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Cisco Catalyst Blade Switch 3120 for HP Command Reference
OL-12248-03
Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands
spanning-tree mst configuration
spanning-tree mst configuration
Use the
spanning-tree mst configuration
global configuration command on the switch stack or on a
standalone switch to enter multiple spanning-tree (MST) configuration mode through which you
configure the MST region. Use the
no
form of this command to return to the default settings.
spanning-tree mst configuration
no spanning-tree mst configuration
Syntax Description
This command has no arguments or keywords.
Defaults
The default mapping is that all VLANs are mapped to the common and internal spanning-tree (CIST)
instance (instance 0).
The default name is an empty string.
The revision number is 0.
Command Modes
Global configuration
Command History
Usage Guidelines
The
spanning-tree mst configuration
command enables the MST configuration mode. These
configuration commands are available:
•
abort
: exits the MST region configuration mode without applying configuration changes.
•
exit
: exits the MST region configuration mode and applies all configuration changes.
•
instance
instance-id
vlan
vlan-range
: maps VLANs to an MST instance. The range for the
instance-id
is 1 to 4094. The range for
vlan-range
is 1 to 4094. You can specify a single VLAN
identified by VLAN ID number, a range of VLANs separated by a hyphen, or a series of VLANs
separated by a comma.
•
name
name
: sets the configuration name. The
name
string has a maximum length of 32 characters
and is case sensitive.
•
no
: negates the
instance
,
name
, and
revision
commands or sets them to their defaults.
•
private-vlan
: Though visible in the command-line help strings, this command is not supported.
•
revision
version
: sets the configuration revision number. The range is 0 to 65535.
•
show
[
current
|
pending
]: displays the current or pending MST region configuration.
In MST mode, the switch or switch stack supports up to 65 MST instances. The number of VLANs that
can be mapped to a particular MST instance is unlimited.
Release
Modification
12.2(40)EX1
This command was introduced.