# Allow 20 incoming connections, 20 more for MSA
smtp_accept_max = 40
smtp_accept_reserve = 20
-smtp_reserve_hosts = ${if eq {$interface_port}{587} {*}}
+smtp_reserve_hosts = ${if eq {$interface_port}{587} {*}{+trust_hosts}}
# Let anyone run 'exim -bp'.
queue_list_requires_admin = false
verp_smtp:
driver = smtp
+ port = ${if eq{$domain}{rfs.dyndns.infradead.org}{587}{25}}
return_path = ${local_part:$return_path}+$original_local_part=$original_domain@${domain:$return_path}
max_rcpt = 1
headers_remove = Errors-To