0501 - 0600

RFC 0552 - Single Access to Standard Protocols. A.D. Owen. July 1973.
http://tools.ietf.org/html/rfc552

RFC 0538 - Traffic Statistics (June 1973). A.M. McKenzie. July 1973.
http://tools.ietf.org/html/rfc538

RFC 0503 - Socket Number List. N. Neigus, J. Postel. April 1973.
http://tools.ietf.org/html/rfc503

RFC 0511 - Enterprise Phone Service to NIC From ARPANET Sites. J.B. North. May 1973.
http://tools.ietf.org/html/rfc511

RFC 0531 - Feast or Famine? A Response to Two Recent RFCs About Network Information. M.A. Padlipsky. June 1973.
http://tools.ietf.org/html/rfc531

RFC 0561 - Standardizing Network Mail Headers. A.K. Bhushan, K.T. Pogran, R.S. Tomlinson, et al. September 1973.
http://tools.ietf.org/html/rfc561

RFC 0509 - Traffic Statistics. (April 1973). A.M. McKenzie. April 1973.
http://tools.ietf.org/html/rfc509

RFC 0542 - File Transfer Protocol. N. Neigus. August 1973.
http://tools.ietf.org/html/rfc542

RFC 0504 - Distributed Resources Workshop Announcement. R. Thomas. April 1973.
http://tools.ietf.org/html/rfc504

RFC 0567 - Cross Country Network Bandwidth. L.P. Deutsch. September 1973.
http://tools.ietf.org/html/rfc567

RFC 0525 - MIT-MATHLAB Meets UCSB-OLS: An Example of Resource Sharing. W. Parrish, J.R. Pickens. June 1973.
http://tools.ietf.org/html/rfc525

RFC 0518 - ARPANet Accounts. N. Vaughan, E.J. Feinler. June 1973.
http://tools.ietf.org/html/rfc518

RFC 0534 - Lost Message Detection. D.C. Walden. July 1973.
http://tools.ietf.org/html/rfc534

RFC 0548 - Hosts Using the IMP Going Down Message. D.C. Walden. August 1973.
http://tools.ietf.org/html/rfc548

RFC 0513 - Comments on the New Telnet Specifications. W. Hathaway. May 1973.
http://tools.ietf.org/html/rfc513

RFC 0514 - Network Make-Work. W. Kantrowitz. June 1973.
http://tools.ietf.org/html/rfc514

RFC 0520 - A Proposal for File Access Protocol. J.D. Day. June 1973.
http://tools.ietf.org/html/rfc520

RFC 0589 - CCN NETRJS Server Messages to Remote User. R.T. Braden. November 1973.
http://tools.ietf.org/html/rfc589

RFC 0539 - Thoughts on the Mail Protocol Proposed in RFC 524. D. Crocker, J. Postel. July 1973.
http://tools.ietf.org/html/rfc539

RFC 0510 - Request for Network Mailbox Addresses. J.E. White. May 1973.
http://tools.ietf.org/html/rfc510

RFC 0585 - ARPANET Users Interest Working Group Meeting. D. Crocker, N. Neigus, E.J. Feinler, et al. November 1973.
http://tools.ietf.org/html/rfc585

RFC 0526 - Technical Meeting: Digital Image Processing Software Systems. W.K. Pratt. June 1973.
http://tools.ietf.org/html/rfc526

RFC 0533 - Message-ID Numbers. D.C. Walden. July 1973.
http://tools.ietf.org/html/rfc533

RFC 0547 - Change to the Very Distant Host Specification. D.C. Walden. August 1973.
http://tools.ietf.org/html/rfc547

RFC 0580 - Note to Protocol Designers and Implementers. J. Postel. October 1973.
http://tools.ietf.org/html/rfc580

RFC 0505 - Two Solutions to a File Transfer Access Problem. M.A. Padlipsky. June 1973.
http://tools.ietf.org/html/rfc505

RFC 0545 - Of What Quality Be the UCSB Resources Evaluators? A Response to "Feast of Famine". J.R. Pickens. July 1973.
http://tools.ietf.org/html/rfc545

RFC 0584 - Charter for ARPANET Users Interest Working Group. J. Iseli, D. Crocker, N. Neigus. November 1973.
http://tools.ietf.org/html/rfc584

RFC 0555 - Responses to Critiques of the Proposed Mail Protocol. J.E. White. July 1973.
http://tools.ietf.org/html/rfc555

RFC 0528 - Software Checksumming in the IMP and Network Reliability. J.M. McQuillan. June 1973.
http://tools.ietf.org/html/rfc528

RFC 0501 - Un-Muddling "Free File Transfer". K.T. Pogran. May 1973.
http://tools.ietf.org/html/rfc501

RFC 0523 - SURVEY is in Operation Again. A.K. Bhushan. June 1973.
http://tools.ietf.org/html/rfc523

RFC 0568 - Response to RFC 567 - Cross Country Network Bandwidth. J.M. McQuillan. September 1973.
http://tools.ietf.org/html/rfc568

RFC 0596 - Second Thoughts on Telnet Go-Ahead. E.A. Taft. December 1973.
http://tools.ietf.org/html/rfc596

RFC 0508 - Real-Time Data Transmission on the ARPANet. L. Pfeifer, J. McAfee. May 1973.
http://tools.ietf.org/html/rfc508

RFC 0506 - FTP Command Naming Problem. M.A. Padlipsky. June 1973.
http://tools.ietf.org/html/rfc506

RFC 0544 - Locating On-Line Documentation at SRI-ARC. N.D. Meyer, K. Kelley. July 1973.
http://tools.ietf.org/html/rfc544

RFC 0521 - Restricted Use of IMP DDT. A.M. McKenzie. May 1973.
http://tools.ietf.org/html/rfc521

RFC 0546 - TENEX Load Averages for July 1973. R. Thomas. August 1973.
http://tools.ietf.org/html/rfc546

RFC 0593 - Telnet and FTP Implementation Schedule Change. A.M. McKenzie, J. Postel. November 1973.
http://tools.ietf.org/html/rfc593

RFC 0512 - More on Lost Message Detection. W. Hathaway. May 1973.
http://tools.ietf.org/html/rfc512

RFC 0543 - Network Journal Submission and Delivery. N.D. Meyer. July 1973.
http://tools.ietf.org/html/rfc543

RFC 0597 - Host Status. N. Neigus, E.J. Feinler. December 1973.
http://tools.ietf.org/html/rfc597

RFC 0532 - The UCSD-CC Server-FTP Facility. R.G. Merryman. July 1973.
http://tools.ietf.org/html/rfc532

RFC 0529 - A Note on Protocol Synch Sequences. A.M. McKenzie, R. Thomas, R.S. Tomlinson, et al. June 1973.
http://tools.ietf.org/html/rfc529

RFC 0595 - Second Thoughts in Defense of the Telnet Go-Ahead. W. Hathaway. December 1973.
http://tools.ietf.org/html/rfc595

RFC 0559 - Comments on the New Telnet Protocol and its Implementation. A.K. Bhushan. August 1973.
http://tools.ietf.org/html/rfc559

RFC 0527 - ARPAWOCKY. D.L. Covill. May 1973.
http://tools.ietf.org/html/rfc527

RFC 0569 - NETED: A Common Editor for the ARPA Network. M.A. Padlipsky. October 1973.
http://tools.ietf.org/html/rfc569

RFC 0591 - Addition to the Very Distant Host Specifications. D.C. Walden. November 1973.
http://tools.ietf.org/html/rfc591

RFC 0549 - Minutes of Network Graphics Group meeting, 15-17 July 1973. J.C. Michener. July 1973.
http://tools.ietf.org/html/rfc549

RFC 0550 - NIC NCP Experiment. L.P. Deutsch. August 1973.
http://tools.ietf.org/html/rfc550

RFC 0516 - Lost Message Detection. J. Postel. May 1973.
http://tools.ietf.org/html/rfc516

RFC 0537 - Announcement of NGG Meeting July 16-17. S. Bunch. June 1973.
http://tools.ietf.org/html/rfc537

RFC 0524 - Proposed Mail Protocol. J.E. White. June 1973.
http://tools.ietf.org/html/rfc524

RFC 0599 - Update on NETRJS. R.T. Braden. December 1973.
http://tools.ietf.org/html/rfc599