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— | tech:linux:postfix_relay_on_recipient_domain [2015/01/09 12:47] (current) – created - external edit 127.0.0.1 | ||
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+ | ====== Choose relay based on recipient domain ====== | ||
+ | To choose an SMTP relay server based on the recipient domain. | ||
+ | / | ||
+ | < | ||
+ | #relayhost = | ||
+ | #Remove any relayhost entry | ||
+ | smtp_sender_dependent_authentication = yes | ||
+ | transport_maps = hash:/ | ||
+ | </ | ||
+ | |||
+ | / | ||
+ | < | ||
+ | yahoo.com smtp: | ||
+ | </ | ||
+ | |||
+ | Run the following | ||
+ | <code bash> | ||
+ | postmap / | ||
+ | service postfix restart | ||
+ | </ | ||
+ | |||
+ | ===== Alternate setup ===== | ||
+ | The example below is to define alternate transport for given exceptions. | ||
+ | / | ||
+ | < | ||
+ | smtp_sender_dependent_authentication = yes | ||
+ | transport_maps = hash:/ | ||
+ | </ | ||
+ | |||
+ | / | ||
+ | < | ||
+ | gmail.com smtp: | ||
+ | </ | ||
+ | |||
+ | ==== References ==== | ||
+ | * http:// | ||
+ | * http:// |