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FINS Commands Addressed to EtherNet/IP Units or Built-in EtherNet/IP Ports
Appendix E
Remote Port Number (4 bytes)
The remote port number allocated to the socket.
TCP Transitions (4 bytes)
The TCP connection status is returned as one of the numbers shown in the following table. Refer to Appendix
C TCP Status Transitions for a diagram of transitions.
Precautions
All the above values are set to 0 if Ethernet communications functions are stopped due to improper settings in
the system setup.
Response Codes
ADDRESS INFORMATION READ
Reads FINS node addresses and IP addresses
Command Block
Response Block
Parameters
Number of Addresses (Response)
Returns the number of pairs of FINS node addresses and IP addresses. With the EtherNet/IP Unit or built-in
EtherNet/IP port, this value is always 0001 (1 decimal).
Number
Stage
Status
00 00 00 00
CLOSED
Closed.
00 00 00 01
LISTEN
Waiting for connection.
00 00 00 02
SYN SENT
SYN sent in active status.
00 00 00 03
SYN RECEIVED
SYN received and sent.
00 00 00 04
ESTABLISHED
Already established.
00 00 00 05
CLOSE WAIT
Received FIN, waiting to close.
00 00 00 06
FIN WAIT 1
Completed and FIN sent.
00 00 00 07
CLOSING
Completed and exchanged FIN. Awaiting ACK.
00 00 00 08
LAST ACK
FIN sent and completed. Awaiting ACK.
00 00 00 09
FIN WAIT 2
Close completed and ACK received. Awaiting FIN.
00 00 00 0A
TIME WAIT
After closing, pauses twice the maximum segment life (2MSL).
Response code
Description
0000
Normal end
1001
Command too large
27 65
Command
code
27 65
Number
of addresses
Address
information
Response
code
Command
code
6 bytes
Summary of Contents for CJ2H-CPU6 - REV 02-2010
Page 2: ......
Page 4: ...iv...
Page 6: ...vi...
Page 14: ...xiv...
Page 18: ...xviii...
Page 38: ...12 Network Configurator Overview Section 1 5...
Page 58: ...32 Selecting the Network Devices Section 2 3...
Page 116: ...90 Auxiliary Area Data Section 4 5...
Page 222: ...196 Message Communications Errors Section 7 6...
Page 364: ...338 Using the Backup Tool Section 13 3...
Page 402: ...376 CS CJ series Ethernet Unit Function Comparison Appendix A...
Page 404: ...378 Ethernet Network Parameters Appendix B...
Page 406: ...380 TCP Status Transitions Appendix C...
Page 452: ...426 Precautions for Using Windows XP Vista or Windows 7 Appendix G...
Page 460: ...434 Index...
Page 462: ...436 Revision History...
Page 463: ......