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authorbms <bms@FreeBSD.org>2004-06-14 16:04:59 +0000
committerbms <bms@FreeBSD.org>2004-06-14 16:04:59 +0000
commitc8b9db3b58e43c13098ec0aa6688694fdfa8c478 (patch)
treea8202323f126eb5450fa60fb05821daee6d1697e /sbin/ifconfig
parentb0a3ecd81ce797e60db2acb8820b147356acca9a (diff)
downloadFreeBSD-src-c8b9db3b58e43c13098ec0aa6688694fdfa8c478.zip
FreeBSD-src-c8b9db3b58e43c13098ec0aa6688694fdfa8c478.tar.gz
Wordsmith the BUGS section re: IPv6 link-local addresses.
PR: docs/66541 Submitted by: Michel Lavondes (with some cleanups/additions)
Diffstat (limited to 'sbin/ifconfig')
-rw-r--r--sbin/ifconfig/ifconfig.820
1 files changed, 13 insertions, 7 deletions
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index 68f1026..49931c7 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -28,7 +28,7 @@
.\" From: @(#)ifconfig.8 8.3 (Berkeley) 1/5/94
.\" $FreeBSD$
.\"
-.Dd April 11, 2004
+.Dd June 14, 2004
.Dt IFCONFIG 8
.Os
.Sh NAME
@@ -824,12 +824,18 @@ Messages indicating the specified interface does not exist, the
requested address is unknown, or the user is not privileged and
tried to alter an interface's configuration.
.Sh BUGS
-IPv6 link-local addresses are required for several basic communication
-between IPv6 node.
-If they are deleted by
-.Nm
-manually, the kernel might show very strange behavior.
-So, such manual deletions are strongly discouraged.
+Basic IPv6 node operation requires a link-local address on each
+interface configured for IPv6.
+Normally, such an address is automatically configured by the
+kernel on each interface added to the system; this behaviour may
+be disabled by setting the sysctl MIB variable
+.Em net.inet6.ip6.auto_linklocal
+to 0.
+.Pp
+If you delete such an address using
+.Nm ,
+the kernel may act very oddly.
+Do this at your own risk.
.Sh SEE ALSO
.Xr netstat 1 ,
.Xr netintro 4 ,
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