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ESP Serial Hub Installer/User Guide
Table 4.4: Serial Port Active Connection Status Display (Continued)
Item
Bytes Received
Bytes Transmitted
Connect Time
Inactivity Timeout
Time Remaining
The Port Redirection Connections section includes the information described in Table 4.5 about the
servers that are connected to one or all of the ESP serial ports. This display is meaningful only
when a serial port is being accessed using the serial redirection connection method.
Table 4.5: Serial Port Redirection Connections Status Display
Item
Destination IP Address Server's IP address.
UDP State
TCP State
Connect Time
Timeout Period
To display connection status information for one or all ports:
1.
Select Connection Status from the Main Menu. The Serial Port Selection window will open.
2.
Select a port number or all ports, then click Apply.
Description
Number of bytes received from the serial port since the current connection
session was established.
Number of bytes transmitted on the serial port since the current connection
session was established.
Number of days, hours, minutes and seconds that the current connection has
been established.
Number of minutes and seconds in the configured inactivity time-out value for this
session. If no time-out was configured, this field indicates disabled.
Number of minutes and seconds remaining until the inactivity time-out occurs. If
no time-out was configured, this field indicates not applicable.
Description
Current UDP connection state.
Initiating
Server is establishing a connection.
Active
Server and hub are connected.
Timeout
Connection is being dropped due to lost communication with
the server.
Terminated
Connection has been dropped.
Current TCP connection state.
Initiating
Server is establishing a connection.
Connected
Server and hub are connected.
Terminated
Connection has been dropped.
Number of days, hours, minutes and seconds the server has been connected.
UDP time-out value; that is, the amount of time before a connection is dropped if no
heartbeat messages are received.
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