a tidied version of mlarkin/phessler diffs to document options which don;t make

sense on "join" lines;

1 files changed, 11 insertions, 2 deletions

diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index 9eaa85c22fa..11a67e4f33e 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: ifconfig.8,v 1.336 2019/05/12 18:12:37 stsp Exp $
+.\"	$OpenBSD: ifconfig.8,v 1.337 2019/05/31 16:13:55 jmc Exp $
 .\"	$NetBSD: ifconfig.8,v 1.11 1996/01/04 21:27:29 pk Exp $
 .\"     $FreeBSD: ifconfig.8,v 1.16 1998/02/01 07:03:29 steve Exp $
 .\"
@@ -31,7 +31,7 @@
 .\"
 .\"     @(#)ifconfig.8	8.4 (Berkeley) 6/1/94
 .\"
-.Dd $Mdocdate: May 12 2019 $
+.Dd $Mdocdate: May 31 2019 $
 .Dt IFCONFIG 8
 .Os
 .Sh NAME
@@ -945,6 +945,15 @@ to the list of auto-join networks.
 Information about such networks is retained,
 such that configured interfaces can automatically switch to such networks
 as necessary.
+Note that
+.Cm join
+does not represent a complete "wireless profile" as only the
+.Cm wpakey , nwkey ,
+and
+.Cm nwid
+parameters are retained.
+IEEE802.11 mode (11a/11b/11g/11n) and channel parameters are not retained,
+so should not be included.
 .Pp
 The
 .Ar id