NAME
ng_hole
—
netgraph discard node type
SYNOPSIS
#include
<netgraph/hole/ng_hole.h>
DESCRIPTION
The hole
node type silently discards all
data and control messages it receives. This type is used for testing and
debugging.
HOOKS
A ng_hole
node accepts any request to
connect, regardless of the hook name, as long as the name is unique.
CONTROL MESSAGES
This node type supports only the generic control messages. Other control messages are silently discarded.
SHUTDOWN
This node shuts down upon receipt of a
NGM_SHUTDOWN
control message, or when all hooks have
been disconnected.
SEE ALSO
HISTORY
The ng_hole
node type was implemented in
FreeBSD 4.0.
AUTHORS
Julian Elischer <julian@FreeBSD.org>