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In the process of DNS resolution, the client initiates a query request, and the DNS server may need to make additional queries to complete the resolution process and give a response, which will consume certain computing and network resources. If an attacker uses a large number of controlled hosts to continuously send resolution requests for different domain names, the cache of the DNS server will be continuously refreshed, and the failure of a large number of resolution requests to hit the cache will cause the DNS server to consume additional resources for iterative queries, which will greatly increase the resource consumption of the DNS server.张良先生对局势可是看的和全面。本身就没有多少城池，最为关键的也就是都城江陵了。本片为徐增宏导演，申江编剧，何莉莉饰玉面飞狐。故事描述，玉面阎罗夏梧与司马秋同为镖局金娄文之义子，后司马镖伤夏之脸，并将师父杀死；夏带秘笈抱初生女儿逃走，司马更乘怀孕中的夏妻昏倒时姦污了她。夏抱女入山修练，并传武艺予女儿玉面飞狐，命她出山向司马劫镖报仇。后飞狐遭司马擒住，幸为护镖的铁笛书生徐绳武所救。飞狐回山后，父疑心其与徐有私情，把她关在地窟中……CID的王警官（万辛良）是一名负责稽查毒品的警员。阮世强曾经是一个精明干练的杀手。阮世强的儿子及现任女友的妹妹都被黑社会的毒贩引诱吸毒而死。因此他十分痛恨香港毒贩。并且商业巨子的利用下开始追杀香港两大贩毒帮派的头目。王警官本是负责追查阮世强的，但看到阮所做的都是在帮助正义和警方。非但没有把阮缉拿归案，而且帮助阮一起与毒贩抗衡到底，形成了虎豹小子的好搭档……The banking industry has adopted a certain degree of cooperation mechanism when attacked. All information they disclose will be strictly protected and will only be shared with their internal counterparts. This collaborative approach, which combines restrictive mechanisms, enables the banking industry to perform better than most other industries in terms of safe collaboration.