Joe Acquisto-j4: > Currently have postifx configured to relay mail via a "relay_host" > (main.cf). There is a need to send mail to a certain domain via > a different host. Google has suggested a few ways, transport > hash, header filter. > > Since this special destination has a primary and a secondary IP, > how might I specify more than one IP for this "custom" domain?
With multiple address records in DNS or /etc/hosts. See also: http://www.postfix.org/postconf.5.html#smtp_host_lookup Wietse