Not to sound like a trouble maker but with the number of issues relating to hosting a web site/email server, if you don't know the answer to this I would get another company to do your system administration. There are just to many things that can go wrong. Try setting up a few old boxes and play around with them. On 12/13/06, Shawn K. Quinn <skquinn at speakeasy.net> wrote: > > On Tue, 2006-12-12 at 21:28 -0500, Flavia Tarzwell (FayeC) wrote: > > Can anybody tell me if it's possible to run a mail server separately > > from the web server? > > It's definitely possible, and in some cases it's even unavoidable when a > Web host does not handle e-mail. I'll explain with a real-life example > ("$" is a GNU bash command prompt, edited to remove extra info): > > $ host evolt.org > evolt.org has address 220.127.116.11 > evolt.org mail is handled by 10 mail.evolt.org. > evolt.org mail is handled by 20 relay.evolt.org. > $ host mail.evolt.org > mail.evolt.org is an alias for aa.dallas.tx.us.evolt.org. > aa.dallas.tx.us.evolt.org has address 18.104.22.168 > mail.evolt.org is an alias for aa.dallas.tx.us.evolt.org. > mail.evolt.org is an alias for aa.dallas.tx.us.evolt.org. > $ host www.evolt.org > www.evolt.org is an alias for aa.dallas.tx.us.evolt.org . > aa.dallas.tx.us.evolt.org has address 22.214.171.124 > www.evolt.org is an alias for aa.dallas.tx.us.evolt.org. > www.evolt.org is an alias for aa.dallas.tx.us.evolt.org. > > Currently, mail.evolt.org and www.evolt.org happen to point to the same > computer. However, this need not be the case. The MX record ("mail is > handled by" above) could just as easily point to just about any other > machine on the planet (assuming sufficient bandwidth and a static IP > address). It is worth noting that in the past, full-time Internet > connections were not as common as they are today, and this is the MX > record's primary reason for existence. > > Note also, lists.evolt.org points to a different computer, so if you > were to offer mailing lists under a different hostname in the same > domain. In fact, since I know I owe at least two tips: > > <tip type="Researching domain usage" author="Shawn K. Quinn"> > It's quite possible to register a domain name and use it only for e-mail > or other purposes besides a Web site, so don't assume a domain is not in > active use just because the host "www" under it doesn't resolve. > </tip> > > -- > Shawn K. Quinn <skquinn at speakeasy.net> > > -- > > * * Please support the community that supports you. * * > http://evolt.org/help_support_evolt/ > > For unsubscribe and other options, including the Tip Harvester > and archives of thelist go to: http://lists.evolt.org > Workers of the Web, evolt ! > -- PRIVILEGED - PRIVATE AND CONFIDENTIAL This email and any files transmitted with it are intended solely for the use of the addressee(s) and may contain information which is confidential or privileged. If you receive this email and you are not the addressee(s) [or responsible for delivery of the email to the addressee(s)], please disregard the contents of the email, delete the email and notify the author immediately.