Serving that domain, and that server delivers messages to all recipients SMTP module can transfer only one copy of the message to the mail server When a message contains several addresses within the same domain, the When all messages to that domain are transferred, The DNS, the sending mail server opens an SMTP connection to that serverĪnd transfers the message(s). When the network address of the recipient mail server is received from The so-called DNSĪ-records contain the pairs that link a computer name to its global Internet The receiving mail server name into its network address. Sending mail server consults the DNS again. When the name of the recipient computer is retrieved from the DNS, the Mail is sent to lower-priority computers (called Back-up Mail Servers).īack-up mailer servers then try to deliver the message to the primary server. If one (high-priority or primary) computer cannot receive mail, There can be several MX-records for one domain (with different priority MX records can specify that mail for the domain shouldīe sent to the computer, and mail to the domainĮ should be sent to the computer. Name of the computer that actually receives mail for that domain. So-called MX-record in the Domain Name System. (part of the E-mail address after the sign) should have a special The mail servers use the global Domain Name System to find the networkĪddress of the recipient computer or the recipient mail server. Simple Mail Transfer Protocol (SMTP) and DNS
#COMMUNIGATE PRO RELEASE NOTES PRO#
The CommuniGate Pro SMTP module supports the AUTH extensionĪnd allows remote users to authenticate themselves before submitting messages. The CommuniGate Pro SMTP module supports the STARTTLS extensionĪnd can receive incoming mail via secure (encrypted) connections. Mailer applications open connections to that address All mailers haveĪ setting called SMTP Host Address that specifies the network address of Then forward the submitted messages to the recipients. Use the SMTP protocol to submit messages to the mail servers, and mail servers
One or several messages and closes the network connection. To the recipient's computer and establishes a network link. A computer that has a message to send connects The Simple Mail Transfer Protocol allows computers to transfer messages
The SMTP and ESMTP Internet protocols via The CommuniGate Pro SMTP module implements E-mail message transfer using Processing Mail from BlackListed Addresses.Simple Mail Transfer Protocol (SMTP) and DNS.
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