View source for CentOS 8.x postfix replace addresses on outgoing email

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The below steps can be used to replace addresses (any address from, to, cc, etc.) on outgoing email.  To replace addresses anywhere in email use:
# Add below line in '<tt>/etc/postfix/main.cf</tt>'
#:<pre>
#::     smtp_generic_maps = hash:/etc/postfix/generic
#:</pre>
# Create the generic file '<tt>/etc/postfix/generic</tt>' with below content:
#:<pre>
#::     @localdomain.local	user@example.com
#:</pre>
# Create hash postmap of generic using:
#:<pre>
#::     cd /etc/postfix
#::     chmod 600 generic
#::     postmap hash:/etc/postfix/generic
#:</pre>
# Restart the postfix services
#:<pre>
#::     systemctl restart postfix
#:</pre>


See related [[CentOS 8.x postfix rewrite sender address on outgoing email]]


Refer:
* http://www.postfix.org/ADDRESS_REWRITING_README.html#generic




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