The following are changes to protocols listed in the previous edition.
2073 - An IPv6 Provider-Based Unicast Address Format Moved to Historic. 1884 - IP Version 6 Addressing Architecture Moved to Historic. 0658 - Telnet Output Linefeed Disposition Moved to Historic. 0657 - Telnet Output Vertical Tab Disposition Option Moved to Historic. 0656 - Telnet Output Vertical Tabstops Option Moved to Historic. 0655 - Telnet Output Formfeed Disposition Option Moved to Historic. 0654 - Telnet Output Horizontal Tab Disposition Option Moved to Historic. 0653 - Telnet Output Horizontal Tabstops Option Moved to Historic. 0652 - Telnet Output Carriage-Return Disposition Option Moved to Historic.