Huawei Quidway S8500 Series User Manual

Command Manual – STP
Quidway S8500 Series Routing Switches Chapter 1
MSTP Configuration Commands
Huawei Technologies Proprietary
1-19
When MSTP is disabled, the corresponding port stays in forwarding state and does not
take part in any MSTI calculation.
Caution:
If you disable MSTP on a port, a loop may be generated.
Related command: stp mode, stp.
Example
# Enable MSTP on Ethernet 2/1/1 in system view.
<Quidway>system-view
System View: return to User View with Ctrl+Z
[Quidway] stp interface Ethernet 2/1/1 enable
1.1.18 stp interface instance cost
Syntax
stp interface interface-list [ instance instance-id ] cost cost
undo stp interface interface-list [ instance instance-id ] cost
View
System view
Parameter
interface-list: Ethernet port list, containing multiple Ethernet ports and expressed as
interface-list = { interface-type interface-number [ to interface-type
interface-number ] }&<1-10>. For detail descriptions of interface-type and
interface-number parameters, refer to the corresponding descriptions in Port
Command Manual. &<1-10> means that the preceding parameters can be entered up
to 10 times.
instance-id: Specifies the spanning tree instance ID, ranging from 0 to 48. The instance
0 represents CIST.
cost: Port path cost. Its range depends on the selected standard of path cost.
Description
Use the stp interface cost command to configure the path cost of the specified port on
the specified MSTI in system view.

Huawei Quidway S8500 Series Specifications

General

Brand	Huawei
Model	Quidway S8500 Series
Category	Switch
Language	English