桌面/命令行

Ubuntu Desktop (中文 + 最小安装)

Fedora Workstation

sudo systemctl set-default graphical.target  
sudo systemctl set-default multi-user.target  

静态IP

ubuntu sudo netplan apply

步骤1
sudo nano /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
network: {config: disabled}

步骤2
mv /etc/netplan/50-cloud-init.yaml /home

步骤3
sudo nano /etc/netplan/01-netcfg.yaml
network:
  version: 2
  renderer: networkd  # 图形界面 NetworkManager
  ethernets:
    ens33:
      dhcp4: no
      addresses:
        - 192.168.100.130/24
      routes:
        - to: 0.0.0.0/0
          via: 192.168.100.2
      nameservers:
          addresses: # DNS
            - 223.5.5.5
            - 8.8.8.8

动态地址
network:
  version: 2
  renderer: networkd
  ethernets:
    ens33:
      dhcp4: yes

RPM systemctl status NetworkManager

yum install vim bash-completion
# nmcli con mod ens160 ipv4.address 10.100.0.5/24    #修改IP地址
# nmcli con mod ens160 ipv4.gateway 10.100.0.1        #修改网关
# nmcli con mod ens160 ipv4.dns 10.100.0.1        #修改DNS
# nmcli con mod ens160 ipv4.method manual        #修改IP为手动配置
# nmcli con mod ens160 connection.autoconnect yes    #启用网卡开机自动连接

启用网卡连接
nmcli con up ens160 

查看修改后的IP地址
ip addr show ens160

重新加载网络配置
nmcli c reload

重启网卡（下面的三条命令都可以）
nmcli c up ens160
nmcli d reapply ens160
nmcli d connect ens160

openssh-server

systemctl status sshd

$ /etc/ssh/sshd_config:
PasswordAuthentication yes
PermitRootLogin yes

$ ssh -V
OpenSSH 从 8.8 版本开始默认禁用了 ssh-rsa 算法

$ vi ~/.ssh/config
StrictHostKeyChecking no
UserKnownHostsFile /dev/null

Host *
  HostkeyAlgorithms +ssh-rsa
  PubkeyAcceptedAlgorithms +ssh-rsa

Ubuntu Image

修改 locale

apt update
apt install language-pack-en  
执行 locale -a

默认
cat /etc/default/locale
LANG=C.UTF-8

修改为
LANG=en_US.UTF8
LC_ALL=en_US.UTF8
LANGUAGE=enUS:en

开发工具

apt install build-essential
apt install vim less git wget curl

sudo apt install qtbase5-dev qtcreator
sudo apt install rsync
sudo apt install neofetch cpu-x

sudo apt install fcitx5
运行Fcitx5配置，添加五笔拼音，Ctrl+空格。
运行输入法设置，选择fcitx5

sudo apt install ntp -y
sudo systemctl status ntp
解决flatpak网络问题

禁止自动更新

sudo sed -i.bak 's/1/0/' /etc/apt/apt.conf.d/10periodic
sudo sed -i.bak 's/1/0/' /etc/apt/apt.conf.d/20auto-upgrades
sudo systemctl disable unattended-upgrades
sudo systemctl disable apt-daily.timer
sudo systemctl disable apt-daily.service
sudo systemctl disable apt-daily-upgrade.timer
sudo systemctl disable apt-daily-upgrade.service
#可选
sudo apt remove unattended-upgrades
sudo apt remove update-notifier

禁用内核更新
sudo apt-mark hold linux-generic linux-image-generic linux-headers-generic
# 恢复内核更新
sudo apt-mark unhold linux-generic linux-image-generic linux-headers-generic

(笔记本电脑)禁止休眠

vi /etc/systemd/sleep.conf

[Sleep]
AllowSuspend=no
AllowHibernation=no
AllowSuspendThenHibernate=no
AllowHybridSleep=no

(笔记本电脑)禁用挂起功能

末尾追加 /etc/systemd/logind.conf
重启服务 systemctl restart systemd-logind

HandleSuspendKey=ignore
HandleHibernateKey=ignore
HandleLidSwitch=ignore
HandleLidSwitchExternalPower=ignore
HandleLidSwitchDocked=ignore

Fedora Image

sudo dnf install @development-tools
sudo dnf install cmake ninja-build
sudo dnf install @rpm-development-tools
sudo dnf install clang
sudo dnf install fedora-packager rpmdevtools

sudo yum install virt-viewer
sudo yum install virt-manager
sudo yum install remmina
sudo yum install rpi-imager
sudo yum install squid

firewall

sudo firewall-cmd --permanent --add-service=mysql
sudo firewall-cmd --reload
sudo firewall-cmd --list-all

$ sudo firewall-cmd --list-all
FedoraWorkstation (default, active)
  target: default
  ingress-priority: 0
  egress-priority: 0
  icmp-block-inversion: no
  interfaces: eno1
  sources: 
  services: dhcpv6-client http mdns samba-client ssh
  ports: 1025-65535/udp 1025-65535/tcp
  protocols: 
  forward: yes
  masquerade: no
  forward-ports: 
  source-ports: 
  icmp-blocks: 
  rich rules: