User`s guide

RX (receive) mode: this mode will duplicate the data that send to the
source and forward to the sniffer port.
Both (transmit and receive) mode: this mode will duplicate both the
data transmit from and data that send to the source port, then it will
forward to the sniffer port.
Figure 21.
QoS Setting
There are five selections in QoS setting, Disable QoS, Port Based,
IEEE 802.1p Based, ToS Based and DSCP Based.
Figure 22.
WRR: Sent packets in different ratio according to different priority
level.
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