RFC 1097 (rfc1097) - Page 1 of 3
Telnet subliminal-message option
Alternative Format: Original Text Document
Network Working Group B. Miller
Request for Comments: 1097 CMU-NetDev
1 April 1989
TELNET SUBLIMINAL-MESSAGE Option
Status of this Memo
This RFC specifies a standard for the Internet community. Hosts on
the Internet that display subliminal messages within the Telnet
protocol are expected to adopt and implement this standard.
Distribution of this memo is unlimited.
1. Command name and code.
SUBLIMINAL-MESSAGE 257
2. Command meanings.
IAC WILL SUBLIMINAL-MESSAGE
The sender of this command REQUESTS permission to, or confirms
that it will, display subliminal messages.
IAC WONT SUBLIMINAL-MESSAGE
The sender of this command REFUSES to display subliminal messages.
IAC DO SUBLIMINAL-MESSAGE
The sender of this command REQUESTS that the receiver, or grants
the receiver permission to, display subliminal messages.
IAC DONT SUBLIMINAL-MESSAGE
The sender of this command DEMANDS that the receiver not display
subliminal messages.
IAC SB SUBLIMINAL-MESSAGE IAC
SE
The sender specifies a message to be subliminaly displayed by the
remote host. If the client has agreed (via the standard WILL WONT
DO DONT mechanism) to display subliminal messages, it must accept
this subnegotiation and attempt to display the message string on
the users console for the specified duration and continue to do so
at fixed intervals until another SUBLIMINAL-MESSAGE subnegotiation
is received. The position and rendering of the message of
Miller