Nit: use _exit when exec fails and restrict values to 0-255 per POSIX.

[ppp.git] / pppd / pppd.8

diff --git a/pppd/pppd.8 b/pppd/pppd.8
index 8ea82008835cc77dc1e02115be3f7a02c571b604..7ad24c51f3a42678697ec8a66723bd6a29e49e92 100644 (file)
--- a/pppd/pppd.8
+++ b/pppd/pppd.8
@@ -193,6 +193,9 @@ will not accept a different value from the peer in the IPCP
 negotiation, unless the \fIipcp\-accept\-local\fR and/or
 \fIipcp\-accept\-remote\fR options are given, respectively.
 .TP
+.B +ipv6
+Enable the IPv6CP and IPv6 protocols.
+.TP
 .B ipv6 \fI<local_interface_identifier>\fR,\fI<remote_interface_identifier>
 Set the local and/or remote 64-bit interface identifier. Either one may be
 omitted. The identifier must be specified in standard ascii notation of
@@ -449,6 +452,11 @@ scripts.  If this
 option is given, the \fIstring\fR supplied is given as the 6th
 parameter to those scripts.
 .TP
+.B ipv6cp\-accept\-local
+With this option, pppd will accept the peer's idea of our local IPv6
+interface identifier, even if the local IPv6 interface identifier
+was specified in an option.
+.TP
 .B ipv6cp\-max\-configure \fIn
 Set the maximum number of IPv6CP configure-request transmissions to
 \fIn\fR (default 10).
@@ -1010,6 +1018,13 @@ Authentication Protocol] authentication.
 Require the peer to authenticate itself using PAP [Password
 Authentication Protocol] authentication.
 .TP
+.B set \fIname\fR=\fIvalue
+Set an environment variable for scripts that are invoked by pppd.
+When set by a privileged source, the variable specified by \fIname\fR
+cannot be changed by options contained in an unprivileged source.  See
+also the \fIunset\fR option and the environment described in
+\fISCRIPTS\fR.
+.TP
 .B show\-password
 When logging the contents of PAP packets, this option causes pppd to
 show the password string in the log message.
@@ -1050,6 +1065,13 @@ under Linux and FreeBSD 2.2.8 and later.
 Sets the ppp unit number (for a ppp0 or ppp1 etc interface name) for outbound
 connections.
 .TP
+.B unset \fIname
+Remove a variable from the environment variable for scripts that are
+invoked by pppd.  When specified by a privileged source, the variable
+\fIname\fR cannot be set by options contained in an unprivileged
+source.  See also the \fIset\fR option and the environment described
+in \fISCRIPTS\fR.
+.TP
 .B updetach
 With this option, pppd will detach from its controlling terminal once
 it has successfully established the ppp connection (to the point where