From owner-freebsd-hackers Thu Apr 30 12:40:56 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id MAA05897 for freebsd-hackers-outgoing; Thu, 30 Apr 1998 12:40:56 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from loa.part.net ([209.160.89.206]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id MAA05876 for ; Thu, 30 Apr 1998 12:40:40 -0700 (PDT) (envelope-from jlp@Part.NET) Received: from loa.part.net (localhost [127.0.0.1]) by loa.part.net (8.8.8/8.8.5) with ESMTP id NAA05443; Thu, 30 Apr 1998 13:40:33 -0600 (MDT) Message-Id: <199804301940.NAA05443@loa.part.net> X-Mailer: exmh version 2.0.2 2/24/98 To: Snob Art Genre cc: hackers@FreeBSD.ORG Subject: Re: odd network problem X-face: p=61=y<.Il$z+k*y~"j>%c[8R~8{j3WTnaSd-'RyC>t.Ub>AAm\zYA#5JF +W=G?EI+|EI);]=fs_MOfKN0n9`OlmB[1^0;L^64K5][nOb&gv/n}p@mm06|J|WNa asp7mMEw0w)e_6T~7v-\]yHKvI^1}[2k)] References: In-reply-to: Your message of "Thu, 30 Apr 1998 14:36:27 EDT." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 30 Apr 1998 13:40:33 -0600 From: "Jan L. Peterson" Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > I have two machines, float and ben. Float is dialed up PPP to > interport, ben is on a T1 from Sprint. I can ping and traceroute either > machine from the other one, but I cannot use TCP-based services. The > TCP handshake completes, and then the connection hangs. For example, if > I'm trying to telnet to float from ben, the handshake happens, and then > ben sends the same 27-byte packet for several minutes until it gives up. I've seen this when dialing up to a xylogics annex. Turning off tcp_extensions in /etc/rc.conf solved it (actually, you only had to turn off one tcp_extension, but I can't remember which one :-). Check out /etc/rc.conf and /etc/rc.network. Good luck. -jan- -- Jan L. Peterson PartNET tel. +1 801 581 1118 Senior Systems Admin 423 Wakara Way, Suite 216 fax +1 801 581 1785 jlp@part.net Salt Lake City, UT 84108 http://www.part.net/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message