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发布时间:2023-11-05 21:28:22

[单项选择]You are the network consultant from Cisco.com. Please point out the reason that STP required when VLANs do not span access layer switches.()
A. ensure a loop-free topology
B. protect against user-side loops
C. support business applications
D. risk of lost connectivity without STP

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[单项选择]You have amulti-area OSPF network and you’re concerned because one of the sites is having connectivity problem to resources in a different area. Which IOS privileged mode command would you enter to confirm that your network :A.has a path to itsABR,B.has a path to itsASBR,and C.the SPF calculation is functional()
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[单项选择]After making some network changes you power off and then power on your Cisco router. What sequence of events occurs when a router is powered up?()
A. Perform POST, locate configuration statements, apply configuration statements, locate Cisco IOS software, and load Cisco IOS software.
B. Locate Cisco IOS software, load Cisco IOS software, locate configuration statements, apply configuration statements, and perform POST.
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