H31-211 試験問題を無料オンラインアクセス

The firewall must log the traffic logs that pass, but there can be no records for the rejected traffic.

• A.True
• B.False

Which of the following statements about DR in an OSPF network is correct? (multiple choice)

• A.There must be a DR in an OSPF area.
• B.DR is selected only in NBMA or broadcast networks.
• C.DR must be negotiated between routers in accordance with the provisions of the agreement
• D.Only the router with the highest priority in the network can become the DR.

What action does an access port take in the process of sending packets?

• A.Sends tag packets.
• B.Exchanges the VLAN information between packets and then sends out the packet.
• C.Attaches its PVID information to the packet.
• D.Strips the VLAN information off the packet and then directly sends out the packet.

Which of the following protocols does the FTP protocol provide for reliable data transfer?

• A.SIP
• B.TCP
• C.UDP
• D.RTP

What is the network address and broadcast address of the network segment where the IP address 190.5.4.2 /22 is located?

• A.190.5.4.0, 190.5.4.255
• B.190.5.0.0, 190.5.4.255
• C.190.5.4.0, 190.5.7.255
• D.190.5.4.0, 255.255.255.255