Compared with routers and switching machines, what is the unique forwarding module of the firewall?
A . Switch fabric board
B. MPU
C. LPU
D. SPU
Answer: D
The MAC address of a certain PC is 5489-98FB-65D8. The administrator wants this PC to obtain the specified IP address 192.168.1.11/24 from the DHCP server, so the command configured by the administrator should be:
The MAC address of a certain PC is 5489-98FB-65D8. The administrator wants this PC to obtain the specified IP address 192.168.1.11/24 from the DHCP server, so the command configured by the administrator should be:
A . dhcp static-bind ip-address 192.168.1.11 24 mac-address 5489-98FB-65D8
B. dhcp server static-bind ip-address 192.168.1.11 mac-address 5489-98FB-65D8
C. dhcp server static-bind ip-address 192.168.1.11 255.255.255.0 mac-address 5489-98FB-65D8
D. dhcp static-bind ip-address 192.168.1.11 mac-address 5489-98FB-65D8
Answer: B
So, in which of the following states, the election of DR and BDR will be carried out?
When OSPF runs in a broadcast network, it is necessary to elect DR and BDR.
So, in which of the following states, the election of DR and BDR will be carried out?
A . 2-way status
B. Exchange status
C. Full status
D. Init state
Answer: A
In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?
In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?
A . 0180-c200-0000
B. 0180-c200-0015
C. 0100-5E00-0001
D. 0180-c200-0014
Answer: D
As shown in the figure, in the network running the RSTP protocol, the original root port of SWC fails and the port is in the Down state. At this time, which of the following processes will the network go through to achieve stability?
As shown in the figure, in the network running the RSTP protocol, the original root port of SWC fails and the port is in the Down state. At this time, which of the following processes will the network go through to achieve stability?
A . The standby port on the SWC becomes the new root port and enters the Forwarding state after going through the Learning state
B. SWC re-elects the root port and directly enters the Forwarding state
C. The standby port on the SWC becomes the new root port and directly enters the Forwarding state
D. SWC re-elects the root port and enters the Forwarding state after Learning
Answer: C
Which of the following description of OSPF neighbor relationship and adjacency relationship is correct?
Which of the following description of OSPF neighbor relationship and adjacency relationship is correct?
A . The adjacency relationship is maintained by OSPF DD packets
B. OSPF routers must establish an adjacency before exchanging Hello packets
C. The neighbor relationship is selected from the adjacency relationship and formed to exchange routing information
D. Not all neighbor relationships can be adjacencies
Answer: D
What is the minimum total length of the address in IS-IS Byte?
What is the minimum total length of the address in IS-IS Byte?
A . 2
B. 8
C. 20
D. 16
Answer: C
The BGPAS_PATH attribute is an optional transition attribute.
The BGPAS_PATH attribute is an optional transition attribute.
A . True
B. False
Answer: B
As shown in the figure below, the firewall receives a message from PC1 to PC2 , which of the following statements is correct ?
As shown in the figure below, the firewall receives a message from PC1 to PC2 , which of the following statements is correct ?
A . The packet cannot match the security policies rule1 and rule2, it will match the default policy of the firewall, and the firewall will forward the packet
B. The default security policy of the firewall is match all, and the action is Deny
C. The message will match the new security policy rule2, and the firewall will forward the message
D. The message will match the security policy rule 1
Answer: C
The following is part of the output information of the router Huawei. Regarding the output information, the wrong description is:
The following is part of the output information of the router Huawei. Regarding the output information, the wrong description is:
A . The router gigabitethernet 1/0/0 interface runs PIM-SM
B. The PIM status of the router gigabitethernet 1/0/0 interface is UP
C. The router gigabitethernet 1/0/0 interface runs PIMv2
D. The DR on this interface is 10.1.1.1
Answer: D