https://app.knowbase.one/vault/rfc/docid/1946
RFC1739: A Primer On Internet and TCP/IP Tools
Network Working Group G. Kessler Request for Comments: 1739 S. Shepard Category: Informational Hill Associates, Inc. December 1994 ...
https://app.knowbase.one/vault/rfc/docid/2399
RFC2151: A Primer On Internet and TCP/IP Tools and Utilities
Network Working Group G. Kessler Request for Comments: 2151 S. Shepard FYI: 30 Hill Associates, Inc. Obsoletes: RFC 1739 June 1997 Ca...