once.
> >
> > I believe it takes some serious resources to run as a software  
> bridge so you don't want to be doing it on your publisher or any  
> subscribers that are close to capacity. If you have a standalone  
> DHCP/TFTP server in your design, you should be able to get away with  
> using that.
> >
> > A software bridge does not have the hardware limitations w/ number  
> of conference participants or number of conferences, but the system  
> will just die if it can't keep up.
> >
> > I haven't done a cost analysis, but I still think it would be  
> cheaper to buy a small router with lots of DSPs and use that than to  
> install and maintain CCM box.
> >
> > ---
> > Lelio Fulgenzi, B.A.
> > Senior Analyst (CCS) * University of Guelph * Guelph, Ontario N1G  
> 2W1
> > (519) 824-4120 x56354 (519) 767-1060 FAX (JNHN)
> >  
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > Cooking with unix is easy. You just sed it and forget it.
> >                               - LFJ (with apologies to Mr. Popeil)
> >
> >
> > ----- Original Message -----
> > From: "Robert Shearrill" <rshearri at uchicago.edu>
> > To: cisco-voip at puck.nether.net
> > Sent: Friday, February 5, 2010 6:22:21 PM GMT -05:00 US/Canada  
> Eastern
> > Subject: [cisco-voip] 3845 DSP
> >
> > Can some one tell me if i remove all my hardware conf bridges, how  
> many software conf bridges will i have and how are they used. I am  
> version 7.1.2 CCUM.
> >
> >
> >
> > How many software conf bridges do i have per server?
> >
> >
> >
> > Thanks
> >
> >
> >
> > Robert
> >
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> >
> >
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