HttpRetryException: cannot retry due to server authentication

PROBLEM:

Caused by: java.net.HttpRetryException: cannot retry due to server authentication, in streaming mode
 at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1134)
 at java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:373)
 at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.handleResponse(HTTPConduit.java:1937)
 at org.apache.cxf.transport.http.HTTPConduit$WrappedOutputStream.close(HTTPConduit.java:1865)
 at org.apache.cxf.transport.AbstractConduit.close(AbstractConduit.java:66)
 at org.apache.cxf.transport.http.HTTPConduit.close(HTTPConduit.java:593)
 at org.apache.cxf.interceptor.MessageSenderInterceptor$MessageSenderEndingInterceptor.handleMessage(MessageSenderInterceptor.java:62)
 ... 7 more

SOLUTION:

((BindingProvider)port).getRequestContext().put(BindingProvider.USERNAME_PROPERTY, "root");
((BindingProvider)port).getRequestContext().put(BindingProvider.PASSWORD_PROPERTY, "exo");