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1.
A network engineer must improve bandwidth and resource utilization on the switches by stopping the inefficient flooding of frames on trunk ports where the frames are not needed. Which Cisco IOS feature can be used to achieve this task?
2.
Which action allows a network engineer to limit a default VLAN from being propagated across all trunks?
3.
What is required for a LAN switch to support 802.1q Q-in-Q encapsulation?
4.
A network engineer configured a fault-tolerance link on Gigabit Ethernet links G0/1, G0/2, G0/3, and G0/4 between two switches using Ethernet port-channel. Which action allows interface G0/1 to always actively forward traffic in the port-channel?
5.
Which statement about the use of PagP link aggregation on a Cisco switch that is running Cisco IOS Software is true?
6.
Which statement describes what happens when a port configured with root guard receives a superior BPDU?