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Question 1

49% answer correctly

Which of the following about a root bridge in an STP domain is true?

	It contains root ports.
	It has the highest priority value.
	It has the lowest bridge ID in the STP domain.
	It has the highest root ID in the STP domain.
	It contains non-designated ports.

Question 2

70% answer correctly

Which Cisco IOS XR command presents a list of all interfaces, their Layer 3 address (if configured), and the status of the interface and protocol?

	RP/0/RSP0/CPU0:PE1# show controllers
	RP/0/RSP0/CPU0:PE1# show interface GigabitEthernet 0/0/0/1
	RP/0/RSP0/CPU0:PE1(config)# show bundle
	RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
	RP/0/RSP0/CPU0:PE1# show ipv4 interfaces brief
	RP/0/RSP0/CPU0:PE1(admin)# show platform

Question 3

54% answer correctly

Which Cisco IOS XR command displays traffic counters for an individual interface that is configured on the router?

	RP/0/RSP0/CPU0:PE1(config)# show bundle
	RP/0/RSP0/CPU0:PE1# show controllers GigabitEthernet 0/0/0/1
	RP/0/RSP0/CPU0:PE1# show interfaces brief
	RP/0/RSP0/CPU0:PE1(admin)# show platform
	RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
	RP/0/RSP0/CPU0:PE1# show interfaces GigabitEthernet 0/0/0/1