Tuesday, June 19, 2012

Exam Question : CCNP SWITCH - 642-813

What two steps can be taken to help prevent VLAN hopping? (Choose two.)

A.Place unused ports in a common unrouted VLAN.
B.Enable BPDU guard.
C.Implement port security.
D.Prevent automatic trunk configurations.
E.Disable Cisco Discovery Protocol on ports where it is not necessary.

Answer: AD

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