例如,本地的DNS服务器会向最接近(比如属于同一个IP地址段或者同一个ISP)的DNS服务器去要求帮忙找寻该名称的IP地址.在另一台服务器上也有相同的动作的查询,当查询到后会回复原本要求查询的服务器,该DNS服务器在接收到另一台DNS服务器查询的结果后,先将所查询到的主机名称及对应IP地址记录到高速缓存区中,最后在...
server IP: 指明使用哪个DNS server进行查询 set q=RR_TYPE: 指明查询的资源记录类型 NAME: 要查询的名称 4.5.4 rndc 命令 利用rndc工具可以实现管理DNS功能 rndc 监听端口: 953/tcp 命令格式: rndc COMMANDCOMMAND: status: 查看状态 reload: 重载主配置文件和区域解析库文件 reload zonename: 重载区域解析库文...
Usage: rndc [-c config] [-s server] [-p port] [-k key-file ] [-y key] [-V] command command is .e of the following: reload Reload configuration file and zones. reload zone [class [view]] Reload a single zone. refresh zone [class [view]] Schedule immediate maintenance for a zo...
你可以最多写上三个地址,作为前一个失败时的候选dns服务器。“domain Linuxidc.com”指定默认的域。 (4)/etc/named.conf文件,是dns server配置的核心文件。内容如下: [root@netfinity named]# more /etc/named.conf // // named.conf for Red Hat caching-nameserver // options { directory "/var/named...
安装程序默认将应用程序安装在/usr/local/bin下,如DNS调式工具dig,解析DNS工具nslookup;服务器程序放在/usr/local/sbin目录下,DNS管理工具rndc,named。 [root@happyboy bind-9.4.0]# vi /etc/nameed.conf 手动创建配置文件,内容如下: options { directory "/var/named"; ...
Some command options require a DNS zone transfer, which often is not allowed by the DNS server. Be aware of this, particularly for external name resolution servers or other DNS servers you don't manage. Finally, don't forget thatpingis a good place to start. It's a quick way of determ...
If you are having issues reaching your website, you may need to flush your Linux DNS cache. Learn how to do that for various Linux system configurations.
Next, we’ll set Google’s 8.8.8.8 DNS server for lookups.> server 8.8.8.8Now, let’s query the A record of stackoverflow.com to find its IP address.> set type=A> stackoverflow.comServer: 8.8.8.8Address: 8.8.8.8#53Non-authoritative answer:Name: stackoverflow.comAddress: 104.18.32.7...
The Domain Name System (DNS) is used to resolve (translate) hostnames to internet protocol (IP) addresses and vice versa. A DNS server, also known as a names...
KyleAndKelly/Linux-Command-Set 一个小时学会所有Linux核心命令 文件相关命令 文件属性操作 文件属性组成 Linux上的一个文件属性组成如上,需要注意的是第二部分,格式如下 文件类型 当为[ d]则是目录 当为[ -]则是普通文件; 若是[ l]则表示为链接文档(link file);...