Specifies to restrict the role of a port.
<interface xmlns="urn:brocade.com:mgmt:brocade-interface"> <ethernet> <name>2/1</name> <spanning-tree xmlns="urn:brocade.com:mgmt:brocade-xstp"> <instance> <id>5</id> <restricted-role></restricted-role> </instance> </spanning-tree> </ethernet> </interface>