Exchange transport service

The transmission of mail

Send

Exchange does not allow sending mail to internet by default

Send connector

Directly query the public network DNS: not recommended: experimental environment

Send to mail gateway: single site third party: send mail through mail gateway send multi-site definition smart host through Exchange edge role: specify mail server note: for The IP address for sending mail cannot be reused for any purpose other than mail. The blacklist of the anti-spam organization adds the IP address to the DNS of the public network to add the SPF record (TXT) email domain name: the internal and external network domain name is the same. Add the MX record of the gateway to the DNS of the public network to add the MX record of the gateway to the DNS domain of the public network to receive the domain. When Exchange received the mail, The DNS suffix of the recipient of this message must receive SMTP third-party mail in the list of accepted domains SMTP create a dedicated SMTP receive connector define the port to define the authentication method: none Define the IP address of the specified server Exchange site Exchange site and AD site integrated sending and receiving principles Mail delivery problems Mail delivery report: Mail delivery result mail Item tracking log and protocol log records can only be viewed through the command line Telnet: confirm the status of the recipient's mail server Exchange connection analysis: receive mail problems https://testconnectivity.microsoft.com/ third-party script Script library transport service configuration command line configure transport rules transport rules when mail enters the transport service Messages sent to the outside by applying transport rules-messages signed by special departments-mandatory transmission rules requiring audit data loss protection: enterprise version client access permission (CAL) required