Re: CHGLINBSC LINESPEED(????)

[Brian Ellis <bellis@xxxxxxxxxx>]

I also forgot to point out that I just figured out today that we were
setup using the bell 208 standard.  Had I known that from the beginning
I would have mentioned it.

Brian Ellis wrote:
>
> Carl,
> You hit the nail on the head there.  We are currently communicating with
> others using the bell 208 @ 4800 bps.  And yes, now I need to be able to
> also connect to a site using the v.32 compliant standard @ 9600.  My
> modem supports both modes of communications. However, it appears I can't
> switch from one format to another on the fly.
> My modem is a Penril Datalink V.32 Series 14.4 kbps. Maybe I should get
> another modem for this application?
> Any suggestions?
> Brian Ellis
>
> Carl Galgano wrote:
> >
> > Brian:
> > I have been following this thread, but now have a question.  You are dialing
> > 4800 to several other modems and now you wish to use the same modem to
> > connect at 9.6.  Connecting via 4800 is a pretty old standard, What type of
> > modem are you using.  I suspect you are using a half duplex modem that
> > support the bell 208 a/b standard.  I also suspect that the new modem you
> > wish to talk to supports a v.32 compliant standard.  What I suspect here is
> > that the modem you have, and are currently using for BSC @ 4800 is not going
> > to work for 9600, no matter what you do.
> > cjg
> >
> > Carl J. Galgano
> > EDI Consulting Services, Inc.
> > 550 Kennesaw Avenue, Suite 800
> > Marietta, GA  30060
> > (770) 422-2995 - voice
> > (419) 730-8212 - fax
> > mailto:cgalgano@ediconsulting.com
> > http://www.ediconsulting.com
> > AS400 EDI, Networking, E-Commerce and Communications Consulting and
> > Implementation
> > http://www.icecreamovernight.com
> > Premium Ice Cream Brands shipped Overnight
> >
> > "You ain't gonna learn what you don't want to know" - rw
> >
> > -----Original Message-----
> > From: midrange-l-admin@midrange.com
> > [mailto:midrange-l-admin@midrange.com]On Behalf Of Brian Ellis
> > Sent: Monday, August 27, 2001 5:44 PM
> > To: midrange-l@midrange.com
> > Subject: Re: CHGLINBSC LINESPEED(????)
> >
> > My dilemma is that our physical modem is set at 4800 bps and set not to
> > change.  All other systems we dial out to are to specific numbers that
> > have modems on the other end set to 4800 bps and set not to change their
> > communication rates.
> >
> > Now all of a sudden I have a requirement to dial out to another system
> > at 9600.  Their modem is setup not to negotiate a rate (it will only
> > connect at 9600).
> >
> > I was hoping to be able to change the line description to 4800 or 9600
> > bps which would send the control codes to my modem and reset it's
> > connection speed respectively.
> >
> > No such luck huh?
> >
> > Thanks for your help.
> > Brian Ellis
> >
> > Pat Barber wrote:
> > >
> > > Generally speaking, the software will have no effect on line speed. The
> > > two factors are what modem you have and the modem that answers the call.
> > >
> > > When the "handshake" procedure runs, the called modem decides if it can
> > > run at the requested speed, and if so, it will attempt to do so.
> > >
> > > Sooooo... what are you calling and what is answering determines line
> > > speed. Static and crummy lines will also cause the modem speed to
> > > degrade, but again, both modems have to agree to "step down" in speed.
> > >
> > > How do you know what speed you are transmitting at ???
> > >
> > > Do you have the switch setting correct for 14.4bps operations ????
> > >
> > > Can the called modem run at 14.4 ?? and is he setup for 14.4 ????
> > >
> > > Brian Ellis wrote:
> > > >
> > > > We have a modem which has the capability to transmit at 14.4 bps rates.
> > > > However, all of our current incoming and outgoing communications through
> > > > these modems are being done at 4800 bps.
> > > >
> > > > Does changing the line speed (CHGLINBSC) for a binary synchronous line
> > > > attached to a controller/device for synchronous modem communications
> > > > change the connection speed the modem will communicate at?
> > > >
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