Configure The Path Cost Of A Port; Configure The Priority Of A Port - Huawei Quidway S3000-EI Series Operation Manual

Operation Manual - STP
Quidway S3000-EI Series Ethernet Switches
Table 1-15

Configure the Path Cost of a port

Restore the default path cost of a port.
You can configure the path cost of a port with either of the above-mentioned measures.
For more about the commands, refer to t
Upon the change of path cost of a port, MSTP will recalculate the port role and transit
the state. When instance-id takes 0, it indicates to set the path cost on the CIST.
By default, MSTP is responsible for calculating the port path cost.
1.2.11 Co nfigure the Priority of a
For spanning tree calculation, the port priority is an importance factor to determine if a
port can be elected as the roo
highest priority will be elected as the root port. On the MSTP switch, a port can have
different priorities in different STIs and plays different
from different VLANs can run over different physical links, thereby implementing the
VLAN-based load-balancing.
You can configu
I. C onfigure in system view
Perform the following configuration in system
Table 1-16 Configure the port priority
Configure the port priority.
Restore the default port priority.
II. Configure in Ethernet port view
P erform the following configuration in Eth
T able 1-17 Configure the port priority
Configure the port priority.
Restore the default port priority.
Configure the Path Cost of a port
Operation
Port
t port. With other things being equal, the port with the
re the port pr iority in the following ways.
Operation
Operation
Huawei Technologies Proprietary
Chapter 1 MSTP Region-configuration
stp [ instance instance-id ] cost cost
undo stp [ instance instance-id ] cost
he Command Manual.
roles respectively. Thus the traffic
view.
stp interface interface-list [ instance
instance-id ] port priority priority
undo stp
[ instance instance-id ] port priority
ern et port view.
Command
stp [ instance instance-id ] port priority priority
undo stp [ instance instance-id ] port priority
1-21
Command
Command
interface interface-list