From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Largent Subject: Re: sendmail question? Date: Fri, 14 Mar 2003 15:44:01 -0500 Sender: linux-admin-owner@vger.kernel.org Message-ID: <3E723F11.6060608@imagelinks.com> References: <001901c2ea61$fc6526d0$47cb643f@tipu> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <001901c2ea61$fc6526d0$47cb643f@tipu> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: arslan saeed Cc: linux-admin@vger.kernel.org 2 servers, one inside firewall that local users use, one outside firewall or on dmz that accepts connections from the outside. arslan saeed wrote: > Hi, > > We are running sendmail on redhat linux 7.3. When internet connectivity goes > down at times, local users get smtp time-out messages (server not > responding). I figured the cause of this message is that by default sendmail > does initial dns lookups on all messages it recieves and in case of internet > connectivity being down, it is not able to do so and produces this message. > > so I configured sendmail in defered delivery mode so that it should queue > every message and should not do dns lookups and accept emails from local > users in case of internet connectivity being down. > > However I figured that in defered delivery mode it does not implement anti > spam configuration in access map. When I change delivery mode to defaulot > background or queue-only then it looks access maps and prevents mail > spamming. > > Is there anyway to make access maps work in deferred delivery mode. or any > other configuration in which sendmail implements anti spam rules and also > does not do initial dns maps so that email could be queued by sendmail even > when it cannot reach internet. > > thanks > arslan. > > - > To unsubscribe from this list: send the line "unsubscribe linux-admin" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- Jeff Largent ImageLinks, Inc. Sr System Admin Melbourne, Fl 32935 (321) 253-0011 fax: (321) 253-5559