Interswitch connectivity and 802.1Q trunking configuration and verification

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Explain the purpose of interswitch connectivity and why trunk links are required to carry traffic for multiple VLANs between switches.
Configure an 802.1Q trunk on a switch interface using the correct Cisco IOS switchport commands.
Configure and interpret trunk parameters including encapsulated VLAN tagging behavior, native VLAN, and allowed VLAN lists.

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Identify the effects of trunk mismatches, including native VLAN mismatches and VLANs not permitted across a trunk.

Evaluate whether a given link should operate as an access link or an 802.1Q trunk based on topology and traffic requirements.

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