RFC 1372 (rfc1372) - Page 1 of 6

Telnet Remote Flow Control Option

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Network Working Group                                         C. Hedrick
Request for Comments: 1372                            Rutgers University
Obsoletes: RFC 1080                                            D. Borman
                                                     Cray Research, Inc.
                                                            October 1992

                   Telnet Remote Flow Control Option

Status of This Memo

   This RFC specifies an IAB standards track protocol for the Internet
   community, and requests discussion and suggestions for improvements.
   Please refer to the current edition of the "IAB Official Protocol
   Standards" for the standardization state and status of this protocol.
   Distribution of this memo is unlimited.

Introduction

   This document specifies an extended version of the Telnet Remote Flow
   Control Option, RFC 1080, with the addition of the RESTART-ANY and
   RESTART-XON suboptions.

1.  Command Names and Codes

   TOGGLE-FLOW-CONTROL   33
       OFF                    0
       ON                     1
       RESTART-ANY            2
       RESTART-XON            3

2.  Command Meanings

   IAC WILL TOGGLE-FLOW-CONTROL

      Sender is willing to enable and disable flow control upon command.

   IAC WONT TOGGLE-FLOW-CONTROL

      Sender refuses to enable and disable flow control.  Nothing is
      implied about whether sender does or does not use flow control.
      It is simply unwilling to enable and disable it using this
      protocol.

   IAC DO TOGGLE-FLOW-CONTROL

      Sender is willing to send commands to enable and disable flow
      control.




Hedrick & Borman
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