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    ̸ؾdns⣬ôڶ̬ĸؾ⣬ҲõַķӦÿһЩʲô⣬ּܸǴʲôĺôأǾϸһ⡣ϣͨƪµϸܣô˽dnsչԽܡ

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    żӦõ㷺,ڻϵĸҲӵ,⾭·޷Ӧ,ӰһЩӦóı?,ķǶ̬?һǽǿķ,һ;ǽͻɢ?ǽһķ,ַͨʵһƽ,ԱһЩڷæķdzе״̬?似Ϊ缼һҪ?

    ô:,ÿTCP̻32صڴ,,һ32MBڴķ֧100?,ڶӵͬݵķ,ûϲԼľ(һЩ)һЩؽСķ,˵,GetRightͿѡһϼѵķFTP?

    ,ǿԿͨڵؼ״ָ̬ѷʵķ?ڶиݷض̬ļ֮Ϊ̬ؾ?ܿԼ(dns),Ϊͳ䵱˽ͻҪ,ԵdnsΪdlbdns(dynamicloadbalancedns)?,ѷָͨһ㷨ijķ?

    ,ǽҪͨdlbdnsdnsչĺô?,DZҪdlbdnsӦôﵽ:

    (1)µƱԭdnsӦü?

    (2)ƱҪ?

    (3)ؾٶЧ?

    (4)һڶߴ?

    (5)һӦӦ̬ز?

    (6)ԷļӦɲͬĽ?

    (7)TTLֵӦΪСԷַֹĻӦ?

    (8)յӦһͨԵַ,Աͬʱڼ򵥵?ĺͶ̬?

    (9)ԴӦӦ?

    (10)ؾĹ̶û˵͸?

    ؾģ

    ָؾģͿɹʹ:,RFC1794ʹһرԴⲿԴϢĸؾⷽ,,һµַͨ?ǴϢ,̬ĻǿҪϢ,нѭش?ͬʱ,Ҳָ֧ݱӦĶ̬/̬?

    ڶģͨһרŵĸؾ󲢽ָһѷ?ɸطڲʹIPַ?ַҪڱصطȺмһ̨ʹеԴ?

    ģͨһԶ̼ϵͳӲͬ,Ӷṩdnsһ?ƿ԰޷ֱӹ۲ϵͳ,ͬʱṩûԷʱIJ?ַʽҪԶмӲҷַ?

    һַͨڲϵͳӷ,ṩdnsķ?ҪŵάԺ͹,Ҳûаȫ?dlbdnsʹõַʽ?

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