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啊……赵文华更加糊涂。Reflective attacks typically use protocols that do not require authentication or handshake, The reflection attack needs to forge the source ip address of the requested data into the ip address of the target. If the protocol used requires authentication or handshake, the authentication or handshake process cannot be completed and the next attack cannot be carried out. Therefore, most reflection attacks are carried out by network services based on udp protocol.Manual Focus (MF): Manually adjust the focusing mode, similar to the lens contraction and extension of SLR, so that the focus can be completely controlled by yourself.4. "Towing lamp" means a yellow lamp having the same characteristics as the "tail lamp" mentioned in paragraph 3 of this Article.13岁的霍莉·霍比(Holly Hobbie)和她的家人住在柯林斯维尔(Collinsville)，一个风景如画、具有主流街道价值观的北美小镇。每一集都讲述了霍莉努力让世界变得更美好，同时应对成长过程中的日常挑战——从欺凌弱小到爆发，从被压到宵禁。霍莉在第一季的主要任务是拯救苦苦挣扎的Calico Café由她的祖母经营，因为她和艾米(最好的朋友从两岁起)的关系受到了新女孩的到来，派珀的考验。霍莉是一名崭露头角的歌手/词曲作者，她的原创音乐朗朗上口(Ruby Jay, 485k IG粉丝)在霍莉的开麦活动现场表演，在Café上连接每一集的情节。