During the migration test, which of the following indicates that the test is completed?

When a Huawei router serves as an SSH client and attempts to log in to another Huawei router, the login fails. It is suspected that the SSH server configuration is incorrect.
Which of the following causes is the most impossible for the server fault?

On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Multiple Choice)

Which of the following statements regarding network maintenance functions are true? (Multiple Choice)

A DHCP relay agent exists between a DHCP server and DHCP clients. If IP addresses in the global address pool of the DHCP server and IP addresses of VLANIF interfaces connecting the DHCP relay agent to clients are on different network segments, a DHCP fault will occur.