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Document the monitor mode and explain how it can be used.

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thompsa 2006-03-03 09:32:25 +00:00
parent 9bd7f368e0
commit 9665ebce69
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8
share/man/man4/if_bridge.4
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@ -149,6 +149,14 @@ all additional members are required to have exactly the same value.
.Pp
The TXCSUM capability is disabled for any interface added to the bridge, this
is restored when the interface is removed again.
.Pp
The bridge supports monitor mode where the packets are discarded after
.Xr bpf 4
processing, the bridge will not process or forward the packets further.
This can be used to multiplex the input of two or more interfaces into a single
bpf stream.
This is useful for reconstructing the traffic for network taps
that transmit the RX/TX signals out through two separate interfaces.
.Sh EXAMPLES
The following when placed in the file
.Pa /etc/rc.conf