CJ1W-EIP21 Omron, CJ1W-EIP21 Datasheet - Page 430

• Manufacturer Part Number: CJ1W-EIP21
• Description: Ethernet I/P Module
• Manufacturer: Omron

Specifications of CJ1W-EIP21

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Response Block
Parameters
FINS/TCP Connection No. (Command, Response)
Command: Specifies, in two bytes, the FINS/TCP connection number (1 to 16) for which the status is to be
read.
Response: Specifies the FINS/TCP connection number (1 to 16) for which the status was read.
Connection Service (Response)
Specifies the service that is being used for the FINS/TCP connection as a number.
0003: FINS/TCP server
0004: FINS/TCP client
Local IP Address (Response)
Specifies the IP address for the local node in hexadecimal.
Local TCP Port Number (Response)
Specifies the TCP port number for the local node.
Remote IP Address (Response)
Specifies the IP address for the remote node in hexadecimal.
Remote TCP Port Number (Response)
Specifies the TCP port number for the remote node.
TCP Transitions (Response)
Specifies the TCP connection status using the following numbers.
For details on TCP status changes, refer to Appendix C TCP Status Transitions.
402
FINS Commands Addressed to EtherNet/IP Units or Built-in EtherNet/IP Ports
00000000
00000001
00000002
00000003
00000004
00000005
00000006
00000007
00000008
00000009
0000000A
Number
Command
27 31
code
CLOSED
LISTEN
SYN SENT
SYN RECEIVED
ESTABLISHED
CLOSE WAIT
FIN WAIT 1
CLOSING
LAST ACK
FIN WAIT 2
TIME WAIT
Response
code
Status
FINS/TCP
connection
No.
Connection
service
Connection closed.
Waiting for connection.
SYN sent in active status.
SYN received and sent.
Already established.
FIN received and waiting for completion.
Completed and FIN sent.
Completed and exchanged FIN. Awaiting ACK.
FIN sent and completed. Awaiting ACK.
Completed and ACK received. Awaiting FIN.
After closing, pauses twice the maximum seg-
ment life (2MSL).
Local IP address
Meaning
port number
Local TCP
Remote IP
address
Remote TCP
port number
TCP transition
Appendix E