[cisco-voip] 3845 DSP

[Nick Matthews]

This is one of the 15.1(1)T features that will be available in the
next few months.  V.90 and V.32 ( speeds greater than 14.4k) will be
supported for T38 and modem passthrough.  You are correct that
anything above that is best effort currently.

-nick

On Tue, Feb 9, 2010 at 7:46 PM,  <lelio at uoguelph.ca> wrote:
> 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 team.
>> > Definitely looks like a completely different architecture.  Can 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 video”
>> > DSP.  What does this mean?  Is it going to be able to transcode 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
>> >
>> > _______________________________________________ cisco-voip mailing
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>> >
>> >
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