https://app.knowbase.one/vault/rfc/docid/1538
RFC1372: Telnet Remote Flow Control Option
Network Working Group C. Hedrick Request for Comments: 1372 Rutgers University Obsoletes: RFC 1080 D. Borman Cray Research, Inc. ...
https://app.knowbase.one/vault/rfc/docid/6424
RFC5908: Network Time Protocol (NTP) Server Option for DHCPv6
Internet Engineering Task Force (IETF) R. Gayraud Request for Comments: 5908 Unaffiliated Category: Standards Track B. Lourdelet ISSN: 2070-1721 Cisco Systems, Inc. ...