RFC 860 (rfc860) - Page 1 of 4
Telnet Timing Mark Option
Alternative Format: Original Text Document
Network Working Group J. Postel
Request for Comments: 860 J. Reynolds
ISI
Obsoletes: NIC 16238 May 1983
TELNET TIMING MARK OPTION
This RFC specifies a standard for the ARPA community. Hosts on the ARPA
Internet are expected to adopt and implement this standard.
1. Command Name and Code
TIMING-MARK 6
2. Command Meanings
IAC DO TIMING-MARK
The sender of this command REQUESTS that the receiver of this
command return a WILL TIMING-MARK in the data stream at the
"appropriate place" as defined in section 4 below.
IAC WILL TIMING-MARK
The sender of this command ASSURES the receiver of this command
that it is inserted in the data stream at the "appropriate place"
to insure synchronization with a DO TIMING-MARK transmitted by the
receiver of this command.
IAC WON'T TIMING-MARK
The sender of this command REFUSES to insure that this command is
inserted in the data stream at the "appropriate place" to insure
synchronization.
IAC DON'T TIMING-MARK
The sender of this command notifies the receiver of this command
that a WILL TIMING-MARK (previously transmitted by the receiver of
this command) has been IGNORED.
3. Default
WON'T TIMING-MARK, DON'T TIMING-MARK
i.e., No explicit attempt is made to synchronize the activities at
the two ends of the TELNET connection.
4. Motivation for the Option
Postel & Reynolds



