*BSD News Article 18963


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From: loodvrij@cyb.cojones.com (Bruce 'Loodvrij' Keeler)
Newsgroups: comp.os.386bsd.bugs
Subject: Re: Problems with patchkit 0.2.4
Message-ID: <CAsruq.9LD@cyb.cojones.com>
Date: Tue, 27 Jul 1993 00:25:23 GMT
References: <1993Jul20.012738.2952@fcom.cc.utah.edu> <CAHvz0.38s@cyb.cojones.com> <BLYMN.93Jul25173659@siren.awadi.com.au> <1993Jul25.220104.13519@fcom.cc.utah.edu>
Reply-To: loodvrij%cyb@fredbox.cts.com
Organization: The museum of ancient wombats
Lines: 36

In article <1993Jul25.220104.13519@fcom.cc.utah.edu> terry@cs.weber.edu (A Wizard of Earth C) writes:
>In article <BLYMN.93Jul25173659@siren.awadi.com.au> blymn@awadi.com.au (Brett Lymn) writes:
>
>[ ... modems that lie about the number of CPS they can transfer ... ]
>
>>In this case you definitely need the flow control because the data you
>>pump at the modem may not be uniformly compressible so you can overrun
>>the modem.  Use either stty crtscts or get a slattach that sets this
>>for you.
>
> [ Cheap modems with little RAM not handling XON/XOFF characters properly ].
> In modems, you will definitely get what you pay for.

Agreed.  Which is why I'm saving for a Telebit!
>
>In any case, it is not safe to use CTS/RTS flow control until the driver
>has been fixed, and it hasn't been fixed yet.  When* it has been fixed,
>*then* your advice will be applicable.

OK.  Is this a general comment on UNIX drivers, or specifically {Net,386}bsd
ones?  If the former, then how does the rest of the world do it?  As far as
serious dial-up networking goes it seems the world uses Telebit as often as
not.  Are there any plans to fix the driver?  Would the fix be trivial?

>
>Until then, don't set the connection to the modem to 19200 baud unless you
>*know* the modem will *always* be able to push 1920 characters a second
>down the line.

What baud rate would you recommend setting it to for the time being?
>
>					Terry Lambert
>					terry@icarus.weber.edu

Bruce