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Configuring path costs of ports – H3C Technologies H3C WX3000E Series Wireless Switches User Manual

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65

Link speed

Port type

Path cost
IEEE

802.1d-1998

IEEE 802.1t

Private standard

100 Mbps

Single Port

19

200,000 200

Aggregate interface
containing 2 Selected ports

100,000 180

Aggregate interface
containing 3 Selected ports

66,666 160

Aggregate interface
containing 4 Selected ports

50,000 140

1000 Mbps

Single Port

4

20,000 20

Aggregate interface
containing 2 Selected ports

10,000 18

Aggregate interface
containing 3 Selected ports

6666 16

Aggregate interface
containing 4 Selected ports

5000 14

10 Gbps

Single Port

2

2000 2

Aggregate interface
containing 2 Selected ports

1000 1

Aggregate interface
containing 3 Selected ports

666 1

Aggregate interface
containing 4 Selected ports

500 1

Configuring path costs of ports

Follow these steps to configure the path cost of ports:

To do...

Use the command...

Remarks

Enter system view

system-view

Enter interface view

Enter Ethernet interface view or Layer 2
aggregate interface view
interface interface-type interface-number
Enter port group view
port-group manual port-group-name

Required
Use either command.

Configure the path cost of
the ports

stp [ instance instance-id ] cost cost

Required
By default, the system
automatically calculates the path

cost of each port.

NOTE:

When the path cost of a port changes, the system re-calculates the role of the port and initiates a state
transition.