The company administrator uses the ping command to test the connectivity of the network. If he needs to specify the source address of the ehco-request message, what are the additional parameters he needs?

The preservation of electronic evidence is directly related to the legal validity of the evidence, and the authenticity and reliability of the preservation in compliance with legal procedures can be guaranteed. Which of the following is not an evidence preservation technique?

aboutVRRP/VGMP/HRPWhich of the following statements is correct? (multiple choice)

The protocol field in the IP header identifies the protocol used by the upper layer. Which of the following field values indicates that the upper layer protocol is the UDP protocol?

IPv6 supports configuring router authorization function on the device, verifying peer identity through digital certificate, and selecting legal device. ( )[Multiple choice]*