Users Guide

● Port-channel with 1-Gigabit Ethernet interfaces — 18000
● Port-channel with 10-Gigabit Ethernet interfaces — 1800
1. Change the port cost of an interface in INTERFACE mode, from 1 to 200000000.
spanning-tree msti number cost 1
2. Change the port priority of an interface in INTERFACE mode, from 0 to 240 in increments of 16, default 128.
spanning-tree msti number priority 32
View MSTi interface configuration
OS10(conf-if-eth1/1/7)# do show spanning-tree msti 0 interface ethernet 1/1/7
ethernet1/1/7 of MSTI 0 is Designated Forwarding
Edge port: No (default)
Link type: point-to-point (auto)
Boundary: Yes, Bpdu-filter: Disable, Bpdu-Guard: Disable, Shutdown-on-Bpdu-Guard-
violation: No
Root-Guard: Disable, Loop-Guard: Disable
Bpdus (MRecords) Sent: 69, Received: 0
Interface Designated
Name PortID Prio Cost Sts Cost Bridge ID PortID
----------------------------------------------------------------------
ethernet1/1/7 0.284 0 1 FWD 0 32768 90b1.1cf4.9b8a 0.284
MST commands
instance
Configures MST instances and one or multiple VLANs mapped to the MST instance.
Syntax
instance instance-number {vlan vlan-range}
Parameters
● instance — Enter a MST instance value, from 0 to 63. For Z9332F-ON platform, enter a MST
instance value from 0 to 61.
● vlan range — Enter a VLAN range value, from 1 to 4093.
Default Not configured
Command Mode MULTIPLE-SPANNING-TREE
Usage
Information
By default, all VLANs map to MST instance zero (0) unless you are using the vlan range command to
map the VLANs to a non-zero instance. The no version of this command removes the instance-related
configuration.
Example
OS10(conf-mst)# instance 1 vlan 2-10
OS10(conf-mst)# instance 2 vlan 11-20
OS10(conf-mst)# instance 3 vlan 21-30
Supported
Releases
10.2.0E or later
name
Assigns a name to the MST region.
Syntax
name region-name
Parameters region-name — Enter a name for an MST region. A maximum of 32 characters.
Default System MAC address
Command Mode MULTIPLE-SPANNING-TREE
632 Layer 2