Explain what the example is doing.

Prompted by, tweak & OK jmc

diff --git a/usr.sbin/rad/rad.conf.5 b/usr.sbin/rad/rad.conf.5
index 8709e46..d1a8ae5 100644 (file)
--- a/usr.sbin/rad/rad.conf.5
+++ b/usr.sbin/rad/rad.conf.5
@@ -1,4 +1,4 @@
-.\"    $OpenBSD: rad.conf.5,v 1.2 2018/07/13 05:25:29 jmc Exp $
+.\"    $OpenBSD: rad.conf.5,v 1.3 2018/07/13 08:08:11 florian Exp $
 .\"
 .\" Copyright (c) 2018 Florian Obser <florian@openbsd.org>
 .\" Copyright (c) 2005 Esben Norby <norby@openbsd.org>
@@ -132,6 +132,9 @@ The default is 2592000.
 configuration file
 .El
 .Sh EXAMPLES
+With the following example configuration
+.Nm
+will pick a prefix from the ix1 interface and send router advertisements on it:
 .Bd -literal -offset indent
 interface ix1
 .Ed