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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