From owner-freebsd-isp Fri Jul 28 9:55:42 2000 Delivered-To: freebsd-isp@freebsd.org Received: from staff.nyi.net (staff.nyi.net [204.248.157.16]) by hub.freebsd.org (Postfix) with SMTP id EF08237C207 for ; Fri, 28 Jul 2000 09:55:32 -0700 (PDT) (envelope-from javier@nyi.net) Received: (qmail 53333 invoked by uid 1004); 28 Jul 2000 16:53:43 -0000 Message-ID: <20000728165343.53332.qmail@staff.nyi.net> References: In-Reply-To: From: "javier" To: Michael Barnett Cc: freebsd-isp@FreeBSD.org Subject: Re: Password Distribution / Email Date: Fri, 28 Jul 2000 16:53:43 GMT Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Have you thought of migrating off of sendmail? Qmail + VPopmail would be a greta solution. Not only do you get rid of the hasle, and security risks of having so many system accounts, but you get speed an reliability thrown in. www.inter7.com/vpopmail/ As far as scalability... the main maintainer has developed systems with over 50K users per domain, and i have setup the system on isp's with over 2K virtual domains at about 50 accounts per domain. Take a look at it. Michael Barnett writes: > > Everyone, > > We are redesigning our email scheme, and I am looking for an alternative > to pushing passwords around on dozens of machines. Right now, we have 10 > mail machines for mail exchanging/pop access for our domain. (5 for mx .. > 5 for pop .. both setup on a VIP behind a Foundry load balancing switch). > > The 11th machine exports an nfs file system that all 10 machines mount > (deliver and cucipop have been hacked to look in the nfs mounted file > system as opposed to /var/mail) > > It also generates and pushes across the aliases, and creates the > master.passwd file and has each of the 10 individual machines rebuild > their local password file using the command > > /usr/sbin/pwd_mkdb -p -s 15 /etc/master.passwd > > There are currently 24054 entries in the master.passwd file, so this > process is going to be unmanageable very soon. > > We have a few ideas for getting pop to authenticate off of the database, > but even if we do this, we will still have to maintain the password files > for local delivery. Has anyone been successful in running a mail server > that does not contain the authoritative list of users, but gets this > information from some central location? (preferably from an sql > database). > > > Thanks for any insights. > > -Michael Barnett > CAIS Internet > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message