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205
Socket Services
Section 6-6
TCP Socket Passive Open Request
Note
These response codes will be returned only on large, multilevel networks.
TCP Socket Active Open Request
Note
These response codes will be returned only on large, multilevel networks.
Response
code
Meaning
0000
Normal end
0105
Local IP address setting error.
1100
TCP socket number is not 1 to 8 or local TCP port number is 0.
110C
Request Switch turned ON during other processing.
220F
Specified socket is already open or already processing an openrequest.
2211
Unit is busy; cannot execute.
2606
Specified socket is already open as UDP socket; cannot open
TCPsocket.
2607
Specified Socket Service Parameter Area is already being used
foranother socket.
0045
Error in communications with remote node (ECONNABORTED).
0049
The same TCP port number has been specified more than
once(EADDRINUSE).
004A (See note.) Error (ECONNREFUSED).
004B (See note.) Error in communications with remote node (ECONNRESET).
0053
Error in communications with remote node (ETIMEDOUT) or
remotenode does not exist.
0080
Open request timed out.
0081
The specified socket was closed during open processing.
0082
Connection could not be established with specified remote node.
Response
code
Meaning
0000
Normal end
0105
Local IP address setting error.
1100
TCP socket number is not 1 to 8 or local TCP port number is 0.
110C
Request Switch turned ON during other processing.
220F
Specified socket is already open or already processing an openre-
quest.
2211
Unit is busy; cannot execute.
2606
Specified socket is already open as UDP socket; cannot open
TCPsocket.
2607
Specified Socket Service Parameter Area is already being used
foranother socket.
000D
Remote IP address parameter error (EACCES).
0045
Error in communications with remote node (ECONNABORTED).
0049
The same port number has been specified more than once (EAD-
DRINUSE).
004B (See note.) Error in communications with remote node (ECONNRESET).
004C
Remote IP address parameter error (EADDRNOTAVAIL).Wrong
parameter designation.An attempt was made to set the local TCP
port of the local node toActive Open.
0053
Communications error with remote node (ETIMEDOUT).No
remote node.
0081
The specified socket was closed during open processing.
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......