From owner-freebsd-security Wed Aug 11 21: 5:26 1999 Delivered-To: freebsd-security@freebsd.org Received: from phoenix.aye.net (phoenix.aye.net [206.185.8.134]) by hub.freebsd.org (Postfix) with SMTP id E6DCE14C15 for ; Wed, 11 Aug 1999 21:05:15 -0700 (PDT) (envelope-from barrett@phoenix.aye.net) Received: (qmail 23894 invoked by uid 1000); 12 Aug 1999 03:57:48 -0000 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 12 Aug 1999 03:57:48 -0000 Date: Wed, 11 Aug 1999 23:57:48 -0400 (EDT) From: Barrett Richardson To: "James C. Durham" Cc: freebsd-security@freebsd.org Subject: Re: ssh dropping connections/sendmail IP In-Reply-To: <199908120157.VAA03527@sludge.pgh.pa.us> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Wed, 11 Aug 1999, James C. Durham wrote: > I am using ssh to tunnel from my "remote server" located > at a remote location with a public IP number to my "local > server" behind an ISP's firewall using a DSL connection. > > The ssh connection keeps dropping out. I have KeepAlive "YES" and > IdleTime set to 104w (2 years). I have just started having a little > script on the remote machine send me the date/time every 30 seconds > and that seems to keep it up. Is this behavior normal? > The frequency of the keepalives isn't sufficient traffic to keep the firewall from snipping the connection. It doesn't consider the connection active if traffic drops below a threshold. > Also, I'm having problems sending mail from sendmail on my local > machine because the IP gets translated to something that doesn't > resolve at the ISP's firewall. This means I can't send to > some sites (freebsd-security being one of them!). I've been trying > to see a way that I can relay the sendmail feed through my remote server > using port redirection. I can't run the sendmail daemon on the remote > server because port 25 is already bound to ssh. The remote server is the one outside the firewall, right? Any reason you can't run sshd on the de facto port 22? - Barrett > > (I need sendmail to run on the local machine because I'm doing some > stuff which requires that). > > Thanks, > > Jim Durham > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-security" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message