[Asterisk-Users] T1 Hardware Echo Can

[Robb Meredeth]

http://www.ditechcom.com/ourProducts/productdetail.aspx?pid=13


----- Original Message ----- 
From: "Robb Meredeth" <rjmeredeth at meredeth.com>
To: <asterisk-users at lists.digium.com>
Sent: Friday, July 09, 2004 6:41 PM
Subject: Re: [Asterisk-Users] T1 Hardware Echo Can


> Ditech Communications ( http://www.ditechcom.com/ ) has a 2 slot and a 4
> slot chassis and you can populate them with just 1 echo cancelling card if
> you like.
>
> They have RJ45 jacks and you have to use a T1 Cross cable on both sides.
We
> made our own.. Just regular cat5b and you swap the orange and orange-white
> with the blue and blue-white.
>
> hope that helps!
>
> Robb
> ----- Original Message ----- 
> From: "Brent Franks" <mwless at mindworks.net>
> To: <asterisk-users at lists.digium.com>
> Sent: Friday, July 09, 2004 9:09 AM
> Subject: [Asterisk-Users] T1 Hardware Echo Can
>
>
> > Hello,
> >
> > After reading the lists and taking reccomendations from TC, I have
finally
> > given up on the echo can built into asterisk.  I am sick of hearing
> > complaints from users, so the money spent on a hardware echo can will be
> > worth its weight in gold.
> >
> > I am curious however, about some setup and component requirements.  It
> > seems as if every telecom place I call, either never calls back or
doesn't
> > have a clue what I am talking about.  Does anyone have any good
companies
> > with competent sales/engineer people who would help put together a
> > solution.
> >
> > Also, for anyone that has hooked up a echo can before.  Do you have to
buy
> > such a large shelf?  Obviously things things are intended for ILEC
> > installs, however, I can't find anything geared towards the PBX realm.
It
> > seems everything on Ebay is a 32 module shelf rack.  Thats a bit over
kill
> > for us.
> >
> > Further, I would imagine this setup.  Please correct me if I am off
base.
> > I would have a straight T1 cable from the Channel Bank to the Echo Can,
> > and then a X-over from * to the Echo Can.  How are these solutions (e.g.
> > Tellabs) wired up?   Are there RJ45 connectors on the back of the shelf,
> > or is it a strip the wire and twist method?
> >
> > Any assistance that anyone can provide to myself (and the list) would be
> > greatly appreciated, as there are many people who would benefit from
> > this...
> >
> > Thanks!
> >
> > - Brent
> >
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