Mike Chirico on 14 Dec 2007 17:18:37 -0000 |
On Fri, Dec 14, 2007 at 09:51:58AM -0500, Isaac Bennetch wrote: > Hi Mike, > > To make sure I understand your configuration correctly; you've got > your DNS records pointing to your home-based Linux box for your MX > record, which receives the mail then relays it to Google? I'm not > quite sure I understand how your description fits together. Why relay > through your local box at all instead of pointing the MX record to > Google and not having to worry about your local server? For that > matter, why use Google at all instead of running SquirrelMail or some A record points to home Linux box for (ssh, web, etc). MX record points to Google. For an example, take a look at the linuxaddicted.org domain. $ dig cwxstat.org ;; ANSWER SECTION: cwxstat.org. 256 IN A 68.39.73.47 My home IP address is 68.39.73.47, but the MX record shown below points to google. $ dig cwxstat.org MX ;; ANSWER SECTION: cwxstat.org. 163 IN MX 10 ASPMX4.GOOGLEMAIL.COM. cwxstat.org. 163 IN MX 1 ASPMX.L.GOOGLE.COM. cwxstat.org. 163 IN MX 5 ALT2.ASPMX.L.GOOGLE.COM. cwxstat.org. 163 IN MX 10 ASPMX2.GOOGLEMAIL.COM. cwxstat.org. 163 IN MX 10 ASPMX3.GOOGLEMAIL.COM. > other webmail application at home? What happens if you have a local > outage (upgrade, power failure, ISP outage); do you have a backup MX? > Google is the backup. Any mail going to cwxstat.org goes to Google's MTA, then, it's picked up by your local box via fetchmail. Regards, Mike ___________________________________________________________________________ Philadelphia Linux Users Group -- http://www.phillylinux.org Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce General Discussion -- http://lists.phillylinux.org/mailman/listinfo/plug
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