Hehe, díky 
 Myslel jsi to takto ?
public Pattern ipPattern = Pattern.compile("([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5])");Hehe, díky 
 Myslel jsi to takto ?
public Pattern ipPattern = Pattern.compile("([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5]).([01]?\\d\\d?|2[0-4]\\d|25[0-5])");