From owner-freebsd-hackers Mon Jul 2 8:21:57 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from bugz.infotecs.ru (bugz.infotecs.ru [195.210.139.22]) by hub.freebsd.org (Postfix) with ESMTP id 0914F37B401 for ; Mon, 2 Jul 2001 08:21:54 -0700 (PDT) (envelope-from vel@bugz.infotecs.ru) Received: (from vel@localhost) by bugz.infotecs.ru (8.11.1/8.11.1) id f62FZ4v87531; Mon, 2 Jul 2001 19:35:04 +0400 (MSD) (envelope-from vel) From: "Eugene L. Vorokov" Message-Id: <200107021535.f62FZ4v87531@bugz.infotecs.ru> Subject: Re: TCP Problems in 4.3 ? In-Reply-To: <20010702171942.D32805@devil.rrze.uni-erlangen.de> "from Jochen Kaiser at Jul 2, 2001 05:19:42 pm" To: Jochen Kaiser Date: Mon, 2 Jul 2001 19:35:04 +0400 (MSD) Cc: freebsd-hackers@freebsd.org X-Mailer: ELM [version 2.4ME+ PL82 (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > On Mon, Jul 02, 2001 at 03:53:53PM +0400, Eugene L. Vorokov wrote: > > > I use "LPRng 3.6.20" and openssh on the 4.3 box, lpd-server is on a 4.1 box. > > > Issuing 4-5 lpq's in a minute gives "Connection timed out". > > > First i thought it may be a problem with LPRng, but scp'ing large files > > > doesnt work anymore, too. Even ssh hangs sometimes. > > > I tried to disable the "newreno" stuff with sysctl, didnt change anything. > > > Why i suspect a tcp problem? > > > > I had similar problems with 4.3, my ssh and telnet sessions were giving > > timeouts when they were inactive for about 2 hours (ofcourse this was > > not an autologout or something). The problem was fixed when I downgraded > > (for another reason) to 4.2. > > > > Sure there isn't something in between which does a timeout after > 2h? (default value for checkpoint firewall-1). > I had the same problem and it was the fw-1. > (Yes, I have set keepalive to on) No, there was only a FreeBSD 4.2 with options BRIDGE in between. And anyway, if firewall would be a problem, why this problem doesn't appear with 4.2 ... Regards, Eugene To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message