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NG_ECHO(4) Kernel Interfaces Manual NG_ECHO(4) NAME ng_echo -- netgraph echo node type SYNOPSIS #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 <julian@FreeBSD.org> FreeBSD 14.3 January 19, 1999 NG_ECHO(4)
NAME | SYNOPSIS | DESCRIPTION | HOOKS | CONTROL MESSAGES | SHUTDOWN | SEE ALSO | HISTORY | AUTHORS
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