Network status

Console: Status > COM-Ports > COM-Port-Server > Network-Status

This table contains information on current and recent TCP connections.

• Device typeList of serial interfaces available in the device.
• Port numberThe port number used for the COM port server on the serial interface.
• Connection statusPossible values:
  • Connected: An active connection exists (server or client mode).
  • Listening: This instance is working in server mode; no TCP connection is currently active.
  • Non-listening: In server mode, the specified TCP port could not be reserved for inbound connections, e.g. because it is already occupied by another application.
  • Blank: This instance is working in client mode and the port is not ready. No TCP connection will be established now.
  • Transfer: The port has reached the "ready" state; a connection is being established.
• Last errorIn client mode this displays the reason for the last connection error. In server mode this value has no significance.
• Remote addressDisplays the IP address of the remote site for a successful TCP connection.
• Local portDisplays the local TCP port used for a successful TCP connection.
• Remote portDisplays the remote TCP port used for a successful TCP connection.