When the device running STP receives the RSTP configuration BPDU, it will discard it. ()

• A.False
• B.True

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Which of the following IEEE802.11 standards does not support the 5GHz frequency band for communication? ()

• A.802.11g
• B.802.11n
• C.802.11aC.wave 1
• D.802.11aC.wave 2

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The router running the OSPF protocol reaches the FULL state first, and then synchronizes the LSDB. ()

• A.False
• B.True

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In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?

• A.UDP
• B.VRRP
• C.STP
• D.ARP

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As shown in the figure, after the two routers are configured with 0SPF, the administrator configures the <silent-interface$0/0/0> command on RTA.
Is the following description correct? () (Multiple Choice Questions)

• A.The neighbor relationship between the two routers will not be affected
• B.RTA will continue to receive, analyze and process OSPF packets sent by RTB
• C.The neighbor relationship between the two routers will be down
• D.RTA will no longer send OSPF packets

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