Which of the following network types are there?
In order to avoid the problem of slow route convergence, the DR and BDR router roles are designed.
(multiple choice)
A. Point to point
B. Broadcast type
C. NBMA
D. Point to more points
Which of the following messages belong to ICMP messages? (multiple choice)
A. Name request message
B. Timestamp response message
C. Router inquiry message
D. Router Advertisement message
The two Huawei low-end switches communicate through the aggregation port. Which of the following factors must be consistent? (Multiple choice)
A. Number of links to be aggregated
B. The number of the port to be aggregated
C. Duplex mode of the aggregated link
D. STP, QoS, VLAN related configuration
If the mask of a Class C subnet is 255.255.255.224, what is the number of subnets, the number of subnets, and the number of hosts in each subnet?
A. 2, 4, 62
B. 3, 8, 30
C. 4, 16, 14
D. 5,32,6
What is the role of the firewall in the security system?
A. Intrusion Detection System
B. Access control
C. Vulnerability lookup
D. System immunity
The biggest feature of HDLC is support for encrypted transmission.
A. True
B. False
After the data is transmitted over the network, the receiving device deletes the added information and decides how to upload the data along the protocol stack to the appropriate application according to the information in the header. This process is called decapsulation.
A. True
B. False
View the information of the static route on the router. What is the backup attribute of the backup route?
A. Bypass
B. Inactive
C. Backup
D. Slave
On the VRP platform, which of the following is the command to delete a VLAN?
A. undo vlan
B. vlan undo
C. delete vlan
D. vlan delete
The CIR-compliant packet sent directly from the PVC and the packet dequeued from the PVC queue are sent to the interface. If the interface is congested, the interface is queued. Which types of queue scheduling are supported by the FRTS enabled interface? (multiple choice)
A. PVC PQ
B. CBPQ
C. CBWFQ
D. PVC WFQ
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