Omron W343-E1-07 User Manual

Page 141

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120

Using Socket Services with Socket Service Request Switches

Section 6-2

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

TCP Socket Active Open Request

004B
(See note.)

Error in communications with remote node (ECONNRESET).

004E
(See note.)

Remote IP address parameter error (ENETUNREACH).

0051
(See note.)

Remote IP address parameter error (EHOSTUNREACH).

0053

Error in communications with remote node (ETIMEDOUT) or remote
node does not exist.

0066

Internal memory cannot be obtained; cannot execute.

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.

0302

CPU Unit error; cannot execute.

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 open
request.

2211

Unit is busy; cannot execute.

2606

Specified socket is already open as UDP socket; cannot open TCP
socket.

2607

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

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.

Response

code

Meaning

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