Telnet
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... directory. Information includes packet counts by NSS and byte
counts for type of use (ftp, smtp, telnet, etc.). Filenames are
of the form 'NSFyy-mm.type'.
...
... NVT ASCII character set (see the
TELNET Specification, RFC 854std8 [7], for further information).
...
... Postel, J., and J. Reynolds, "TELNET Protocol Specification", RFC 854std8, USC/Information Sciences Institute, May 1983. ...