| User Datagram Protocol (UDP) , and which provide simple but services. UDP is defined in , . It adds a and additional process-to-process addressing information [to what?]. UDP is a which, like , is layered on top of . UDP neither guarantees delivery nor does it require a connection. As a result it is lightweight and efficient, but all error processing and retransmission must be taken care of by the . : udp(4). [Postel, Jon, User Datagram Protocol, RFC 768, Network Information Center, SRI International, Menlo Park, Calif., August 1980]. (1998-02-11) |
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