$session->propertySubscribeAll( $flags,$class_pattern,
     $instance_pattern,
     $property_pattern, $interval);

The propertySubscribeAll() function subscribes to changes in all the matching properties in the matching objects.

The meaning of the $flags is described for the subscribe() session function.

The actions of this call are reversed by propertyUnsubscribeAll(). The section “propertyUnsubscribeAll” on page 102 provides additional information.

 $session->propertySubscribeAll( 0, "Router", "gw1",
      ".*", 30 );