public function __construct($schemeId, $phoneTo, $sipNumber = 101)
 {
     $this->tree = $schemeId;
     $this->phoneTo = $phoneTo;
     $this->sipNumber = $sipNumber;
     parent::__construct();
 }
 public function __construct($phoneFrom, $phoneTo, $sipNumber = 101, $sipNumber2 = 102)
 {
     $this->sipNumber = $sipNumber;
     $this->sipNumber2 = $sipNumber2;
     $this->phoneFrom = $phoneFrom;
     $this->phoneTo = $phoneTo;
     parent::__construct();
 }
 public function __construct($phoneTo, $sipNumber = 101)
 {
     $this->phone = $phoneTo;
     $this->sipNumber = $sipNumber;
     parent::__construct();
 }