take out superfluous check

[ppp.git] / pppd / pppd.8

diff --git a/pppd/pppd.8 b/pppd/pppd.8
index 5afc685e3e7a2a079f27a72c917d8991fe2d7a84..6e039f954d7ef4733a48cd23750f1e9e50eaefbb 100644 (file)
--- a/pppd/pppd.8
+++ b/pppd/pppd.8
@@ -1,5 +1,5 @@
 .\" manual page [] for pppd 2.3
 .\" manual page [] for pppd 2.3

-.\" $Id: pppd.8,v 1.27 1998/03/31 04:31:08 paulus Exp $
+.\" $Id: pppd.8,v 1.30 1998/11/07 06:59:29 paulus Exp $

 .\" SH section heading
 .\" SS subsection heading
 .\" LP paragraph
 .\" SH section heading
 .\" SS subsection heading
 .\" LP paragraph


@@ -92,10 +92,29 @@ program to dial the modem and start the remote ppp session.  This
 option is privileged if the \fInoauth\fR option is used.
 .TP
 .B crtscts
 option is privileged if the \fInoauth\fR option is used.
 .TP
 .B crtscts

-Use hardware flow control (i.e. RTS/CTS) to control the flow of data
-on the serial port.  If neither the \fIcrtscts\fR nor the
-\fInocrtscts\fR option is given, the hardware flow control setting
-for the serial port is left unchanged.
+Use hardware flow control (i.e. RTS/CTS) to control the flow of
+data on the serial port.  If neither the \fIcrtscts\fR, the
+\fInocrtscts\fR, the \fIcdtrcts\fR nor the \fInocdtrcts\fR option
+is given, the hardware flow control setting for the serial port is
+left unchanged.
+Some serial ports (such as Macintosh serial ports) lack a true
+RTS output. Such serial ports use this mode to implement
+unidirectional flow control. The serial port will
+suspend transmission when requested by the modem (via CTS)
+but will be unable to request the modem stop sending to the
+computer. This mode retains the ability to use DTR as
+a modem control line.
+.TP
+.B cdtrcts
+Use a non-standard hardware flow control (i.e. DTR/CTS) to control
+the flow of data on the serial port.  If neither the \fIcrtscts\fR,
+the \fInocrtscts\fR, the \fIcdtrcts\fR nor the \fInocdtrcts\fR
+option is given, the hardware flow control setting for the serial
+port is left unchanged.
+Some serial ports (such as Macintosh serial ports) lack a true
+RTS output. Such serial ports use this mode to implement true
+bi-directional flow control. The sacrifice is that this flow
+control mode does not permit using DTR as a modem control line.

 .TP
 .B defaultroute
 Add a default route to the system routing tables, using the peer as
 .TP
 .B defaultroute
 Add a default route to the system routing tables, using the peer as


@@ -469,10 +488,14 @@ should only be required if the peer is buggy and gets confused by
 requests from pppd for CCP negotiation.
 .TP
 .B nocrtscts
 requests from pppd for CCP negotiation.
 .TP
 .B nocrtscts

-Disable hardware flow control (i.e. RTS/CTS) on the serial port.  If
-neither the \fIcrtscts\fR nor the \fInocrtscts\fR option is given,
-the hardware flow control setting for the serial port is left
-unchanged.
+Disable hardware flow control (i.e. RTS/CTS) on the serial port.
+If neither the \fIcrtscts\fR nor the \fInocrtscts\fR nor the
+\fIcdtrcts\fR nor the \fInodtrcts\fR option is given, the hardware
+flow control setting for the serial port is left unchanged.
+.TP
+.B nodtrcts
+This option is a synonym for \fInocrtscts\fR. Either of these options will
+disable both forms of hardware flow control.

 .TP
 .B nodefaultroute
 Disable the \fIdefaultroute\fR option.  The system administrator who
 .TP
 .B nodefaultroute
 Disable the \fIdefaultroute\fR option.  The system administrator who


@@ -985,7 +1008,7 @@ authenticates itself.
 .B SPEED
 The baud rate of the tty device.
 .TP
 .B SPEED
 The baud rate of the tty device.
 .TP

-.B UID
+.B ORIG_UID

 The real user-id of the user who invoked pppd.
 .P
 Pppd invokes the following scripts, if they exist.  It is not an error
 The real user-id of the user who invoked pppd.
 .P
 Pppd invokes the following scripts, if they exist.  It is not an error