disable_ipv6=false
message_size_limit=50M
smtp_receive_timeout=5m
smtp_accept_max=100
message_body_visible=3000
print_topbitchars=true
smtp_accept_max_nonmail=10
smtp_accept_max_per_host=10
recipients_max=150
smtp_accept_queue_per_connection=10
smtp_accept_max_per_connection=100
deliver_queue_load_max=10.0
queue_only_load=100.0
queue_run_max=5
ignore_bounce_errors_after=2d
timeout_frozen_after=3d
trusted_users=mail:majordomo:apache:diradmin
split_spool_directory=yes
keep_environment=PWD:HOME
chunking_advertise_hosts=