Hello, After reading guides/virtusers I don't know how to exclude local passwd users. I need to check only fqdnaliases and aliases - not local users from passwd. I.e. /etc/passwd: aaa:x:65534:65534::/a/a/a:/bin/false fqdnaliases: a@domain: aaa After rcpt to:<aaa@domain> MTA should write - novirtuser. How to do this? Thanks. Best regards, Bartek.