[Asterisk-Users] Digium T100P T1 Card

Steven Critchfield critch at basesys.com
Wed Jan 5 09:35:51 MST 2005


On Wed, 2005-01-05 at 05:59 -0700, Wiley Siler wrote:
> Apologies if the format of the email was troublesome.  I am accessing my
> email remotely via Outlook Web Access otherwise the format would have
> been plain text.

Thats good as this message was very easy to read.

> Using my analog line for fax is not a matter of needs.  It is a matter
> of using available lines that we will have for another 18 months because
> that T1 is under a long contract.  The ISP company wants an arm and a
> leg to upgrade the T1 from analog lines to digital so that is why I am
> getting a separate voice T1 altogether.  That will leave these analog
> lines unused so I may as well dedicate them to my fax system and keep
> all the digitals for our voice.

So lets back up and look at another option here. Don't bother that ISP
T1 at all. Look at your analog lines. Depending on the location you are
at, 12 lines will be delivered via a T1 and broke out to analog lines
via a channel bank of some sort. If so, then you are already a ways to
getting closer to what you want.

Either way, I wouldn't bother the ISP for voice. Your phone lines should
come from a ILEC(former baby bell) or a CLEC(competes with ILEC). Your
ISP will probably charge you so much more because they have to pay for
the phone lines and then put the lines onto your data T1 with
specialized equipment. Depending on where the other end of your T1 is,
that can be fairly expensive for them.

If your analog lines are delivered via a T1 interface and split with a
channel bank, your phone company will probably love to upgrade your
service. You will probably still want to pick up a channel bank, and if
you already have the T100P, you will want to get a channelized T1 to
take advantage of passing the T1 through the channel bank and coming
back for the FXS ports. 

On a channelized T1 you will want to talk about getting an E&M wink
lines and you can then have your DIDs.

> Finally, let me say thank you.  Your info is exactly what I needed and I
> truly appreciate it.  People who take time to help others should truly
> be applauded.  I have seen scores of replies from you to others so I
> know you are one of the best contributors here.  In fact, I usually read
> yours first just because of the quality of your replies.
> 
> However, was there that much need for the criticism and arrogance in
> your reply?  Wouldn't it just be esier not to reply at all than start
> off with a complaint about my HTML formatting, go to a critique of how I
> formatted my 4 sentence email (paragraph for 4 sentences?), and finish
> up by pointing out that I don't know much about voice T1s?

No it isn't better to not reply. The complaint about HTML formatting is
important. Too many people don't understand what their formatting means
to other peoples readers. Maybe I am a bit sensitive about it as one of
our main clients has almost exclusively older ladies working for them
that have eye problems on track for the age. This has caused me to be
very aware of color choices and font sizes, or specifically choosing
relative sizes instead of hard choices. 

Consider that to be less of a complaint about you specifically and more
about the list in general. I placed in a response to you as it was
convenient and a fair portion of the list would see it. There are too
many people who compound the problem when there are several in a thread
with all kinds of alternating font sizes. 

> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Steven
> Critchfield
> Sent: Wednesday, January 05, 2005 1:28 AM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: Re: [Asterisk-Users] Digium T100P T1 Card
> 
> On Wed, 2005-01-05 at 01:01 -0700, Wiley Siler wrote:

> If you want some analog FXS ports, you could also go the route of an
> ADIT 600 and plug the T1 into the ADIT and route your incoming 12
> channels to the second port of the ADIT and then plug it into the T100P.
> The benefit here is you will have 12 channels left over to signal back
> from the T100P to the ADIT and have those channels routed to FXS ports.
> I used to do something similar to that with a Zhone channel bank before
> our company fully trusted asterisk.

-- 
Steven Critchfield <critch at basesys.com>




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