How can I find out which Postfix version I'm running?

Just run

postconf -d | grep mail_version

to find out your Postfix version.

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By: Priyanka Tyagi

"postconf -d mail_version" will work

By: Ville Walveranta

Or even more simply:

postconf mail_version

By: Hernán

thanks! it worked.. my output was:

mail_version = 2.7.0

 

By: Folken

Thank you !

By: muhammad nadeem

my postserver was not email send yahoo what is the reason please reply my sir