
Multiple Instance
Configuring MSTP
3.Configure MST instances.•Configure one instance for each VLAN group that you want to operate as an active topology within the region to which the switch belongs. When you create the instance, you must include a minimum of one VID. You can add more VIDs later if desired.
To move a VLAN from one instance to another, first use no spanning- tree instance < n > vlan < vid > to unmap the VLAN from the current instance, then add the VLAN to the other instance. (While the VLAN is unmapped from an MSTI, it is associated with the region’s IST instance.)
4.Configure the priority for each instance.
ProCurve recommends that you apply changes on a
Alternatively, leaving this setting at the default (auto) allows the switch to calculate the
For an example of a complete MSTP network configuration:
•Go to the ProCurve Web site at www.procurve.com/support.
•Click on Configuration examples.•Click on ProCurve Switch 8212zl (the 6120 switches work like the 8212zl in this regard).
•Under STP Example, click on ProCurve & Cisco Spanning Tree Interoper- ability.