Omron CS Series Operation Manual page 205

Command/Response Reference
Response Codes
Results Storage Area Response Codes
Response code
0000
0105
0302
1001
1002
1100
1101
1103
220F
2211
2240
Response code
0000
000D
003E
0042 (see note)
0044
0045
0049
004A
004B (see note)
004C
004E
0051
0053
0081
Note These errors occur only in large multilayered networks.
Description
Normal
Local IP address setting error
CPU Unit error; execution not possible.
Command too large
Command too small
TCP socket number is out of range.
Remote IP address or the remote TCP port number is 0.
The variable type for the results storage area is out of range.
Non-zero bit address specified for the results storage area.
The specified socket (connection) is already open or is being
opened.
High traffic at Unit; cannot execute service.
Socket service mode is incorrect; cannot execute service.
(With unit version 1.5 or later, the high-speed socket service
option was enabled and a socket service was used with a
CMND(490) instruction.)
Description
Normal
A parameter error occurred at the remote IP address
(EACCES).
Internal buffer cannot be reserved due to high receive load
(ENOBUFS).
An error occurred (EMSGSIZE).
Received ICMP data (ENOPROTOOPT).
Local socket closed (ECONNABORTED).
Duplicated port numbers (EADDRINUSE).
An error occurred (ECONNREFUSED).
Passive remote is not available.
A communication error occurred with the remote node
(ECONNRESET).
A parameter error occurred at the remote IP address (EAD-
DRNOTAVAIL).
A parameter was specified incorrectly.
An attempt was made to actively open local TCP port.
A parameter error occurred at the remote IP address
(ENETUNREACH). No network number in IP router table or
incorrect router setting.
A parameter error occurred at the remote IP address
(EHOSTUNREACH). Incorrect router setting.
A communication error occurred with the remote node
(ETIMEDOUT). No remote exists.
Socket was closed during opening procedure.
Section 7-3
179