300-320 Question #557: Real Exam Question with Answer & Explanation

The correct answer is A: Prune unused VLANs to switches.. Access Layer Tuning The following are the recommendations for optimal access layer convergence: • Limit VLANs to a single closet whenever possible. • If STP is required, use Rapid PVST+. • Set trunks to on/on with no negotiate, prune unused VLANs, and use VTP transparent mode. •

Question

An engineer is seeking to improve access layer convergence. Which two actions accomplish this goal? (Choose two.)

Options

APrune unused VLANs to switches.
BImplement MST.
CPropagate all VLANs to switches
DConfigure storm control.
EUtilize Rapid PVST+

Explanation

Access Layer Tuning The following are the recommendations for optimal access layer convergence: • Limit VLANs to a single closet whenever possible. • If STP is required, use Rapid PVST+. • Set trunks to on/on with no negotiate, prune unused VLANs, and use VTP transparent mode. • Match PAgP settings between CatOS and Cisco IOS software. • Consider EIGRP/Routing in the access layer. g.html#wp1107578

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