TRENDnet TE100 S810Fi - Manual (Page 72)

Paramet
er
Description
Port
Priority
You can make it more or less likely to become the root port, the rage is
0-255,default setting is 128
the lowest number has the highest priority. If you change the value,
you must reboot the switch.
Path
Cost
Specifies the path cost of the port that switch uses to determine which
port are the forwarding ports
the lowest number is forwarding ports, the rage is 1-65535 and
default value base on IEEE802.1D
10Mb/s = 50-600 100Mb/s = 10-60
If you change the value, you must reboot the switch.
5-4-9. Port Mirror
The Port Mirror is a method for monitor traffic in switched networks. Traffic
through ports can be monitored by one specific port. That is, traffic goes in
or out monitored ports will be duplicated into mirror port.