From owner-freebsd-questions Sun Apr 22 6:23:58 2001 Delivered-To: freebsd-questions@freebsd.org Received: from mr200.netcologne.de (mr200.netcologne.de [194.8.194.109]) by hub.freebsd.org (Postfix) with ESMTP id C0CEF37B423 for ; Sun, 22 Apr 2001 06:23:55 -0700 (PDT) (envelope-from pherman@frenchfries.net) Received: from husten.security.at12.de (dial-213-168-88-99.netcologne.de [213.168.88.99]) by mr200.netcologne.de (Mirapoint) with ESMTP id AED14248; Sun, 22 Apr 2001 15:23:52 +0200 (CEST) Received: from localhost (localhost.security.at12.de [127.0.0.1]) by husten.security.at12.de (8.11.3/8.11.3) with ESMTP id f3MDNiA44223; Sun, 22 Apr 2001 15:23:44 +0200 (CEST) (envelope-from pherman@frenchfries.net) Date: Sun, 22 Apr 2001 15:23:44 +0200 (CEST) From: Paul Herman To: dotslash Cc: Keith Spencer , Subject: Re: about how mail routing works In-Reply-To: <014901c0cb17$56275b00$2903010a@atg.altayer.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sun, 22 Apr 2001, dotslash wrote: > > Before you update your DNS records, you can test your secondary server > > by sending mail from there or telneting directly to port 25 and seeing > > if it will relay mail to your primary server. > > hmm, can telnet be blocked from entering port 25 and still have smtp > working? Nope. It doesn't have anything really to do with telnet. If a port is open, like smtp (25), then you can connect to it. By "telneting", I just meant connect to the port, but you don't have to use telnet, you could use /usr/ports/net/netcat for example. -Paul. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message