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Document NGM_ETHER_DETACH functionality.

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This commit is contained in:
Gleb Smirnoff 2005-02-14 17:43:42 +00:00
parent 78e3eed071
commit 99af251656
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=141919
1 changed files with 6 additions and 5 deletions
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11
share/man/man4/ng_ether.4
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@ -34,7 +34,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd February 12, 2005
.Dd February 14, 2005
.Dt NG_ETHER 4
.Os
.Sh NAME
@ -55,9 +55,6 @@ module is loaded into the kernel, a node is automatically created
for each Ethernet interface in the system.
Each node will attempt to name itself with the same name
as the associated interface.
All
.Nm ether
nodes are persistent for as long as the interface itself exists.
.Pp
Three hooks are supported:
.Va lower , upper ,
@ -179,14 +176,18 @@ This control message is equivalent to using the
.Dv SIOCDELMULTI
.Xr ioctl 2
system call.
.It Dv NGM_ETHER_DETACH Pq Li detach
Detach from underlying Ethernet interface and shutdown node.
.El
.Sh SHUTDOWN
This node is persistent for as long as the corresponding interface exists.
Upon receipt of the
.Dv NGM_SHUTDOWN
control message, all hooks are disconnected, promiscuous mode is disabled,
and the source address override flag is re-enabled,
but the node is not removed.
Node can be shut down only using
.Dv NGM_ETHER_DETACH
control message.
If the interface itself is detached (e.g., because of PC Card removal), the
node disappears as well.
.Sh EXAMPLES