pppd: Document ipcp-no-address, ipcp-no-addresses and nosendip options (#231)

Signed-off-by: Pali Rohár <pali@kernel.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/pppd/pppd.8 b/pppd/pppd.8
index 36156d6..f5597f6 100644
--- a/pppd/pppd.8
+++ b/pppd/pppd.8
@@ -493,6 +493,18 @@ to send configure-Rejects instead to \fIn\fR (default 10).
 Set the maximum number of IPCP terminate-request transmissions to
 \fIn\fR (default 3).
 .TP
+.B ipcp\-no\-address
+Disable negotiation of addresses via IP-Address IPCP option.
+.TP
+.B ipcp\-no\-addresses
+Disable negotiation of addresses via old-style deprecated IP-Addresses
+IPCP option. pppd by default try to use new-style IP-Address IPCP option.
+If new-style is not supported by peer or is disabled by \fBipcp\-no\-address\fR
+option then pppd fallbacks to old-style deprecated IP-Addresses IPCP option.
+When both new-style and old-style are disabled by both \fBipcp\-no\-address\fR
+and \fBipcp\-no\-addresses\fR options then negotiation of IP addresses
+is completely disabled.
+.TP
 .B ipcp\-restart \fIn
 Set the IPCP restart interval (retransmission timeout) to \fIn\fR
 seconds (default 3).
@@ -924,6 +936,9 @@ situation, the ppp interface can be used for routing by creating
 device routes, but the peer itself cannot be addressed directly for IP
 traffic.
 .TP
+.B nosendip
+Don't send our local IP address to peer during IP address negotiation.
+.TP
 .B notty
 Normally, pppd requires a terminal device.  With this option, pppd
 will allocate itself a pseudo-tty master/slave pair and use the slave