Omron CS CJ1W-ETN21 User Manual

Page 147

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123

Using Socket Services by Manipulating Dedicated Control Bits

Section 6-7

Note These response codes will be returned only on large, multilevel networks.

TCP Socket Receive Request

000D

Remote IP address parameter error (EACCES).

003E

Internal buffer cannot be obtained due to high reception traffic
(ENOBUFS).

0042
(See note.)

Error (EMSGSIZE).

0044

ICMP data received (ENOPROTOOPT).

0045

Error in communications with remote node (ECONNABORTED).

0049

The same port number has been specified more than once (EAD-
DRINUSE).

004A

Error (ECONNREFUSED) or the remote node has not been opened
as passive socket.

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 to
Active Open.

004E

Remote IP address parameter error (ENETUNREACH).
The network ID is not in the IP router table or router settings are
incorrect.

0051

Remote IP address parameter error (EHOSTUNREACH).
The router settings are incorrect.

0053

Communications error with remote node (ETIMEDOUT).
No remote node.

0081

The specified socket was closed during open processing.

Response

code

Meaning

0000

Normal end

0302

CPU Unit error; cannot execute.

1100

Number of receive bytes not in allowable range.

1101

The area designation of the Send/Receive Data Address is not in
allowable 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

Specified socket has not been connected.

2211

Unit is busy; cannot execute.

2607

Specified Socket Service Parameter Area is already being used for
another socket.

003E

Internal buffer cannot be obtained due to high reception traffic
(ENOBUFS).

0042
(See note.)

ICMP data received (EMSGSIZE).

0044
(See note.)

ICMP data received (ENOPROTOOPT).

0045
(See note.)

Error in communications with remote node (ECONNABORTED).

004B

Error in communications with remote node (ECONNRESET).

004E
(See note.)

ICMP data received (ENETUNREACH).

Response

code

Meaning

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