ARP request is sent by ()

The following description of static and dynamic routing is wrong ().

If AAA authentication is used on Huawei devices and the remote server does not respond, the authentication can be performed on network devices.

After the network administrator uses the TracertRoute function on the router device, in the data packet sent by the router, the value of the Protoco1 field in the IPv4 header is? ()

In order to realize the network layer function on the VLANIIF interface, need to be configured on the VLANIF interface? ()*