> Jun 19 21:26:06 herbie postfix/pickup[3146]: 6A21F9C1229: uid=1000 from=<kirt>
Jun 19 21:26:06 herbie postfix/cleanup[3178]: 6A21F9C1229: message-id=<20160620012606.6A21F9C1229@mydomain.com>
Jun 19 21:26:06 herbie postfix/qmgr[2794]: 6A21F9C1229: from=<kirt@kirthamlin.com>, size=349, nrcpt=1 (queue active)
Jun 19 21:26:06 herbie postfix/local[3184]: warning: dict_nis_init: NIS domain name not set - NIS lookups disabled
Jun 19 21:26:06 herbie postfix/local[3184]: 6A21F9C1229: to=<user@mydomain.com>, orig_to=<kirt>, relay=local, delay=0.14, delays=0.07/0.02/0/0.05, dsn=2.0.0, st$
Jun 19 21:26:06 herbie postfix/qmgr[2794]: 6A21F9C1229: removed
Jun 19 21:26:11 herbie postfix/qmgr[2794]: 4BF039C0B83: from=<user@mydomain.com>, size=350, nrcpt=2 (queue active)
Jun 19 21:26:22 herbie postfix/smtp[3172]: connect to mx4.hotmail.com[65.55.92.152]:25: Connection timed out

smtpd_tls_cert_file = /etc/ssl/certs/smtpd.crt
smtpd_tls_key_file = /etc/ssl/private/smtpd.key
smtpd_use_tls=yes
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache


smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
myhostname = mydomain.com
virtual_alias_maps = hash:/etc/postfix/virtual
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination = mydomain.com, herbie, localhost.localdomain, localhost
mydomain = mydomain.com
relayhost =
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
mailbox_command =
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
inet_protocols = all
html_directory = /usr/share/doc/postfix/html
home_mailbox = Maildir/
smtpd_sasl_local_domain =
smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous
broken_sasl_auth_clients = yes
smtpd_recipient_restrictions = permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination
smtp_tls_security_level = may
smtpd_tls_security_level = may
smtpd_tls_auth_only = no
smtp_tls_note_starttls_offer = yes
smtpd_tls_CAfile = /etc/ssl/certs/cacert.pem

sudo apt-get install mail-stack-delivery

adduser myname