Which description is correct about the VRRP slave device? (Multiple choice)

• A.Slave will discard IP packets whose destination Mac is the virtual MAC address
• B.When Slavel receives the VRRP message sent by the Master, it can judge whether the status of the Master is normal
• C.Slave will respond to IP packets whose destination IP address is the virtual IP address
• D.When receiving a VRRP packet with a priority of 0, the Slave will directly switch to the Master

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In addition to the virtual connection, what type of IPv6 address is the source IPv6 address of the Hello packet of OSPFv3?

• A.Link-local address
• B.IPv6 anycast address
• C.Unique local address
• D.Global Unicast Address

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The client's project team, as the end user of the network, makes the final evaluation of the network project.

• A.TRUE
• B.FALSE

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R1 contains the configuration shown in the figure, which of the following statement about IS-IS process 1 is correct?

• A.The device type of R1 is Level-1-2
• B.The device type of R1 is Leve-2
• C.The device type of R1 cannot be determined
• D.The device type of R1 is Level-1

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By default, which of the following security MAC address types will be lost after the device restarts?

• A.Secure Dynamic MAC Address
• B.Black Hole MAC Address
• C.Sticky MAC address
• D.Secure Static MAC Address

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