In the MPLS network, the switch will assign the description of the label assignment method, which of the following is correct?

• A.It can be up to the downstream SR to decide to assign a label to a specific FEC
• B.The label distribution methods used by upstream LSR and downstream LSR with label distribution adjacencies can be consistent
• C.Downstream on demand DoD (downstream on demand) refers to a specific FEC
• D.The downstream self-allocated label method refers to a specific FEC

Comment: *

Name: *

Email: *

Verification: *

Which of the following statements about IPSG is false?

• A.The IPSG can enable the IP packet inspection alarm function, and link the network management to alarm
• B.IPSG can prevent the host from changing the IP address privately
• C.IPSG can prevent IP address spoofing attacks
• D.IPSG is a source IP address filtering technology based on Layer 3 connection

Comment: *

Name: *

Email: *

Verification: *

The routing policy tools that BGP can use mainly include Filter-policy and Route-policy. Filter-policy can only filter routes, and Route-policy can only modify routes.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

If the temperature of the device is found to be too high, it can be concluded that the fan has failed.

• A.FALSE
• B.TRUE

Comment: *

Name: *

Email: *

Verification: *

After reset isis all is executed, the IS-IS protocol process needs to be restarted, the neighbors need to be re-established, and various IS-IS statistics will not be cleared.

• A.TRUE
• B.FALSE

Comment: *

Name: *

Email: *

Verification: *