求助， postfix 搭建的邮件服务器收不到 gmail 的邮件

公司让搭建一个邮件服务器，需要经过公司的网关，网关开放了 110，143，587，25，465 端口转发。 DNS 中也加入了 A，MX 的记录。可以收到 outlook，qq，github 的邮件，但是就是无法收到 gmail 的邮件。 查看 /var/log/mail.log 中的信息，根本没有 gmail 的 smtp 访问的记录。 现在不知该怎么继续调查了，有大神知道的吗？ PS，我在国外。

main.cf

myhostname = oss-project.tmc-tokai.jp mydomain = tmc-tokai.jp myorigin = $myhostname mydestination = inet_interfaces = all relay_domains = $mydestination # inet_protocols = ipv4 inet_protocols = all mynetworks_style = subnet home_mailbox = Maildir/ smtpd_banner = $myhostname ESMTP unknown message_size_limit = 10485760 mailbox_size_limit = 1073741824 alias_maps = hash:/etc/aliases smtpd_sasl_auth_enable = yes smtpd_sasl_type = dovecot smtpd_sasl_path = private/auth smtpd_sasl_security_optiOns= noanonymous smtpd_sasl_local_domain = $myhostname smtp_tls_security_level = may smtpd_tls_security_level = may smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtp_tls_loglevel = 4 smtpd_tls_mandatory_protocols = #smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3 #smtpd_tls_protocols = !SSLv2,!SSLv3 smtpd_recipient_restrictiOns= permit_mynetworks permit_sasl_authenticated reject_unauth_destination virtual_mailbox_domains = $myhostname, localhost.$mydomain, $mydomain virtual_mailbox_base = /home/vmail virtual_mailbox_maps = hash:/etc/postfix/vmailbox virtual_uid_maps = static:10000 virtual_gid_maps = static:10000 compatibility_level = 2 

master.cf

# # Postfix master process configuration file. For details on the format # of the file, see the master(5) manual page (command: "man 5 master" or # on-line: http://www.postfix.org/master.5.html). # # Do not forget to execute "postfix reload" after editing this file. # # ========================================================================== # service type private unpriv chroot wakeup maxproc command + args # (yes) (yes) (no) (never) (100) # ========================================================================== smtp inet n - n - - smtpd #smtp inet n - y - 1 postscreen #smtpd pass - - y - - smtpd #dnsblog unix - - y - 0 dnsblog #tlsproxy unix - - y - 0 tlsproxy submission inet n - n - - smtpd -o mua_client_restrictiOns=permit_sasl_authenticated,reject # -o syslog_name=postfix/submission -o smtpd_tls_security_level=encrypt -o smtpd_sasl_auth_enable=yes # -o smtpd_reject_unlisted_recipient=no -o smtpd_client_restrictiOns=$mua_client_restrictions # -o smtpd_helo_restrictiOns=$mua_helo_restrictions # -o smtpd_sender_restrictiOns=$mua_sender_restrictions # -o smtpd_recipient_restrictiOns= -o smtpd_relay_restrictiOns=permit_sasl_authenticated,reject # -o milter_macro_daemon_name=ORIGINATING smtps inet n - n - - smtpd -o mua_client_restrictiOns=permit_sasl_authenticated,reject -o syslog_name=postfix/smtps -o smtpd_tls_wrappermode=yes -o smtpd_sasl_auth_enable=yes # -o smtpd_reject_unlisted_recipient=no -o smtpd_client_restrictiOns=$mua_client_restrictions # -o smtpd_helo_restrictiOns=$mua_helo_restrictions # -o smtpd_sender_restrictiOns=$mua_sender_restrictions # -o smtpd_recipient_restrictiOns= -o smtpd_relay_restrictiOns=permit_sasl_authenticated,reject # -o milter_macro_daemon_name=ORIGINATING #628 inet n - y - - qmqpd pickup unix n - y 60 1 pickup cleanup unix n - y - 0 cleanup qmgr unix n - n 300 1 qmgr #qmgr unix n - n 300 1 oqmgr tlsmgr unix - - y 1000? 1 tlsmgr rewrite unix - - y - - trivial-rewrite bounce unix - - y - 0 bounce defer unix - - y - 0 bounce trace unix - - y - 0 bounce verify unix - - y - 1 verify flush unix n - y 1000? 0 flush proxymap unix - - n - - proxymap proxywrite unix - - n - 1 proxymap smtp unix - - y - - smtp relay unix - - y - - smtp # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 showq unix n - y - - showq error unix - - y - - error retry unix - - y - - error discard unix - - y - - discard local unix - n n - - local virtual unix - n n - - virtual lmtp unix - - y - - lmtp anvil unix - - y - 1 anvil scache unix - - y - 1 scache # # ==================================================================== # Interfaces to non-Postfix software. Be sure to examine the manual # pages of the non-Postfix software to find out what options it wants. # # Many of the following services use the Postfix pipe(8) delivery # agent. See the pipe(8) man page for information about ${recipient} # and other message envelope options. # ==================================================================== # # maildrop. See the Postfix MAILDROP_README file for details. # Also specify in main.cf: maildrop_destination_recipient_limit=1 # maildrop unix - n n - - pipe flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient} # # ==================================================================== # # Recent Cyrus versions can use the existing "lmtp" master.cf entry. # # Specify in cyrus.conf: # lmtp cmd="lmtpd -a" listen="localhost:lmtp" proto=tcp4 # # Specify in main.cf one or more of the following: # mailbox_transport = lmtp:inet:localhost # virtual_transport = lmtp:inet:localhost # # ==================================================================== # # Cyrus 2.1.5 (Amos Gouaux) # Also specify in main.cf: cyrus_destination_recipient_limit=1 # #cyrus unix - n n - - pipe # user=cyrus argv=/cyrus/bin/deliver -e -r ${sender} -m ${extension} ${user} # # ==================================================================== # Old example of delivery via Cyrus. # #old-cyrus unix - n n - - pipe # flags=R user=cyrus argv=/cyrus/bin/deliver -e -m ${extension} ${user} # # ==================================================================== # # See the Postfix UUCP_README file for configuration details. # uucp unix - n n - - pipe flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient) # # Other external delivery methods. # ifmail unix - n n - - pipe flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient) bsmtp unix - n n - - pipe flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient scalemail-backend unix - n n - 2 pipe flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension} mailman unix - n n - - pipe flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py ${nexthop} ${user}