Which description is wrong about the BGP Keepalive message?

• A.Keepalive message contains only one BGP data header
• B.Keepalive messages are mainly used to confirm the operating status of peer routers and the availability of links
• C.By default, the keepalive interval is 180s
• D.Keepalive is periodically sent between two BGP neighbors

Comment: *

Name: *

Email: *

Verification: *

The routing strategy supports multiple operations on routing attributes. Please match the parameters of the following apply clauses with their functions. (Drag and drop)

Correct Answer:

Comment: *

Name: *

Email: *

Verification: *

Please match the following VRRP status with the corresponding working mechanism.

Correct Answer:

Comment: *

Name: *

Email: *

Verification: *

The following statements about different types of firewalls, which is wrong?

• A.Proxy firewall proxy business between internal network and external network users
• B.The stateful inspection firewall needs to be configured with security policies in both the " go " and " back " directions of packets
• C.The packet filtering firewall must perform ACL matching check for each data packet passing through the firewall
• D.Stateful inspection firewall only checks the security policy of the first packet that does not hit the session

Comment: *

Name: *

Email: *

Verification: *

If a modular switch only supports the use of cluster cards on the main control board to establish a cluster connection, it means that the modular switch uses CSS2 stacking technology.

• A.TRUE
• B.FALSE

Comment: *

Name: *

Email: *

Verification: *