Receiving Email but cannot send any email
Posted: Mon Sep 11, 2017 9:34 am
SMTP Error (550): Failed to set sender "[email protected]" (Access denied - Invalid HELO name (See RFC2821 4.1.3)).
I am using vutr VPS. I can receive any email but cannot send any.
I am using vutr VPS. I can receive any email but cannot send any.