server

build a

• 数据库服务器
• 网站服务器

ipv6 DNS

2400:3200::1
2001:4860:4860::8888

proxy

# system_proxy
export proxy="http://172.21.15.197:2080"
export http_proxy=$proxy
export https_proxy=$proxy
export ftp_proxy=$proxy
export no_proxy="localhost, 127.0.0.1, ::1, 192.168.0.0/16, 172.16.0.0/12, 10.0.0.0/8"

# apt_proxy
Acquire::http::Proxy "http://172.21.15.197:2080/";
Acquire::https::Proxy "http://172.21.15.197:2080/";