From owner-freebsd-net Mon Mar 15 2: 2:23 1999 Delivered-To: freebsd-net@freebsd.org Received: from rose.niw.com.au (app3022-2.gw.connect.com.au [203.63.119.4]) by hub.freebsd.org (Postfix) with ESMTP id 626E514FBA for ; Mon, 15 Mar 1999 02:00:25 -0800 (PST) (envelope-from ian@apdata.com.au) Received: from apdata.com.au (localhost [127.0.0.1]) by rose.niw.com.au (Postfix) with ESMTP id 992F4A372B; Mon, 15 Mar 1999 20:30:05 +1030 (CST) Message-ID: <36ECDA25.62537880@apdata.com.au> Date: Mon, 15 Mar 1999 20:30:05 +1030 From: Ian West Organization: Applied Data Control X-Mailer: Mozilla 4.5 [en] (X11; I; FreeBSD 4.0-CURRENT i386) X-Accept-Language: en MIME-Version: 1.0 To: Graeme Brown , freebsd-net@freebsd.org Subject: Re: Why does it it take so long to establish a connection to some FreeBSDhosts ? References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Graeme Brown wrote: > > Hi > > I have noticed on several occasions that it may take on the order of minutes > to establish > a telnet or ftp connection between two FreeBSD (typically our FBSD > boxes are using releases 2.2.6 -> 2.2.8. Does this have something to do with > TCP configuration options ? What do I need to do to speed this up ? > > TIA > > Graeme N Brown > BT labs, Uk > email: graeme.brown@bt-sys.bt.co.uk > When I have seen this, it is usually due to DNS lookups timing out, either due to an unresolveable source address, or a loss of connection to the master DNS server. Easy answer if you are using local boxes is to make sure /etc/hosts is referenced first (/etc/host.conf), and put the interfaces of the two boxes into /etc/hosts. If do not have DNS enabled, then I have no idea :-) ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message