Date: Sat, 26 Sep 1998 17:33:40 -0700 From: David Greenman <dg@root.com> To: Tony Jones <tony@rtd.com> Cc: hackers@FreeBSD.ORG Subject: Re: TCP (http) problem Message-ID: <199809270033.RAA17588@implode.root.com> In-Reply-To: Your message of "Sat, 26 Sep 1998 17:00:59 PDT." <199809270000.RAA00288@zebedee.local>
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>Eventually the http connection will time out. > >I've upgraded -stable, the Linux version of Netscape to v4.06, tried my old >BSD Netscape 3.0 all with the same results. The BSD Netscape _used_ to work >fine, as did the Linux versions. > >I posted to -stable and someone suggested I disable TCP extensions (I'd already >tried this) and also to try sending large ICMP packets (1472) to see if it was >a fragmentation problem. The pings worked fine. It sounds like a problem with Path MTU Discovery. Your ISP is probably blocking outbound "ICMP_UNREACH_NEEDFRAG" messages. You might try setting a smaller MTU/MRU on your PPP connection (I suggest 552). -DG David Greenman Co-founder/Principal Architect, The FreeBSD Project To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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