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What does the mac packet-classify command do when applied to an interface configuration?
A. It enables MAC ACLs to be applied to only IP packets that enter the interface.
B. It enables MAC ACLs to be applied to only non-IP packets that enter the interface.
C. It enables MAC ACLs to be applied to all packets that enter the interface.
D. It enables MAC ACLs to be used for QoS settings.
Correct Answer: C
Explanation/Reference:
Explanation:
To enable VLAN-based quality of service (QoS) filtering in the MAC access control lists (ACLs), use the mac packet-classify use vlan command in global configuration mode. To return to the default settings, use the no form of this command.
mac packet-classify use vlan
no mac packet-classify use vlan
Reference: http://www.cisco.com/c/en/us/td/docs/ios/qos/command/reference/qos_book/qos_m1.pdf (page 3)