HP Cisco MDS 9020 Cisco Nexus 5000 Series Command Reference Release 4.0(1a)N2( - Page 166

instance vlan Chapter 2 Ethernet Commands Send comments to [email protected] instance vlan To map a VLAN or a set of VLANs to a Multiple Spanning Tree instance (MSTI), use the instance vlan command. To delete the instance and return the VLANs to the default instance (common and internal spanning tree [CIST]), use the no form of this command. instance instance-id vlan vlan-id no instance instance-id [vlan vlan-id] Syntax Description instance-id vlan vlan-id Instances to which the specified VLANs are mapped; the range of valid values is from 0 to 4094. Number of the VLANs that you are mapping to the specified MSTI; the range of valid values is from 1 to 4094. Command Default No VLANs are mapped to any MST instance (all VLANs are mapped to the CIST instance). Command Modes MST configuration mode Command History Release 4.0(0)N1(1a) Modification This command was introduced. Usage Guidelines The VLAN identifier is entered as a single value or a range. The mapping is incremental, not absolute. When you enter a range of VLANs, this range is added to or removed from the existing instances. Any unmapped VLAN is mapped to the CIST instance. Caution When you change the VLAN-to-MSTI mapping, the system restarts MST. Examples This example shows how to map a range of VLANs to MSTI 4: switch(config)# spanning-tree mst configuration switch(config-mst)# instance 4 vlan 100-200 2-18 Cisco Nexus 5000 Series Command Reference OL-16599-01