RFC
|
Status
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Reference
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Notes
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433
|
Unknown
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Jon Postel, Nancy Neigus (22 December 1972). Socket Number List. Network Working Group. doi:10.17487/RFC0433. RFC 433.
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NIC 13491. Obsoleted by RFC 503. Obsoletes RFC 349.
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435
|
Unknown
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B. Cosell; D. Walden (5 January 1973). TELNET Issues. Network Working Group. doi:10.17487/RFC0435. RFC 435.
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NIC 13675.
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439
|
Unknown
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V. Cerf (21 January 1973). PARRY Encounters the DOCTOR. Network Working Group. doi:10.17487/RFC0439. RFC 439.
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NIC 13771.
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495
|
Unknown
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A. McKenzie (1 May 1973). TELNET Protocol Specification. Network Working Group. doi:10.17487/RFC0495. RFC 495.
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NIC 15371. Updated by RFC 562.
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