14.04
deb /ubuntu/ trusty main restricted universe multiverse
deb /ubuntu/ trusty-security main restricted universe multiverse
deb /ubuntu/ trusty-updates main restricted universe multiverse
deb /ubuntu/ trusty-proposed main restricted universe multiverse
deb /ubuntu/ trusty-backports main restricted universe multiverse
deb-src /ubuntu/ trusty main restricted universe multiverse
deb-src /ubuntu/ trusty-security main restricted universe multiverse
deb-src /ubuntu/ trusty-updates main restricted universe multiverse
deb-src /ubuntu/ trusty-proposed main restricted universe multiverse
deb-src /ubuntu/ trusty-backports main restricted universe multiverse
16.04.4
deb-src /ubuntu xenial main restricted #Added by software-properties
deb /ubuntu/ xenial main restricted
deb-src /ubuntu/ xenial main restricted multiverse universe #Added by software-properties
deb /ubuntu/ xenial-updates main restricted
deb-src /ubuntu/ xenial-updates main restricted multiverse universe #Added by software-properties
deb /ubuntu/ xenial universe
deb /ubuntu/ xenial-updates universe
deb /ubuntu/ xenial multiverse
deb /ubuntu/ xenial-updates multiverse
deb /ubuntu/ xenial-backports main restricted universe multiverse
deb-src /ubuntu/ xenial-backports main restricted universe multiverse #Added by software-properties
deb /ubuntu xenial partner
deb-src /ubuntu xenial partner
deb /ubuntu/ xenial-security main restricted
deb-src /ubuntu/ xenial-security main restricted multiverse universe #Added by software-properties
deb /ubuntu/ xenial-security universe
deb /ubuntu/ xenial-security multiverse
18.04
deb /ubuntu/ bionic main restricted universe multiverse
deb-src /ubuntu/ bionic main restricted universe multiverse
deb /ubuntu/ bionic-updates main restricted universe multiverse
deb-src /ubuntu/ bionic-updates main restricted universe multiverse
deb /ubuntu/ bionic-backports main restricted universe multiverse
deb-src /ubuntu/ bionic-backports main restricted universe multiverse
deb /ubuntu/ bionic-security main restricted universe multiverse
deb-src /ubuntu/ bionic-security main restricted universe multiverse
deb /ubuntu/ bionic-proposed main restricted universe multiverse
deb-src /ubuntu/ bionic-proposed main restricted universe multiverse
Debian 10
Debian 10 更换国内源 (中科大、网易源、阿里云)
如果报错，可以把dns设置为223.5.5.5
# 中科大源
deb /debian buster main contrib non-free
deb /debian buster-updates main contrib non-free
deb /debian buster-backports main contrib non-free
deb /debian-security/ buster/updates main contrib non-free