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Cisco Catalyst 4500 Series Command Reference Guide

Cisco Catalyst 4500 Series
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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
OL-27596 -01
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
instance
instance
To map a VLAN or a set of VLANs to an MST instance, use the instance command. To return the
VLANs to the common instance default, use the no form of this command.
instance instance-id {vlans vlan-range}
no instance instance-id
Syntax Description
Defaults Mapping is disabled.
Command Modes MST configuration mode
Command History
Usage Guidelines The mapping is incremental, not absolute. When you enter a range of VLANs, this range is added or
removed to the existing ones.
Any unmapped VLAN is mapped to the CIST instance.
Examples This example shows how to map a range of VLANs to instance 2:
Switch(config-mst)# instance 2 vlans 1-100
Switch(config-mst)#
This example shows how to map a VLAN to instance 5:
Switch(config-mst)# instance 5 vlans 1100
Switch(config-mst)#
This example shows how to move a range of VLANs from instance 2 to the CIST instance:
Switch(config-mst)# no instance 2 vlans 40-60
Switch(config-mst)#
This example shows how to move all the VLANs mapped to instance 2 back to the CIST instance:
Switch(config-mst)# no instance 2
Switch(config-mst)#
instance-id MST instance to which the specified VLANs are mapped; valid values are
from 0 to 15.
vlans vlan-range Specifies the number of the VLANs to be mapped to the specified instance.
The number is entered as a single value or a range; valid values are from
1 to 4094.
Release Modification
12.1(12c)EW Support for this command was introduced on the Catalyst 4500 series switch.

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Cisco Catalyst 4500 Series Specifications

General IconGeneral
SeriesCatalyst 4500 Series
CategorySwitch
Layer SupportLayer 2, Layer 3
Form FactorModular chassis
StackableNo
Chassis Slots3, 6, 7, 10
Power Supply OptionsAC, DC
RedundancyPower supply, Supervisor engine
Network ManagementCisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
FeaturesSecurity, QoS
Port DensityUp to 384 ports per chassis
Security Features802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine8-E

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