安装DNSMasq
安装
sudo apt update
sudo apt install dnsmasq
配置
默认配置,外部电脑是访问DNS 53
端口的,需要配置listen-address
查看本机IP地址:
ubuntu@10-9-124-19:~$ ip addr
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1454 qdisc pfifo_fast state UP group default qlen 1000
link/ether 52:54:00:c9:32:c3 brd ff:ff:ff:ff:ff:ff
inet 10.9.124.19/16 brd 10.9.255.255 scope global eth0
valid_lft forever preferred_lft forever
然后修改/etc/dnsmasq.conf
listen-address=127.0.0.1,10.9.124.19
重启服务
sudo systemctl restart dnsmasq
测试DNS解析
在网内另一台机器执行nslookup检查DNS解析是否可用
➜ ~ nslookup www.qq.com 10.9.124.19
Server: 10.9.124.19
Address: 10.9.124.19#53
Non-authoritative answer:
Name: www.qq.com
Address: 180.163.26.39
简单解决墙内DNS污染
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