Stp Cost - 3Com 5500G-EI Command Reference Manual

[SW5500]stp bpdu-protection

stp cost

Syntax
stp cost
undo stp cost
View
Ethernet Port View
Parameter
cost
Description
Use the
current Ethernet port.
Use the
By default, the bridge gets the path cost directly through the speed of the link
connected to the port.
The path cost of an Ethernet port is related to the link speed. You can refer to the
following table. RSTP will check the link speed of the port and get the path cost
directly. It is recommended to set the cost to the default value and let RSTP query
the path cost of the port.
Table 51 Path cost for ports at different link speeds
Link Speed
10Mbps
100Mbps
1Gbps
10Gbps
Example
To configure the path cost of GigabitEthernet1/0/1 to 200, enter the following:
<SW5500>system-view
System View: return to User View with Ctrl+Z.
[SW5500]interface GigabitEthernet1/0/1
[SW5500-GigabitEthernet1/0/1]stp cost 200
stp edged-port Syntax
stp edged-port { enable | disable }
undo stp edged-port
View
Ethernet Port View
cost
Specifies the path cost, ranging from 1 to 2000000.
:
command to configure the path cost on a spanning tree for the
stp cost
command to restore the default cost.
undo stp cost
Recommended
Value
2000
200
20
2
RSTP Configuration Commands
Recommended
Range Switch Range
200 to 20000 1 to 2000000
20 to 2000 1 to 2000000
2 to 200 1 to 2000000
2to 20 1 to 2000000
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