Date: Tue, 7 Jan 1997 15:40:20 +0100 (MET) From: BSD Mailinglisten-User <bsd@birdland.rhein-neckar.de> To: Nate Williams <nate@mt.sri.com> Cc: Peter Hawkins <peter@clari.net.au>, freebsd-isp@freebsd.org Subject: Re: mail weirdness Message-ID: <Pine.BSF.3.94.970107153739.23861B-100000@birdland.rhein-neckar.de> In-Reply-To: <199701062333.QAA22914@rocky.mt.sri.com>
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On Mon, 6 Jan 1997, Nate Williams wrote: > > We have exactly the same problem. Customers with absolutely stable links > > (using modems with CSLIP and/or ISDN with PPP) have sometimes problems > > with popper, especially with large mails. I tried to reproduce the > > problem using perl to no avail.... > > My suspicion (and it's only that) is that the users somehow have > software hand-shaking set at their end. Normal traffic is slow enough > (and in short bursts) such that the handshaking isn't a problem > normally, but when they download large email from the ISP it's a long > sustained download that isn't interrupted which would cause the modem to > tell things to slow down. Since only one end is using software > handshaking, I think things get confused and the modem is never sent the > 'XON' signal and everything hangs. I don't think so. The same customers have absolutely no problems getting _large_ files using ftp from the same server (running 2.1.6.1 BTW), but have problems with POP3. Since nearly everyone with POP3 uses Nutcrap, maybe that's the problem.... Martin | Martin Jangowski E-Mail: maja@birdland.rhein-neckar.de | | Voice: +49 621/53 95 06 Fax: +49 621/53 95 07 | | Snail Mail: Koenigsbacher Str. 16 D-67067 Ludwigshafen Germany | | RNInet e.V. Rhein-Neckar Internet |
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