— UI netgraph node type
node type has two hooks,
Packets received on
must have 0x03
(indicating unnumbered information) as their first byte; if not the packet is
dropped. This byte is then stripped and the remainder of the packet sent out
Conversely, packets received on
will have a
0x03 byte prepended to them before being forwarded out on the
This node type supports the following hooks:
- Downstream connection. Packets on this side of the node
have a 0x03 as their first byte.
- Upstream connection. Packets on this side of the node have
the initial 0x03 byte stripped off.
This node type supports only the generic control messages.
This node shuts down upon receipt of a
control message, or when both hooks have been disconnected.
node type was implemented in