44
•
Path Cost:
the cost of this port. The smaller this value, the higher
cost this port has. 4 for Gigabit Ethernet and 10 for Fast Ethernet
and FDDI
•
Root Cost:
The cost to the root.
Figure 5-8-1 The STP lower page
Note: when you enable the spanning tree protocol, because all ports
in the switch will listen and learn, you may lose communication to
the switch you are managing. Wait about 2 times forward delay
(2*15 seconds), you get the communication again.