debian11.8 simple configuration
1. system install
1) download link: https://cdimage.debian.org/mirror/cdimage/archive/11.8.0/amd64/iso-dvd/
2) when install debian, create new user to login with password. by default, root is not allowed to login with a password.
3) use a network mirror
2.upload public key
mkdir /root/.ssh && chmod 700 /root/.ssh
upload Identity.pub into /root/.ssh
mv Identity.pub authorized_keys && chmod 600 authorized_keys
3.update source.list(optional)
note: debian11.8 codename bullseye
mv /etc/apt/sources.list /etc/apt/sources.list.bak
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye-updates main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye-updates main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye-backports main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bullseye-backports main contrib non-free
deb https://security.debian.org/debian-security bullseye-security main contrib non-free
# deb-src https://security.debian.org/debian-security bullseye-security main contrib non-free
4. update vim
apt remove vim-tiny
apt remove vim-common
apt install vim
5. add sudo for user
echo "username ALL=(ALL:ALL) ALL" | sudo tee /etc/sudoers.d/username
6. software install
1) apt update
2) apt install build-essential
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