When the router forwards a data packet, if it does not match the corresponding detailed route and there is no default route, it will directly discard the data packet.

In which working state of the STP protocol can the port be changed to the Forwarding state without going through other states?

When the IPv4 protocol is used as the network layer protocol, which field is not included in the network layer header?

Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)

After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?