Share some HCNP-R&S H12-222-ENU exam questions and answers below.
In order to avoid TCP global synchronization phenomenon, which of the following congestion avoidance mechanisms are available to use?
A. RED
B. WRED
C. Tail-Drop
D. WFQ
Answer: AB
Which of the following descriptions about agile controller business accompanying is correct? (Multiple choice)
A. When the administrator configure the business accompanying, should select the appropriate user authentication point and policy enforcement point.
B. In the business accompanying, can define the user class security group, this part of the security group members mainly refers to the network of a static network segment or server resources, their IP needs to manually set up a binding with the security group.
C. In the business accompanying, through a matrix relationship to describe a security group (such as users) to another security group (such as server) access rights relationship.
D. In the business accompanying, by specifying the forwarding priority of the security group to which some VIP users belong to guarantee the user's network using experience.
Answer: ACD
According to different requirements, the DHCP server supports multiple types of address allocation strategy, excluding ( ).
A. Automatic allocation
B. Dynamic allocation
C. Repeat allocation
D. Manual allocation
Answer: C
SDN main technical schools advocate SDN using hierarchical open architecture, then which is used to advocate and define the centralized architecture and Openflow?
A. ONF
B. IEIF
C. ETSI
D. ITU
Answer: A
The main functions of the VIM management module in NFV include resource discovery, resource allocation, resource management, and _______.
A. resource scheduling
B. resource monitoring
C. resource recycling
D. troubleshooting
Answer: D
Which of the following IP Precedence values are representing the traffic of Immediate?
A. 0
B. 2
C. 5
D. 6
Answer: B
In the following application scenario, which does not belong to the visitors access management scenarios of Agile Controller?
A. Customer communication, exchange, visit, etc. access to enterprise network, access to enterprise public resources or the Internet.
B. The general public accesses the Internet through the network provided by the public institution.
C. Customers in the enterprise consumption, access to enterprise networks to access the Internet.
D. Staff travel to the branch office, connecting the branch network to access the company network.
Answer: D
The ToS field is used to mark the QoS in the IP packet,in the ToS field uses the first 6bits to mark the DSCP.
A. True
B. False
Answer: A
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