204
Socket Services
Section 6-6
UDP Socket Receive Request
UDP Socket Send Request
UDP Socket Close Request
Response
code
Meaning
0000
Normal end
0302
CPU Unit error; cannot execute.
1100
Number of bytes to receive is not in allowable range.
1101
The area designation of the Send/Receive Data Address is not
inallowable range.
1103
The bit number in the Send/Receive Data Address is not 00.
110C
Request Switch turned ON during other processing.
220F
Specified socket is already processing a receive request.
2210
The specified socket is not open.
2211
Unit is busy; cannot execute service.
2607
Specified Socket Service Parameter Area is already being used
foranother socket.
0080
Receive request timed out.
0081
The specified socket was closed during reception processing.
Response
code
Meaning
0000
Normal end
0302
CPU Unit error; cannot execute.
1100
Number of bytes to send is not in allowable range or the remote
IPaddress is 0.
1101
The area designation of the Send/Receive Data Address is not
inallowable range.
1103
The bit number in the Send/Receive Data Address is not 00.
110C
Request Switch turned ON during other processing.
220F
Specified socket is already processing a send request.
2210
The specified socket is not open.
2211
Unit is busy; cannot execute.
2607
Specified Socket Service Parameter Area is already being used
foranother socket.
003E
Internal buffer cannot be obtained due to high reception traffic
(ENOBUFS).
004C
The network ID is incorrect or the remote IP address is incor-
rect(EADDRNOTAVAIL)
004E
The network ID is not in the IP router table, router settings are
incorrect, or the remote IP address is incorrect (ENETUNREACH).
0051
The router settings are incorrect or the remote IP address is incor-
rect (EHOSTUNREACH).
0081
The specified socket was closed during send processing.
Response
code
Meaning
0000
Normal end
0302
CPU Unit error; cannot execute.
2210
The specified socket is not open.
2607
Specified Socket Service Parameter Area is already being used
foranother socket.
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: ......