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From: Mark Johnston <markj@FreeBSD.org>
Date: Thu, 23 May 2013 19:50:36 +0000 (UTC)
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Subject: svn commit: r250941 - head/usr.sbin/ndp
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Author: markj
Date: Thu May 23 19:50:36 2013
New Revision: 250941
URL: http://svnweb.freebsd.org/changeset/base/250941

Log:
  Include descriptions of the flags and fields printed when dumping the
  IPv6 prefix list.
  
  Reviewed by:	hrs
  MFC after:	1 week

Modified:
  head/usr.sbin/ndp/ndp.8

Modified: head/usr.sbin/ndp/ndp.8
==============================================================================
--- head/usr.sbin/ndp/ndp.8	Thu May 23 19:47:37 2013	(r250940)
+++ head/usr.sbin/ndp/ndp.8	Thu May 23 19:50:36 2013	(r250941)
@@ -222,6 +222,36 @@ Specify the Cur Hop Limit on the interfa
 Do not try to resolve numeric addresses to hostnames.
 .It Fl p
 Show prefix list.
+The following information will be printed:
+.Bl -tag -width indent
+.It Cm if
+The network interface associated with this prefix.
+.It Cm flags
+The status of the prefix, expressed by a combination of the following
+letters:
+.Pp
+.Bl -tag -width indent -compact
+.It Cm A
+This prefix can be used for stateless address autoconfiguration.
+.It Cm L, Cm O
+This prefix can be used for on-link determination; that is, it can be
+used to determine whether a given destination address is on-link.
+.It Cm D
+There are no reachable routers advertising this prefix.
+.El
+.It Cm vltime
+Valid lifetime; the length of time for which the prefix and a stateless
+autoconfigured address generated from this prefix can be used for the
+source or destination address of a packet.
+.It Cm pltime
+Preferred lifetime; the length of time for which the prefix and a stateless
+autoconfigured address generated from this prefix can be used by upper-layer
+protocols unrestrictedly.
+.It Cm expire
+This is the remaining time that the prefix is in the valid state.
+.It Cm ref
+The number of kernel references held for this prefix.
+.El
 .It Fl P
 Flush all the entries in the prefix list.
 .It Fl r