81011 means that the host name is not valid or the server is not responding.
Do an exact search on 81011, you will find many discussions around it.
- Verify if Datastage is up and running. You can either do a command line ping or go to control panel and check if the services are running.
- Try specifying the IP address rather than the host name.
- Check for any firewalls
- try in your Command window pinging your localhost.
- >ping localhost
- If Server and Client are in the same machine try 127.0.0.1 Or ‘localhost’