Fixing 554 mail server permanently rejected message (#5.3.0) Errors

This error can be because of plesk updater that had updated an unsupported version. 1. Problem can be fixed by reinstalling Dr. Web. 2. Login to your server as root 3. Search for Dr. Web antirus using command [crayon-650dcbf7774e3694212296/] 4. It should give you result like [crayon-650dcbf7774e6141287165/] 5. Remove them using rpm command [crayon-650dcbf7774e7004873332/] Like … [Read more...]