Postfix – Replace Sender Address and Add Reply-to Header

We have a network in which a bunch of servers send out lots of notification emails and all these emails are relayed to the outside world through a single Postifx server (by setting relayhost variable in main.cf on the servers). Sometimes developers don’t pay enough attention and address the emails as from some domain that… Continue reading Postfix – Replace Sender Address and Add Reply-to Header

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