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Document net.link.bridge.allow_llz_overlap.

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This commit is contained in:
Hiroki Sato 2013-07-31 16:26:41 +00:00
parent d439f5d933
commit ca86c84dbf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=253843
1 changed files with 9 additions and 9 deletions
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18
share/man/man4/bridge.4
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@ -35,7 +35,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd July 3, 2013
.Dd July 27, 2013
.Dt IF_BRIDGE 4
.Os
.Sh NAME
@ -185,7 +185,7 @@ and applications use both of them.
.Pp
To prevent this situation,
.Nm
checks whether an link-local scoped IPv6 address is configured on
checks whether a link-local scoped IPv6 address is configured on
a member interface to be added and the
.Nm
interface.
@ -194,13 +194,13 @@ When the
interface has IPv6 addresses,
IPv6 addresses on the member interface will be automatically removed
before the interface is added.
When both
.Nm
interface and the existing member interfaces do not have one,
adding an interface with IPv6 addresses as a new member interface is allowed.
These means only one interface in the link-local scope zone where the
.Nm
interface forms can have link-local scoped IPv6 addresses.
.Pp
This behavior can be disabled by setting
.Xr sysctl 8
variable
.Va net.link.bridge.allow_llz_overlap
to
.Li 1 .
.Pp
Note that
.Li ACCEPT_RTADV