Windows TCP Socket Error Codes

1. 11001 WSAHOST_NOT_FOUND

Host not found.

Check the hostname and your DNS server is working.

2. 10035 WSAEWOULDBLOCK

Resource temporarily unavailable.

Too many TCP connections. Check netstat to see how many connections are currently open.

3. 10048

Address already in use.

4. 10060

Connection timed out.

5. Links

Windows Sockets Error Codes [MSDN]