Date: Mon, 12 May 2008 15:55:13 +0000 From: brad davison <demonichandextensions@hotmail.com> Cc: <freebsd-questions@freebsd.org> Subject: RE: telnet to mail server from outside does not get 220, telnet from inside works Message-ID: <BLU116-W147BBFFAD4D53AFA72553FA1CC0@phx.gbl> In-Reply-To: <20080512174741.U82158@wojtek.tensor.gdynia.pl> References: <BLU116-W309DE8D93C9B937FFF824AA1CC0@phx.gbl> <20080512174741.U82158@wojtek.tensor.gdynia.pl>
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> Date: Mon, 12 May 2008 17:49:07 +0200 > From: wojtek@wojtek.tensor.gdynia.pl > To: demonichandextensions@hotmail.com > CC: freebsd-questions@freebsd.org > Subject: Re: telnet to mail server from outside does not get 220, telnet = from inside works >=20 > > Trying ::1... > > Connected to localhost.xxxxxxxxx.com. > > Escape character is '^]'. > > 220 email.xxxxxxxxx.com ESMTP Sendmail 8.13.8/8.13.8; Mon, 12 May 2008 = 10:01:39 -0400 (EDT) > > > > > > > > But if I try the same thing from 'outside' the firewall I get: > > > > %telnet email.xxxxxxxxxxxx.com 25 > > Trying 67.x.x.x... > > Connected to email.xxxxxxxxxxx.com. > > Escape character is '^]'. > > Connection closed by foreign host. > > > > > sendmail try to connect to port auth of remote machine. your firewall=20 > probably blocks it just by dropping packets, so it tries until timeout >=20 > telnet from outside, wait few minutes and you will get a prompt. >=20 > change your firewall rules to fix it > _______________________________________________ You get the prize. =20 We have a Cisco ASA, and everything works on port 587, but port 25 has cisc= o's 'Application Inspection' or something that I need to figure out how to = turn off. Thanks for the attention. _________________________________________________________________ Make Windows Vista more reliable and secure with Windows Vista Service Pack= 1. http://www.windowsvista.com/SP1?WT.mc_id=3Dhotmailvistasp1banner=
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