[c-nsp] Multiple T1 IMA / Channelized DS3

Ted Mittelstaedt tedm at toybox.placo.com
Sat Sep 1 18:16:54 EDT 2007


Hi,

  Telco Systems sells boxes that will break out a channelized DS3 into
T1s.  You can get them off Ebay for about $500-$800.  That is how we
handle our channelized DS3s.  We break them out with the Telco systems
boxes then run the T1's through a DSU bank then into PA-8T serial cards
with octopus cable.  The Telco systems boxes, DSU bank and 8 port serial
cars grand total is far cheaper than getting channelized DS3 cards for
the 7206 and you also could use this to break a DS3 down into some
IMA channels that run into your PA-A3-8T1IMA card and others that run
into a standard T1 card.

Ted

> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net]On Behalf Of OCOSA ListAcct
> Sent: Tuesday, August 28, 2007 7:56 PM
> To: Joe Freeman
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] Multiple T1 IMA / Channelized DS3
> 
> 
> Ok. I spoke with AT&T earlier they said that they have other customers 
> taking some T1 IMAs over a channelized DS3 into the same router I was 
> like how they said they would have a tech contact me I was ok. I thought 
> maybe take the DS3 circuit into some sort of mux and split the signal 
> from the IMA and send to a cross connect and then to the PA-A3-8T1IMA 
> card....Can anyone shed some light here? Any help is appreciated!
> 
> Otis
> 
> Joe Freeman wrote:
> > PA-MC-T3 cards won't do IMA.
> >
> > That said... Does anyone have any suggestions for scaling NxDS0 
> > circuits muxed to ChDS3 in a 7206 chassis beyond 12 DS3's?
> >
> > Joe
> >
> > On 8/28/07, *OCOSA ListAcct* <listacc at ocosa.com 
> > <mailto:listacc at ocosa.com>> wrote:
> >
> >     Has anyone took a channelized DS3 circuit using a (PA-MC-T3) and
> >     place a
> >     T1 IMA circuit for dsl aggregation on that same circuit filling up
> >     four
> >     full T1 slots? Would this be a layer 2 local switching setup on the
> >     pa-mc-t3 card?
> >
> >     Otis
> >
> >
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> >
> 
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