I have been served to go to court for custody and child support of a child that no parenty has been establish . The child is 11 months old.

Lawyers.com offers general information and not legal advice.  Under the facts, as presented, if you have been properly served you must obey the request to appear in court.  If you have concerns about the paternity of the child, when you appear, you may request that paternity be established.  The Court will order a DNA test and the case will probably be continued to another date for the results.  Once paternity is established, the court will order child support, consistent with the support guidelines.   As noted, Lawyer.com offers general information and not legal advice. It is recommended that you confer with an attorney to discuss your case in greater details. Most lawyers charge by the hour for office consultations.  Best of luck~