HP Cisco Nexus 5000 Cisco Nexus 5000 Series Switch CLI Software Configuration - Page 172

Configuring MST Chapter 9 Configuring MST Send feedback to [email protected] To enter MST configuration mode, perform this task (note the difference between exit and abort): Step 1 Step 2 Command switch# configure terminal switch(config)# spanning-tree mst configuration Step 3 switch(config-mst)# exit switch(config-mst)# abort Purpose Enters configuration mode. Enters MST configuration submode on the system. You must be in the MST configuration submode to assign the MST configuration parameters, as follows: • MST name • Instance-to-VLAN mapping • MST revision number • Synchronize primary and secondary VLANs in private VLANs Commits all the changes and exits MST configuration submode. Exits the MST configuration submode without committing any of the changes. This example shows how to enter MST configuration submode on the switch: switch# configure terminal switch(config)# spanning-tree mst configuration This example shows how to commit the changes and leave MST configuration submode on the switch: sswitch(config-mst)# exit This example shows how to leave MST-submode configuration on the switch without committing the changes: sswitch(config-mst)# abort To disable MST configuration mode, perform this task: Command switch(config-mst)# no spanning-tree mst configuration Purpose Returns the MST region configuration to the following default values: • The region name is an empty string. • No VLANs are mapped to any MST instance (all VLANs are mapped to the CIST instance). • The revision number is 0. Specifying the MST Name You configure a region name on the bridge. For two or more bridges to be in the same MST region, they must have the identical MST name, VLAN-to-instance mapping, and MST revision number. 9-12 Cisco Nexus 5000 Series Switch CLI Software Configuration Guide OL-16597-01