DNS refers to the Domain Name System, which is a directory that connects names to numerical Internet addresses.
DNS指的是域名系统，它是一个目录，将名称连接到数字互联网地址。
DNS refers to the Domain Name System, which is a directory that connects names to numerical Internet addresses.
DNS指的是域名系统，它是一个目录，将名称连接到数字互联网地址。
If the two host names are configured in DNS, configure the correct DNS server for the two hosts.
如果使用DNS配置两个主机名，那么要为两台主机配置正确的DNS服务器。
Usually you should set this to the next highest DNS server in the hierarchy.
通常，您应该将其设置为该层次结构中的下一个最高DNS服务器。
You will see the suffix in the list of current suffix DNs in the right pane.
您将看见那个后缀已经位于右侧面板中的当前后缀专有名称列表中。
To set up a DNS server within a UNIX server or client, you need a DNS daemon, which answer queries about one or more domains.
要在UNIX服务器或客户端中设置DNS服务器，您需要DNS守护进程，此守护进程将回答一个或多个域的查询。
When the client's DNS cache is empty (for both the browser and the operating system), the number of DNS lookups is equal to the number of unique hostnames in the web page.
空 （用于浏览器和操作系统）客户端的DNS缓存时 DNS查找的数目是等于在网页上的唯一的主机名的数目。
Listing 6 shows the output during a Domain name Server (DNS) lookup for a hostname.
清单6显示了域名服务器(DNS)查找某个主机名期间的输出。
This server is your primary DNS server location.
该服务器是您的主dns服务器位置。
Secondary DNS servers transfer their zone information directly from the primary DNS server and keep a copy locally.
辅助DNS服务器直接从主dNS服务器传输其区域信息，并在本地保留副本。
Set this computer to use this DNS server as its preferred DNS server.
设置这台计算机使该DNS服务器作为其首选DNS服务器使用。
You can implement whitelist filters both privately (on the client) and at the DNS level.
可以私下(在客户机上)和在DNS级别上实现白名单过滤。
To prevent malevolent fiddling the DNS infrastructure itself needs to be secured, too.
为了防止恶意的诈骗，域名系统基础设施本身也需要保护。
Finally, browse to the DNS name of your load balancer.
最后，浏览您的负载均衡器的DNS名称。
If your system has a primary and secondary DNS server, and 4 global DNS servers to test, only the best 4 regional DNS servers will be used in the benchmark.
如果您的系统已有一个首选和备用DNS服务器，要对另外4全球DNS服务器进行测试，则只有最好的4个区域DNS会被用在基准测试里面。
The simplest solution is to use DNS CNAME records for your service endpoints.
最简单的解决方案是为你的服务端点使用DNSCNAME记录。
Listing 7 shows some of the system calls counted when using DNS for security.
清单7显示了在使用DNS确保安全时，对一些系统调用进行统计。
The most common daemon is BIND, and most implementations of a DNS server use BIND or a derivative of the BIND code as the basis for their DNS service.
最常见的守护进程是BIND，并且大多数DNS服务器实现都使用BIND或BIND代码的派生代码作为其DNS服务的基础。
This option selects how many requests should be tested for each DNS server.
这个选项选择每次有多少请求发送到每个DNS服务器对其进行测试。
Simply configure your network adapter, direct DNS to a valid DNS server, and you'll be surfing the Web in no time!
只需配置您的网络适配器，将DNS 指向有效的 DNS服务器，您立即就可以在网上冲浪！
Browser cache - The browser caches DNS records for some time.
浏览器缓存—浏览器会缓存DNS记录一段时间。
DNS lookups are cached for better performance.
更好的性能被缓存DNS查找。
Whitelist filters could be enabled on the client and at the DNS level.
可以在客户机上启用DNS级别的白名单过滤。
See the Resources section for further details on using a dynamic DNS service.
有关使用动态dns的更详细内容，请参阅参考资料一节的内容。
The DNS server returns the IP address to the client.
该DNS服务器将IP地址返回给客户端。
Taking Back the DNS (Paul Vixie) -- defining a spec whereby you can subscribe to blacklists for DNS, as Most new domain names are malicious.
设定了一个规范使得你可以订阅DNS的黑名单，合作者可以分享域名黑名单。发现：绝大多数新域名是有恶意的。
He is also co-developing a currently unreleased configuration editor for DNS.
他还在合作开发用于DNS的目前尚未发行的配置编辑器。
Identity services must be as transparent and reliable as DNS services.
身份服务也必须能够像DNS服务那样透明可靠地工作。
Identity services must be as transparent and reliable as DNS services.
身份服务也必须能够像DNS服务那样透明可靠地工作。
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