GWTDOMAIN tries to connect to a remote domain domain_name using the port number and IP address as specified by ip_address failed with network error code specified. This can be caused by network failure, wrong IP address or port number in the configuration, or the remote GWTDOMAIN not yet up and running, or the remote GWTDOMAIN has not yet able to open the listening end, or the remote GWTDOMAIN opened different end point then what specified in the local domain configuration file.