5、yDNS传度-IP302传度www.top100summit.comTop100Case全球软件案例研究峰会StudiesOfTheYearsHappyDNS调度NameLocalDNSDNSServerOutIPServerDNSServerIP析解Proxy User IPSCacheN.D节点1UserIP求请起2.发异步HTTPUserHappyDNSUserIP1.HappyDNS解析www.top100summit.comTop100Case全球软件案例研究峰会StudiesOfTheYearsIP302调度异步同步中心节节节度器IP地址节节点节配分HTTP 302Cache求节节