Brian,
Thanks for keeping this thread alive. There is a nice Protocols document
at the link here that talks very briefly about using the D channel for data
transport X.25, which certainly sounds like the setup you described to me).
It does not give a specific router config, but certainly a start...
http://www.cisco.com/univercd/cc/td/doc/product/wanbu/82/access/fpmpcm/fpcmc
h06.htm#xtocid105684
Charles
""Brian Lodwick"" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> I'll try to set this up and write a config for the list if I can figure
out
> how to set it up on a Cisco router. I don't fully understand the thing.
>
> >>>Brian
>
>
> >From: Ganesh S Unavane <[EMAIL PROTECTED]>
> >To: 'Brian Lodwick' <[EMAIL PROTECTED]>
> >Subject: RE: ISDN D channel packet switchin
> >Date: Tue, 23 Jan 2001 07:35:17 -0800
> >
> >hi brian,
> >
> >how do u use this exactly ?? i have not come across an configs ??
> >
> >can u share with me a sample one ??
> >
> >thanks
> >
> >Gan�sh
> >
> >-----Original Message-----
> >From: Brian Lodwick [mailto:[EMAIL PROTECTED]]
> >Sent: Tuesday, January 23, 2001 8:44 PM
> >To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> >Subject: Re: ISDN D channel packet switchin
> >
> >
> >Cthulu,
> >We (the company I work for) employs a way to fully utilize the entire
> >bandwidth of an ISDN connection. Now as you know the job of this link is
> >for
> >
> >call setup, call teardown, and timing. Well the timing is the only one
> >being
> >
> >used once the connection is up until the connection is requested to
> >teardown. This timing does not use the entire 16K (BRI). So we run POS
> >(point of sale i.e. VISA and such) transactions over this link
(controlled
> >&
> >
> >very low bandwidth 2.4k usually) That way the customer can fully utilize
> >the
> >
> >B's with regular data traffic, and more efficiently utilize the D
channel's
> >bandwidth.
> >
> > >>>Brian
> >
> >
> > >From: "Cthulu" <[EMAIL PROTECTED]>
> > >Reply-To: "Cthulu" <[EMAIL PROTECTED]>
> > >To: [EMAIL PROTECTED]
> > >Subject: ISDN D channel packet switchin
> > >Date: Tue, 23 Jan 2001 07:43:30 -0600
> > >
> > >Hi, all
> > >
> > >I am reading the 2nd edition of Caslow's book, and am on the ISDN
> >chapter.
> > >In one sentence, he states that the D channel may be used for packet
> > >switching.
> > >I have read other texts that have said the same thing, but I have yet
to
> > >find one that expounds on it. This seems quite contrary to the
> >countless
> > >instructors, books, etc. that have stated that the D channel is NOT for
> > >data
> > >transport, and that the B channels (and H channels under PRI) are the
> >only
> > >ones used to move data. By data, I mean data, voice, video.
> > >
> > >
> > >So, here's my guess:
> > >
> > >When these texts say that the D channel may be used for packet
switching,
> >I
> > >envision a X.25 type setup where the switches all switch "stuff"
between
> > >themselves? No? Who's laughing?
> > >
> > >How about this:
> > >
> > >Special applications (devices) may use the D channel to transport data
> >when
> > >it's not being used for D channel stuff like talkin' to the switch?
No?
> > >
> > >
> > >How about this:
> > >
> > >Caslow, et al are making fun of me again. No?
> > >
> > >
> > >TIA,
> > >
> > >Charles
> > >
> > >
> > >
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