From owner-freebsd-questions Fri Mar 26 10:42: 6 1999 Delivered-To: freebsd-questions@freebsd.org Received: from relay.ucb.crimea.ua (relay.ucb.crimea.ua [212.110.138.1]) by hub.freebsd.org (Postfix) with ESMTP id B29FE14C23 for ; Fri, 26 Mar 1999 10:41:30 -0800 (PST) (envelope-from ru@ucb.crimea.ua) Received: (from ru@localhost) by relay.ucb.crimea.ua (8.9.2/8.9.2/UCB) id UAA93074; Fri, 26 Mar 1999 20:38:00 +0200 (EET) (envelope-from ru) Date: Fri, 26 Mar 1999 20:38:00 +0200 From: Ruslan Ermilov To: hometeam Cc: "Paul T. Root" , dcs@newsguy.com, questions@FreeBSD.ORG Subject: Re: TCP/IP problem Message-ID: <19990326203800.A91733@relay.ucb.crimea.ua> Mail-Followup-To: hometeam , "Paul T. Root" , dcs@newsguy.com, questions@FreeBSD.ORG References: <19990326194737.A81739@relay.ucb.crimea.ua> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.3i In-Reply-To: ; from hometeam on Fri, Mar 26, 1999 at 01:25:54PM -0500 X-Operating-System: FreeBSD 3.1-STABLE i386 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG You're missing my point. Whether you specify IP or the name of the SERVER -- it doesn't make sense. The server (e.g., telnetd) makes a reverse lookup (PTR query) on the client's IP. On Fri, Mar 26, 1999 at 01:25:54PM -0500, hometeam wrote: > > makes no differance using the ip address there will be no lookup of the > name to map. > > > On Fri, 26 Mar 1999, Ruslan Ermilov wrote: > > > On Fri, Mar 26, 1999 at 10:58:51AM -0500, hometeam wrote: > > > > > > Yeah that why I suggested connecting with the ip address of the site. > > > > > > > No, this won't help in the case of DNS reverse lookup problem. > > The server you're connecting to is doing reverse lookup on the > > client IP. If the DNS is shut down, it will block the connection > > until timeout has expired. > > > > A quick check if this is a DNS related problem might be to turn off > > the DNS support on the server you're trying to connect to. > > This can be done by editing /etc/host.conf on *BSD, or whatever > > appropriate for another OS. > > > > -- > > Ruslan Ermilov Sysadmin and DBA of the > > ru@ucb.crimea.ua United Commercial Bank > > +380.652.247.647 Simferopol, Ukraine > > > > http://www.FreeBSD.org The Power To Serve > > http://www.oracle.com Enabling The Information Age > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-questions" in the body of the message > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message -- Ruslan Ermilov Sysadmin and DBA of the ru@ucb.crimea.ua United Commercial Bank +380.652.247.647 Simferopol, Ukraine http://www.FreeBSD.org The Power To Serve http://www.oracle.com Enabling The Information Age To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message