In the NFV architecture, what are the specific underlying physical devices? (Multiple choice)

• A.storage device
• B.Network equipment
• C.server
• D.Air conditioning system

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Which of the following commands can be used to view the CPU usage of the router?

• A.display cpu-state
• B.display interface
• C.display cpu-usage
• D.display memory

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The following two configuration commands can realize the active/standby backup of the router RIA to the same destination 10.1.1.0.
[RTA] ip route-static 10.1.1 0 24 12.1.1.1 perma nent
[RTA] ip route-static 10.1.1.0 24 13.1.1.1

• A.False
• B.True

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Which WLAN security policies support the open link authentication method? (Multiple choice)

• A.WEP
• B.WPA2-PSK
• C.WPA2-802.1X
• D.WPA

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By default, what is the lease period for the DHCP server to assign IP addresses?

• A.12h
• B.24h
• C.18h
• D.1h

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