How long is the default DHCP address pool lease period?

• A.1 hour
• B.1 day
• C.1 week
• D.1 month

Comment: *

Name: *

Email: *

Verification: *

Which routes in the following options meet the following ACL conditions? (Multiple choice)

• A.10.1.4.1/32
• B.10.1.3.1/32
• C.10.1.2.1/32
• D.10.1.1.1/32

Comment: *

Name: *

Email: *

Verification: *

Which of the following description of the VRRP master device is wrong?

• A.Respond to the ARP request for the virtual IP address with the virtual MAC address
• B.Forward IP packets whose destination MAC address is a virtual MAC address
• C.Periodically send VRRP packets
• D.Even if the router is already the Master, it will be preempted by the priority Backup router

Comment: *

Name: *

Email: *

Verification: *

Which of the following description about VRRP is incorrect?

• A.If the Master already exists, Backup will also preempt
• B.VRRP determines the status of each router in the virtual router based on priority
• C.If the Backup router works in non-preemptive mode, as long as the Master router does not fail, the Backup router will not become the Master router even it is subsequently configured with a higher priority.
• D.When two routers with the same priority compete for the Master at the same time, compare the size of the interface IP address, and the one with the larger interface address is elected as the Master

Comment: *

Name: *

Email: *

Verification: *

The advanced access control list is a series of sequential rules composed of permit l deny statements. These rules can match IP packets according to which of the following attributes? (Multiple choice)

• A.Source address
• B.Destination port number
• C.Destination address
• D.Source port number

Comment: *

Name: *

Email: *

Verification: *