# DNS
# SmartDNS
增加配置
$ vim /usr/lib/systemd/system/smartdns.service
$ chmod 754 /usr/lib/systemd/system/smartdns.service
$ systemctl daemon-reload
systemd
[Unit]
Description=smart dns server
After=network.target
StartLimitBurst=0
StartLimitIntervalSec=60
[Service]
Type=forking
PIDFile=/var/run/smartdns.pid
#EnvironmentFile=/etc/default/smartdns
ExecStart=/home/software/smartdns/smartdns -p /var/run/smartdns.pid -c /home/software/smartdns/smartdns.conf
KillMode=process
Restart=always
RestartSec=2
[Install]
WantedBy=multi-user.target
Alias=smartdns.service
smartdns.conf
server-name smartdns
bind :20053 -group cn -no-rule-addr -no-rule-nameserver -no-rule-ipset -no-rule-soa -no-dualstack-selection
bind-tcp :20053 -group cn -no-rule-addr -no-rule-nameserver -no-rule-ipset -no-rule-soa -no-dualstack-selection
bind :20054 -group us -no-rule-addr -no-rule-nameserver -no-rule-ipset -no-rule-soa -no-dualstack-selection
bind-tcp :20054 -group us -no-rule-addr -no-rule-nameserver -no-rule-ipset -no-rule-soa -no-dualstack-selection
cache-size 512
tcp-idle-time 120
rr-ttl 600
rr-ttl-min 60
rr-ttl-max 600
log-level fatal
log-file /home/software/smartdns/smartdns.log
log-size 128K
log-num 2
speed-check-mode tcp:443,tcp:80,ping
prefetch-domain yes
serve-expired yes
serve-expired-ttl 0
server 119.29.29.29:53 -group cn
server 223.5.5.5:53 -group cn
server 202.141.162.123:5353 -group cn
server-tcp 101.6.6.6:5353 -group cn
server-tcp 8.8.8.8:53 -group us
server-tcp 80.80.80.80:53 -group us
server-tcp 208.67.222.222:5353 -group us
server-tcp 208.67.222.222:443 -group us
server-tcp 1.1.1.1:53 -group us
server-tls 8.8.8.8:853 -group us
server-tls 1.1.1.1:853 -group us
server-https https://cloudflare-dns.com/dns-query -group us
server-https https://dns.google/dns-query -group us
# Dnsmasq
# DHCP
第一行是给特定的MAC打上标签 v 并且指定IP地址
第二行作用是给打了这个 v 标机的主机定制网关地址,
当然按第二行的格式还可以指定其他很多参数，比如dns
dhcp-host=set:v,06:D8:F5:C9:36:0E,192.168.9.2,pixel_3
dhcp-option=tag:v,3,192.168.9.60
dhcp-option=tag:v,6,192.168.9.60