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Configuring and Managing SMTP Transport

Configuring and Managing SMTP Transport

Understanding SMTP Connections and Commands The process that occurs to establish a connection between a SMTP client and SMTP server is illustrated below: The SMTP client initiates a TCP connection to SMTP server. The SMTP server replies with a ready response – 220 response. The SMTP client sends a helo command to indicate that a SMTP session is to be started. The server returns a response 250. This signifies that the request has been completed. The SMTP client uses the mail from:

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Migrating from Exchange 5.5 to Exchange Server 2003

Migrating from Exchange 5.5 to Exchange Server 2003

Differences between Exchange 5.5 and Exchange Server 2003 Environments Exchange version 5.5 worked well in smaller organizations. Exchange 5.5 deployments typically consisted of Exchange servers being at each remote location, and with no more than thirty users. The main Exchange 5.5 design limitations are summarized here: The degree of stability offered by Exchange 5.5 is open to discussion. Exchange 5.5 stability was typically realized through the following means: Keeping public fol

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