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Newsgroups: comp.os.386bsd.questions Path: sserve!newshost.anu.edu.au!munnari.oz.au!goanna.cs.rmit.edu.au!aggedor.rmit.EDU.AU!harbinger.cc.monash.edu.au!msunews!agate!howland.reston.ans.net!news.sprintlink.net!demon!gnome.co.uk!jacs From: jacs@gnome.co.uk (Dr Chris Stenton ) Subject: Re: *BSD slip bug/problem? X-Newsreader: TIN [version 1.2 PL2] Organization: Gnome Computers Limited Message-ID: <D1y0G5.1vx@gnome.co.uk> References: <3eci0a$3pa@mark.ucdavis.edu> <3ecng5$29n@linda.teleport.com> <3ecp8e$6ku@mark.ucdavis.edu> Date: Thu, 5 Jan 1995 17:26:28 GMT Lines: 48 Christopher Lambertus (itchris@jane.ucdavis.edu) wrote: : bmk (bmk@teleport.com) wrote: : : In article <3eci0a$3pa@mark.ucdavis.edu>, : : Christopher Lambertus <itchris@jane.ucdavis.edu> wrote: : : >Basically, my problem is with tcp connections "pausing," that is, having : : >insufferable delays between the time I type something on my end, and the : : >time it actually gets Tx'd. : : Have your tried adjusting the MTU on both ends? I believe that you want : : to lower it for better response, raise it for higher throughput. : : -- : : bmk@dtr.com | : : bmk@teleport.com | : : bmk@atlas.com | finger -l bmk@teleport.com for PGP public key. : : http://www.teleport.com/~bmk/ : Yes, I have tried mtu's from 296 on up to 1500, with no luck. I've : tried matching mtu's on all the lines, thinking it might be a fragmentation : problem, but also no luck. This does not sound like a slip problem but a hardware problem. I have no such problems with FreeBSD. RE FreeBSD box are you using a 16550 UART if not your uart may be at fault check that there is not an interupt conflict on the serial port. RE Spark station If I remember correctly the std serial port is not all that hot have you upgraded it? The next obvious thing is flow control on the modems. hope that helps. -- ------------------------------------------------------------------------------- Dr Chris Stenton chris@gnome.co.uk Gnome Computers Ltd Tel/Fax: 44 (0)480 406164 25A Huntingdon St, St Neots, Cambridgeshire, PE19 1BG