1. 부팅 오류 해결

[Ubuntu 18.04] A start job is running for wait for Network to be Configured

sudo systemctl mask systemd-networkd-wait-online.service

2. 파일 백업

curl <http://skyrich3.synology.me/~Huni/huni_backup.tar.gz> -o huni_backup.tar.gz
sudo mv huni huni_org
sudo tar zxf huni_backup.tar.gz
sudo rm -rf huni_org

3. 와이파이 설정

• 설치

sudo apt install dkms

cd rtl88x2bu
VER=$(sed -n 's/\\PACKAGE_VERSION="\\(.*\\)"/\\1/p' dkms.conf)
sudo rsync -rvhP ./ /usr/src/rtl88x2bu-${VER}
sudo dkms add -m rtl88x2bu -v ${VER}
sudo dkms build -m rtl88x2bu -v ${VER}
sudo dkms install -m rtl88x2bu -v ${VER}
sudo modprobe 88x2bu

cilynx/rtl88x2bu

• 설정 및 연결

sudo apt install net-tools
sudo apt install wireless-tools

# 무선랜카드 확인
sudo lshw -C Network

# 무선랜카드 활성화
sudo ifconfig wlx88366cf8c6cb up

# 와이파이 검색
sudo iwlist wlx88366cf8c6cb scan

# 와이파이 연결
sudo apt install wpasupplicant
wpa_passphrase "chaming-2.4G" "password" | sudo tee /etc/wpa_supplicant.conf
sudo wpa_supplicant -B -c /etc/wpa_supplicant.conf -i wlx88366cf8c6cb
sudo dhclient wlx88366cf8c6cb

• 부팅시 자동 연결

sudo cp /lib/systemd/system/wpa_supplicant.service /etc/systemd/system/wpa_supplicant.service
sudo vi /etc/systemd/system/wpa_supplicant.service

ExecStart=/sbin/wpa_supplicant -u -s -c /etc/wpa_supplicant.conf -i wlx88366cf8c6cb
Restart=always
#Alias=dbus-fi.w1.wpa_supplicant1.service

sudo vi /etc/systemd/system/dhclient.service

[Unit]
Description= DHCP Client
Before=network.target
After=wpa_supplicant.service

[Service]
Type=forking
ExecStart=/sbin/dhclient wlx88366cf8c6cb -v
ExecStop=/sbin/dhclient wlx88366cf8c6cb -r
Restart=always
 
[Install]
WantedBy=multi-user.target

sudo systemctl daemon-reload
sudo systemctl enable wpa_supplicant.service
sudo systemctl enable dhclient.service

Connect to Wi-Fi From Terminal on Ubuntu 18.04/20.04 with WPA Supplicant - LinuxBabe

4. SSH 설정

‣

5. ZSH 설정

sudo apt install zsh
chsh -s $(which zsh)
zsh

6. Tmux 설정