[c-nsp] PA-POS-1OC3 vs. PA-A3-OC3SMI

[David Prall]

Not a PA. There are SPA's but this would mean 7600/ASR/12k

--
http://dcp.dcptech.com
  

> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net 
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of David Aldworth
> Sent: Thursday, September 18, 2008 3:07 PM
> To: Justin M. Streiner
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] PA-POS-1OC3 vs. PA-A3-OC3SMI
> 
> Hmm. Okay, so the PA-MC-T3 breaks the DS3 down to individual DS1's  
> (T1's). Is there nothing equivalent at the OC3 level?
> 
> David
> 
> On Sep 18, 2008, at 12:58 PM, Justin M. Streiner wrote:
> 
> > On Thu, 18 Sep 2008, David Aldworth wrote:
> >
> >> We are looking for a fully channelized OC3 interface for a Cisco  
> >> 7200 VXR. Something that we can break individual T1's off of. In  
> >> researching this there are two routes: PA-POS-1OC3 or 
> PA-A3-OC3SMI.  
> >> The first is SONET and the second is ATM.
> >>
> >> Other than price what is the difference? Which is needed?
> >
> > I don't believe either interface supports anything other than  
> > concatenated operation, i.e. a full 155 Mb/s interface; you can't  
> > break the OC3 into its component STS slots to break out DS3, CT3,  
> > T1, etc...
> >
> > Also, the interface you'd buy would be determined by the transport  
> > type. A POS OC3 interface might be able to physicall 
> terminate a ATM  
> > OC3, but it won't be able do any of the ATM stuff.
> >
> > jms
> 
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