ng_split(4)

NAME

ng_split - netgraph node to separate incoming and outgoing

flows

SYNOPSIS

#include <netgraph/ng_split.h>

DESCRIPTION

The split node type is used to split a bidirectional stream

of packets
into two separate unidirectional streams of packets.

HOOKS

This node type supports the following three hooks:

in Packets received on in are forwarded to mixed.

out Packets received on out will be discarded as ille

gal.

mixed Packets received on mixed are forwarded to out.

CONTROL MESSAGES

This node type supports only the generic control messages.

SHUTDOWN

This node shuts down upon receipt of a NGM_SHUTDOWN control

message, or
when all hooks have been disconnected.

SEE ALSO

netgraph(4), ngctl(8)

HISTORY

The ng_split node type was implemented in FreeBSD 3.5 but

incorporated
into FreeBSD in FreeBSD 5.0.

AUTHORS

Julian Elischer <julian@FreeBSD.org>
Vitaly V. Belekhov <vitaly@riss-telecom.ru>

BSD February 19, 2001

BSD