alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
biff = no
bounce_size_limit = 2000
config_directory = /etc/postfix
default_destination_concurrency_limit = 20
disable_vrfy_command = yes
in_flow_delay = 1s
local_destination_concurrency_limit = 2
mail_name = Mail Daemon
mailbox_command = procmail -t /etc/procmail.conf -f- -a "$USER"
mailbox_size_limit = 0
maximal_queue_lifetime = 14d
message_size_limit = 102400000
mydestination = $myhostname, localhost.$mydomain
mydomain = veoh.com
myhostname = mx1.veoh.com
mynetworks = 206.xx.xx.xx/28, 127.0.0.0/8
recipient_delimiter = +
relay_domains = xxx.com, xxx.net, yyy.com
setgid_group = postdrop
smtpd_banner = $myhostname ESMTP $mail_name
smtpd_data_restrictions = reject_unauth_pipelining,                                reject_multi_recipient_bounce,                                permit
smtpd_error_sleep_time = 0
smtpd_hard_error_limit = 10
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks, reject_non_fqdn_hostname, reject_invalid_hostname
smtpd_recipient_restrictions = permit_mynetworks,                                permit_sasl_authenticated,                                reject_unauth_destination,                                permit_mx_backup,                                reject_non_fqdn_hostname,                                reject_non_fqdn_sender,                                reject_non_fqdn_recipient,                                reject_unauth_destination,                                reject_unauth_pipelining,                                reject_invalid_hostname,                                reject_unknown_sender_domain,                                reject_rbl_client zen.spamhaus.org,                                reject_rbl_client list.dsbl.org,                                reject_rhsbl_sender dsn.rfc-ignorant.org,                                permit
smtpd_soft_error_limit = 5
transport_maps = hash:/etc/postfix/transport

###TRANSPORT
xxx.com smtp:zzz.com.s6a1.psmtp.com
xxx.net smtp:av1.corp
yyy.com smtp:av1.corp