original_string: public function realWalk($oid, $suffixAsKey = false) {
          try {
              $return = $this->_lastResult = $this->_session->walk($oid, $suffixAsKey);
          } catch (Exception $exc) {
              $this->close();
              throw new Exception("Erro '{$this->_session->getError()}' with execute WALK OID ({$oid}): " . $exc->getMessage());
          }
  
          return $return;
      }
code: public function realWalk($oid, $suffixAsKey = false) {
          try {
              $return = $this->_lastResult = $this->_session->walk($oid, $suffixAsKey);
          } catch (Exception $exc) {
              $this->close();
              throw new Exception("Erro '{$this->_session->getError()}' with execute WALK OID ({$oid}): " . $exc->getMessage());
          }
  
          return $return;
      }
code_tokens: public function realWalk ( $ oid , $ suffixAsKey = false ) { try { $ return = $ this -> _lastResult = $ this -> _session -> walk ( $ oid , $ suffixAsKey ) ; } catch ( Exception $ exc ) { $ this -> close ( ) ; throw new Exception ( "Erro '{$this->_session->getError()}' with execute WALK OID ({$oid}): " . $ exc -> getMessage ( ) ) ; } return $ return ; }
docstring: Proxy to the snmp2_real_walk command
  
  @param string $oid The OID to walk
  @return array The results of the walk
docstring_tokens: Proxy to the snmp2_real_walk command