关于在Linux下如何搭建DNS服务器（linux如何配dns）一篇读懂

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文章摘要

本文介绍了名为`named.conf`的配置文件，由Red Hat的bind包提供，用于配置ISC BIND named(8) DNS服务器作为本地DNS resolver，仅支持缓存功能。文章详细列出了配置文件的主要选项，包括监听端口设置、目录配置、日志文件路径、DNSsec启用等，并强调了其支持递归查询、DNSsec验证以及依赖的配置文件和日志管理。文章还指出，配置文件的详细信息和选项可参考相关文档。

//
// named.conf
//
// Provided by Red Hat bind package to configure the ISC BIND named(8) DNS
// server as a caching only nameserver (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
// See the BIND Administrator’s Reference Manual (ARM) for details about the
// configuration located in /usr/share/doc/bind-{version}/Bv9ARM.html

options {
listen-on port 53 { any; };
# listen-on port 53 { 127.0.0.1; };
listen-on-v6 port 53 { ::1; };
directory “/var/named”;
dump-file “/var/named/data/cache_dump.db”;
statistics-file “/var/named/data/named_stats.txt”;
memstatistics-file “/var/named/data/named_mem_stats.txt”;
recursing-file “/var/named/data/named.recursing”;
secroots-file “/var/named/data/named.secroots”;
allow-query { any; };
# allow-query { localhost; };

recursion yes;

dnssec-enable yes;
dnssec-validation yes;

bindkeys-file “/etc/named.root.key”;

managed-keys-directory “/var/named/dynamic”;

pid-file “/run/named/named.pid”;
session-keyfile “/run/named/session.key”;
};

logging {
channel default_debug {
file “data/named.run”;
severity dynamic;
};
};

zone “.” IN {
type hint;
file “named.ca”;
};

include “/etc/named.rfc1912.zones”;
include “/etc/named.root.key”;