Identify the concepts, benefits, operation, or functionality of Spanning Tree Protocol and its variants
STP, RSTP, MSTP and VSTP concepts
Port roles and states
BPDUs
Convergence and reconvergence
Spanning-tree security
Demonstrate knowledge of how to configure, monitor or troubleshoot STP and its variants
Spanning-tree protocols: STP, RSTP, MSTP, VSTP
BPDU, loop, and root protection