From mboxrd@z Thu Jan 1 00:00:00 1970 From: beebe at math.utah.edu (Nelson H. F. Beebe) Date: Thu, 11 Mar 2021 11:21:38 -0700 Subject: [COFF] [TUHS] Pondering the hosts file In-Reply-To: Message-ID: The hosts file format definition appears in RFC 752: Universal host table RFC 810: DoD Internet host table specification RFC 952: DoD Internet host table specification A 1986 hosts.txt file in my PDP-10 archives notes: ; The format for entries is: ; ; NET : NET-ADDR : NETNAME : ; GATEWAY : ADDR, ADDR : NAME : CPUTYPE : OPSYS : PROTOCOLS : ; HOST : ADDR, ALTERNATE-ADDR (if any): HOSTNAME,NICKNAME : CPUTYPE : ; OPSYS : PROTOCOLS : ; ; Where: ;; ADDR = internet address in decimal, e.g., 26.0.0.73 ;; CPUTYPE = machine type (PDP-11/70, VAX-11/780, FOONLY-F3, C/30, etc.) ;; OPSYS = operating system (UNIX, TOPS20, TENEX, ITS, etc.) ;; PROTOCOLS = transport/service (TCP/TELNET,TCP/FTP, etc.) ;; : (colon) = field delimiter ;; :: (2 colons) = null field ------------------------------------------------------------------------------- - Nelson H. F. Beebe Tel: +1 801 581 5254 - - University of Utah FAX: +1 801 581 4148 - - Department of Mathematics, 110 LCB Internet e-mail: beebe at math.utah.edu - - 155 S 1400 E RM 233 beebe at acm.org beebe at computer.org - - Salt Lake City, UT 84112-0090, USA URL: http://www.math.utah.edu/~beebe/ - -------------------------------------------------------------------------------