The configuration information of a certain port of the switch is shown in the figure, then the port will strip off the VLAN TAG when sending data frames carrying which VLAN?

• A.1.4.6
• B.1.4.5.6
• C.4.5.6
• D.4.6

Comment: *

Name: *

Email: *

Verification: *

The switch becomes a logical switch after stacking and clustering, and Eth-Trunk across physical devices can be deployed to improve network reliability.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

In the network shown in the figure below, when the OSPF neighbor status is stable, what is the neighbor status of Router B and Router C?

• A.2-way
• B.Fu11
• C.Attempt
• D.Down

Comment: *

Name: *

Email: *

Verification: *

CAPWAP protocol stipulates the communication standard between AC and Ap. Which of the following statements about CAPWAP protocol is correct?

• A.AP can encapsulate the user's data message in CAPWAP and forward it by AC
• B.CAPWAP is an application layer protocol based on TCP transmission
• C.In order to establish a CAPWAP tunnel, FIT Ap can only discover AC through broadcast messages
• D.CAPWAP In order to reduce the burden on the AP, a tunnel is used to transmit control messages and data messages at the same time

Comment: *

Name: *

Email: *

Verification: *

Which of the following statements about the S field in the MPLS packet header are correct? (Multiple choice)

• A.s bit has only 1 bit in frame mode and 2 bit in cell mode
• B.It is used to mark whether there are other labels behind this label, 0 means yes, 1 means no
• C.s bit exists in every MPLS packet header
• D.It is used to mark whether there are other labels behind this label, 1 means yes, 0 means no

Comment: *

Name: *

Email: *

Verification: *