[USG6500E]diagnose
Enter diagnosis view, return user view with Ctrl+Z.
Info: The diagnosis view is used to debug system hardware and software. Misuse of certain commands in this view may affect system performance. Therefore, use these commands with the guidance of Huawei engineers.
[USG6500E-diagnose]trace-packet ?
  destination-ip    Indicate the destination IP address
  destination-mac   Indicate the destination MAC address
  destination-port  Indicate the destination port
  protocol          Indicate the protocol
  source-ip         Indicate the source IP address
  source-mac        Indicate the source MAC address
  source-port       Indicate the source port