A network engineer is designing a Layer 2 loop-prevention solution for an enterprise access network and needs to understand how switches determine which ports actively forward traffic. Which spanning tree concept describes the assignment used to control whether a port forwards or blocks traffic to prevent loops?
Explanation
STP and Rapid Spanning Tree Protocol (RSTP) concepts Port roles and states Bridge Protocol Data Units (BPDUs) Convergence and reconvergence
An enterprise wants to protect its Layer 2 access ports against attacks that exploit the address resolution and DHCP processes. Which set of port security features should the engineer evaluate to address these specific threats?
Explanation
Port security, including MAC limiting, DHCP snooping, Dynamic ARP inspection (DAI) or IP source guard
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