[2018] HCNP-R&S Exam Fast Track H12-224 Exam Guide | Killtest
What are differences between the DiffServ and IntServ models? (Multiple Choice)
A. The DiffServ model provides different services destined for different destinations.
B. The DiffServ model provides different services destined for different sources.
C. The DiffServ model does not need to maintain the status of each flow.
D. The DiffServ model applies to large-scale backbone networks.
Answer: CD
VXLAN users can access the Internet through VXLAN interfaces.
A. TRUE
B. FALSE
Answer: A
Which of the following statements regarding the any-source multicast (ASM) and source-specific multicast (SSM) models are true? (Multiple Choice)
A. In the SSM model, the receiver hosts have obtained the specific location of the multicast source in advance by other methods.
B. In the ASM model, receiver hosts cannot obtain locations of multicast sources in advance.
C. The SSM model and ASM model use the same multicast group address range.
D. In the SSM model, a multicast distribution tree is established directly between a multicast source and its receiver hosts.
Answer: ABD
In the Agile Controller’s access control scenario, Which of the following statements regarding the roles of the RADIUS server and client is true?
A. The Agile Controller integrates all functions of the RADIUS server and client.
B. The Agile Controller as the RADIUS server, while the user terminal as the RADIUS client.
C. The authentication device (such as a 802.1X switch as the RADIUS server, while the user terminal as the RADIUS client.
D. The Agile Controller as the RADIUS server, while the authentication device (such as a 802.1X switch) as the RADIUS client.
Answer: D
What happens when the topology of a network running RSTP changes?
A. Packets are flooded on the entire network.
B. The aging time of MAC address entries is changed.
C. Some MAC address entries are deleted.
D. The entire MAC address table is deleted.
Answer: C
MPLS performs different actions on labels.
What is the meaning of the pop action?
A. The top label is removed from the MPLS label stack.
B. The top label is added to the MPLS label stack.
C. The top label is replaced with another value.
D. The top label is replaced with the label of another group.
Answer: A
In most cases, an IP address that is dynamically assigned by a DHCP server has a lease.
Which of the following statements regarding the IP address lease is false?
A. The lease renewal timer is 50% of the total lease. When the lease renewal timer expires, the DHCP server must renew the IP address lease.
B. The rebinding timer is 87.5% of the total lease.
C. If the rebinding timer expires but the DHCP client does not receive any responses from the DHCP server, the DHCP client keeps sending DHCP Request packets to the DHCP server which assigned an IP address to it before, until the total lease expires.
D. If the DHCP client receives a DHCP NAK packet within the lease, the client stops using the current IP address immediately and returns to the initialization state. The DHCP client then applies for a new IP address.
Answer: C
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