Description change proposal for the no_prefer_iface flag

Jeremie Le Hen jlh at FreeBSD.org
Thu Jul 10 22:08:32 UTC 2014


Hi Hajimu-san, net@,

I plan to commit the following change to the no_prefer_iface flag
description in the ifconfig(8) manpage.  I find it easier to understand
and more explicit than the current one.

Comments?


Index: sbin/ifconfig/ifconfig.8
===================================================================
--- sbin/ifconfig/ifconfig.8    (revision 268508)
+++ sbin/ifconfig/ifconfig.8    (working copy)
@@ -679,9 +679,11 @@
 Clear a flag
 .Cm nud .
 .It Cm no_prefer_iface
-Set a flag to not prefer address on the interface as candidates of the
-source address for outgoing packets, even when the interface is
-outgoing interface.
+Set a flag to not honor rule 5 of source address selection in RFC 3484.         
+In practice this means the address on the outgoing interface which will
+be used will not be preferred, effectively yielding the decision to the
+address selection policy table, configurable with
+.Xr ip6addrctl 8 .
 .It Cm -no_prefer_iface
 Clear a flag
 .Cm no_prefer_iface .

-- 
Jeremie Le Hen

Scientists say the world is made up of Protons, Neutrons and Electrons.
They forgot to mention Morons.


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