Goal (sport) Goals can be disallowed if there is an infraction by the offensive team. The goal in lacrosse is tall and wide and a net is used to prevent the ball from reentering the field of play. Lacrosse goals are not positioned on the end boundary line, play often occurs behind the goal. In netball, a goal is scored when the ball is shot through a goal ring on a pole. In polo, a goal is scored if the ball passes completely between the goal posts, regardless of how far off the ground the ball is. The ball must be between
Denial-of-service attack to as "degradation-of-service" rather than "denial-of-service", can be more difficult to detect than regular zombie invasions and can disrupt and hamper connection to websites for prolonged periods of time, potentially causing more disruption than concentrated floods. Exposure of degradation-of-service attacks is complicated further by the matter of discerning whether the server is really being attacked or under normal traffic loads. The goal of DoS L2 (possibly DDoS) attack is to cause a launching of a defense mechanism which blocks the network segment from which the attack originated. In case of distributed attack or IP header modification (that depends on the