Postfix Hold All Email Messages Using Linux Command

This is the Linux command to put all Email messages on hold in Postfix.

postsuper -h ALL

Use this command to put on hold messages from user@example.com:

postqueue -p | awk ‘BEGIN { RS = “” } { if (7 == “user@domain.com” ) print 1 }’ | tr -d ‘!*’ | postsuper -h

CLICK HERE to see our full Postfix Cheat Sheet using linux commands.