Ph in its directory server. Post Office Protocol 3. A protocol that provides a simple, standardized way for users to access mailboxes and download messages to their computers. A special type of user responsible for tracking failed mail delivery. A post-master is responsible for following up on queries from users and other postmasters.
Internet standards require that the postmaster account be valid at every domain.
In the Internet community, Request For Comments are the working notes of the Internet research and development community. These documents contain protocol and model descriptions, experimental results, and reviews. All Internet standard protocols are written up as RFCs. A mail server is a program that accepts, relays, and delivers mail. Simple Mail Transfer Protocol.