User Manual
Table Of Contents
- Chapter 1 Introduction
- Chapter 2 Getting Started
- Chapter 3 Initial IP Configuration
- Chapter 4 Choosing the Proper Operation Mode
- Chapter 5 Web Console Configuration
- Chapter 6 Installing and Configuring the Software
- Appendix A SNMP Agents with MIB II & RS-232 Like Groups
- Appendix B Well Known Port Numbers
- Appendix C Federal Communication Commission Interference Statement
- Appendix D FCC Warning Statement
- Appendix E Service Information
NPort W2250/2150 Plus User’s Manual Web Console Configuration
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than or equal to 10 ms.
If you want to send a series of characters in the same packet, the serial device attached to NPort
W2250/2150 should send that series of characters during a time interval less than the Force
transmit timeout, and the total length of data must be less than or equal to NPort W2250/2150’s
internal buffer size. The serial communication buffer size for NPort W2250/2150 is 1 KB per port.
TCP Server Mode
Port 01(02)
TCP alive check time
Setting Factory Default Necessity
0 to 99 min 7 min Optional
0 min: TCP connection is not closed due to an idle TCP connection.
1 to 99 min: NPort W2250/2150 automatically closes the TCP connection if there is no TCP
activity for the given time. After the connection is closed, NPort W2250/2150 starts listening for
another host’s TCP connection.
Inactivity time
Setting Factory Default Necessity
0 to 65535 ms 0 ms Optional
0 ms: TCP connection is not closed due to an idle serial line.
0-65535 ms: NPort W2250/2150 automatically closes the TCP connection if there is no serial data
activity for the given time. After the connection is closed, NPort W2250/2150 starts listening for
another host’s TCP connection.
This parameter defines the maintenance status as Closed or Listen for the TCP connection. The
connection is closed if there is no incoming or outgoing data through the serial port during the
specific Inactivity time.