{"version":"1.0","provider_name":"Jui-Nan Lin&#039;s Blog","provider_url":"https:\/\/jnlin.org","author_name":"jnlin","author_url":"https:\/\/jnlin.org\/author\/jnlin\/","title":"Unbound \u56de\u50b3 RR Set \u7684\u9806\u5e8f\u554f\u984c","html":"<a href=\"http:\/\/unbound.net\/\">unbound<\/a> \u662f\u500b\u8f15\u8584\u77ed\u5c0f\u597d\u7528\u7684 DNS Resolver\uff0c\u4e5f\u652f\u63f4 <a href=\"http:\/\/www.dnssec.net\/\">DNSSEC<\/a>\u3002\r\n\r\n\u9019\u5e7e\u5929\u525b\u597d\u9047\u5230\u4e00\u500b\u554f\u984c\uff1a\u6709\u4e00\u7d44 Cluster \u7684 Server Loading \u5206\u5e03\u4e0d\u5747\uff0c\u4f46\u4e00\u500b\u5c0f\u6642\u5f8c Loading \u6703\u8f49\u79fb Server\uff0c\u539f\u672c\u6709 Loading \u7684\u8b8a\u6210\u6c92 Loading\uff0c\u539f\u672c\u6c92 Loading \u7684\u8b8a\u6210\u6709 Loading\u3002\r\n\u7d93\u904e\u6aa2\u67e5\u4e4b\u5f8c\u767c\u73fe\u662f Unbound \u56de\u50b3 Resource Record (RR) \u7684\u9806\u5e8f\u554f\u984c\u3002\r\n\r\n\u6309\u7167<a href=\"http:\/\/www.mail-archive.com\/unbound-users@unbound.net\/msg00545.html\">\u9019\u7bc7 Maillist<\/a> \u7684\u8aaa\u6cd5\uff0cunbound \u5728\u56de\u50b3\u7d50\u679c\u7684\u6642\u5019\uff0c\u6703\u5b8c\u5168\u6309\u7167\u539f\u672c\u7d50\u679c\u7684\u8cc7\u8a0a\u56de\u50b3\uff0c\u5305\u542b RR \u7684\u9806\u5e8f\u3002\u6240\u4ee5 RR \u7684\u9806\u5e8f\u6703\u56fa\u5b9a\u4e00\u500b TTL (\u88ab unbound cache \u4f4f\u4e86)\uff0c\u800c\u525b\u597d\u6211\u5011\u628a TTL \u8a2d\u70ba\u4e00\u500b\u5c0f\u6642\u3002\r\n\r\n\u9664\u4e86\u628a TTL \u8a2d\u77ed\u4e00\u4e9b\u5916\uff0c\u5beb Client \u7a0b\u5f0f\u7684\u6642\u5019\uff0c\u5982\u679c\u8003\u616e\u6709\u4f7f\u7528\u5230 DNS Round Robin \u4f86\u4f5c Load Balance \u7684\u8a71\uff0c\u6700\u597d\u4e0d\u8981\u56fa\u5b9a\u4f7f\u7528\u56de\u50b3\u7684\u7b2c\u4e00\u500b RR \u6703\u6bd4\u8f03\u597d\u3002","type":"rich"}