RFC 768 | J. Postel ISI 28 August 1980 |
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------ 0 7 8 15 16 23 24 31 +--------+--------+--------+--------+ | Source | Destination | | Port | Port | +--------+--------+--------+--------+ | | | | Length | Checksum | +--------+--------+--------+--------+ | | data octets ... +---------------- ... User Datagram Header Format
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0 7 8 15 16 23 24 31 +--------+--------+--------+--------+ | source address | +--------+--------+--------+--------+ | destination address | +--------+--------+--------+--------+ | zero |protocol| UDP length | +--------+--------+--------+--------+
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[page 2] Postel
RFC 768 User Datagram Protocol IP Interface
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---------- [1] Postel, J., "Internet Protocol," RFC 760, USC/Information Sciences Institute, January 1980. [2] Postel, J., "Transmission Control Protocol," RFC 761, USC/Information Sciences Institute, January 1980. [3] Postel, J., "Internet Name Server," USC/Information Sciences Institute, IEN 116, August 1979. [4] Sollins, K., "The TFTP Protocol," Massachusetts Institute of Technology, IEN 133, January 1980. [5] Postel, J., "Assigned Numbers," USC/Information Sciences Institute, RFC 762, January 1980. Postel [page 3]