describe the relevant sysctls, and what exactly -F does;

ok todd@

1 files changed, 17 insertions, 6 deletions

diff --git a/usr.sbin/rtsold/rtsold.8 b/usr.sbin/rtsold/rtsold.8
index 7ed8d1bbca6..60bc55c4146 100644
--- a/usr.sbin/rtsold/rtsold.8
+++ b/usr.sbin/rtsold/rtsold.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: rtsold.8,v 1.22 2005/10/26 11:20:57 jmc Exp $
+.\"	$OpenBSD: rtsold.8,v 1.23 2005/10/27 17:00:15 jmc Exp $
 .\"	$KAME: rtsold.8,v 1.17 2001/07/09 22:30:37 itojun Exp $
 .\"
 .\" Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -48,7 +48,7 @@
 .Op Fl DdF
 .Ar interface ...
 .Nm rtsol
-.Op Fl Dd
+.Op Fl DdF
 .Fl a
 .\"
 .Sh DESCRIPTION
@@ -65,6 +65,16 @@ and to get non link-local addresses.
 should be used on IPv6 hosts
 .Pq non-router nodes
 only.
+The
+.Va net.inet6.ip6.forwarding
+.Xr sysctl 8
+should be set to zero and the
+.Va net.inet6.ip6.accept_rtadv
+.Xr sysctl 8
+should be set to a non-zero value
+(see also the
+.Fl F
+option below).
 .Pp
 If you invoke the program as
 .Nm rtsol ,
@@ -116,13 +126,13 @@ This feature is provided
 for such stations so that they can find new routers as soon as possible
 when they attach to another link.
 .El
-.Lp
+.Pp
 Once
 .Nm
 has sent a Router Solicitation, and has received a valid Router Advertisement,
 it refrains from sending additional solicitations on that interface, until
 the next time one of the above events occurs.
-.Lp
+.Pp
 When sending a Router Solicitation on an interface,
 .Nm
 includes a Source Link-layer address option if the interface
@@ -162,8 +172,9 @@ Enable debugging.
 .It Fl F
 Automatically set the
 .Xr sysctl 8
-variable related to
-.Nm .
+variables relating to
+.Nm
+(see above).
 Without this option,
 .Nm
 will obey the current