From owner-freebsd-questions Fri Oct 26 13: 4:33 2001 Delivered-To: freebsd-questions@freebsd.org Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by hub.freebsd.org (Postfix) with ESMTP id 8B44E37B403 for ; Fri, 26 Oct 2001 13:04:29 -0700 (PDT) Received: (from dan@localhost) by dan.emsphone.com (8.11.6/8.11.6) id f9QK1iL20065; Fri, 26 Oct 2001 15:01:44 -0500 (CDT) (envelope-from dan) Date: Fri, 26 Oct 2001 15:01:43 -0500 From: Dan Nelson To: "H. Wade Minter" Cc: questions@FreeBSD.ORG Subject: Re: SMTP connectinos hang (truss attached) Message-ID: <20011026150143.E73017@dan.emsphone.com> References: <20011026140057.E13404-200000@bunning.skiltech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20011026140057.E13404-200000@bunning.skiltech.com> User-Agent: Mutt/1.3.23i X-OS: FreeBSD 5.0-CURRENT X-message-flag: Outlook Error Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In the last episode (Oct 26), H. Wade Minter said: > SMTP connections into my RELENG_4_4 box are hanging for a while > before they go through. DNS seems to be ok upon first inspection. > I'm attaching a truss of one of the SMTP processes attempting to > connect. ( try using strace in ports; it generates much better output than truss ) I saw something similar on my sendmail yesterday. It looks like orbl.org (spam blacklist service) has only one nameserver and it's unreachable. If you've got a FEATURE(`dnsbl', `or.orbl.org') in your sendmail.mc, try removing it and regenerating sendmail.cf. -- Dan Nelson dnelson@allantgroup.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message