NG_ECHO(4FREEBSD) - Linux manual page online | Special files
Netgraph echo node type.
Chapter
January 19, 1999
NG_ECHO(4) BSD Kernel Interfaces Manual NG_ECHO(4)
@FreeBSD.org>
NAME
ng_echo — netgraph echo node typeSYNOPSIS
#include <netgraph/ng_echo.h>DESCRIPTION
The echo node type reflects all data and control messages back to the sender. This node type is used for testing and debugging.HOOKS
A echo 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. Any other control messages are reflected back to the sender.SHUTDOWN
This node shuts down upon receipt of a NGM_SHUTDOWN control message, or when all hooks have been disconnected.SEE ALSO
netgraph(4), ng_hole(4), ngctl(8)HISTORY
The ng_echo node type was implemented in FreeBSD 4.0.AUTHORS
Julian Elischer <@FreeBSD.org>| This manual | Reference | Other manuals |
|---|---|---|
| ng_echo(4freebsd) | referred by | netgraph(4freebsd) | ng_ether_echo(4freebsd) | ng_hole(4freebsd) | ng_source(4freebsd) |
| refer to | netgraph(4freebsd) | ng_hole(4freebsd) |