D-Link DES-3250TG Reference Manual page 135

DES-3250TG Layer 2 Fast Ethernet Switch User's Guide
config mirror port
Used to configure a mirror port − source
Purpose
port pair on the switch.
Syntax config mirror port <port> add source
ports <portlist> [rx/tx/both]
Description This command allows a range of ports to
have all of their traffic also sent to a
designated port − where a network sniffer
or other device can monitor the network
traffic. In addition, you can specify that
only traffic received by or sent by or both is
mirrored to the Target port.
<port> − This specifies the Target port (the
Parameters
port where mirrored packets will be sent).
<portlist> − Specifies a range of ports to be
configured. The port list is specified by
listing the beginning port number and the
highest port number of the range. The
beginning and end of the port list range are
separated by a dash. For example, 3 would
specify port 3. 4 specifies port 4. 3-4
specifies all of the ports between port 3 and
port 4 − in numerical order.
rx − Allows the mirroring of only packets
received (flowing into) the port or ports in
the port list.
tx − Allows the mirroring of only packets
sent (flowing out of) the port or ports in the
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