public static String buildChatSDP(String ipAddress,int localPort,String protocol,String acceptTypes,String wrapperTypes,String setup,String path,String direction){
  return buildSDP(ipAddress,localPort,protocol,acceptTypes,wrapperTypes,null,null,null,setup,path,direction,null,0);
}

public static String buildChatSDP ( String ipAddress , int localPort , String protocol , String acceptTypes , String wrapperTypes , String setup , String path , String direction ) { return buildSDP ( ipAddress , localPort , protocol , acceptTypes , wrapperTypes , null , null , null , setup , path , direction , null , 0 ) ; }
build an sdp block for an one - 2 - one chat sessions
