There are a bunch of spiders and spammers nowadays which are knocking the service every hour or so every day. Postfix has a really powerful access control system to protect itself but it becomes a bit hard to read the log file flooded by the connection attempts. I'm currently trying to filter those out by UFW but dynamic addresses make it quite inefficient.
Regards, Eugene пн, 8 февр. 2021 г. в 04:01, Viktor Dukhovni <postfix-us...@dukhovni.org>: > On Mon, Feb 08, 2021 at 02:17:46AM +0300, Eugene Podshivalov wrote: > > > Are there any reasons not to have Postfix compiled with TCP wrappers? > > Because that would likely be entirely redundant. Postfix already has > IP-based access controls (local tables, RBL lookups, postscreen(8), ... > and can also log additional message envelope details before rejecting > connections. > > As Wietse is the author of both TCP wrappers and Postfix, if there were > any cause to build TCP wrappers into Postfix, he'd probably have done > it long ago. > > -- > Viktor. >
