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[Arch] 安裝(Virtualbox)

BIOS system 分割磁碟， /dev/sda1 給 1G，其餘給 /dev/sda2 fdisk /dev/sda mkswap /dev/sda1 mkfs.ext4 /dev/sda2 mount /dev/sda2 /mnt swapon /dev/sda1 安裝(arch 核心、linux 核心、韌體) pacstrap -K /mnt base linux linux-firmware 其他套件(非必要) pacstrap -K /mnt vim sudo openssh docker docker-compose bash-completion 產生 fstab # -U Use UUIDs for source identifiers genfstab -U /mnt >> /mnt/etc/fstab Chroot arch-chroot /mnt Time zone ln -sf /usr/share/zoneinfo/Asia/Taipei /etc/localtime # generate /etc/adjtime hwclock --systohc Localization 在/etc/locale.gen裡面把en_US.UTF-8 UTF-8、zh_TW.UTF-8 UTF-8解除註解。 locale-gen echo "LANG=en_US.

January 20, 2023 Read
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[Linux] Ubuntu SSH 連線

更改 port 可以直接修改/etc/ssh/sshd_config裡面的 Port 設定(解開註解修改)，或直接新增一個檔案： sudo echo "Port 22" >> /etc/ssh/sshd_config.d/port.conf sudo ufw status verbose sudo ufw allow 22 重啟 sshd service sshd restart https://www.hostinger.com/tutorials/how-to-change-ssh-port-vps

November 15, 2022 Read
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[Linux] CentOS 8 設定網路靜態IP

查詢IP $ ip a 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: enp0s3: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 08:00:27:85:fe:50 brd ff:ff:ff:ff:ff:ff inet 10.0.2.15/24 brd 10.0.2.255 scope global noprefixroute enp0s3 valid_lft forever preferred_lft forever inet6 fe80::98e4:9fbc:ba91:db3f/64 scope link noprefixroute valid_lft forever preferred_lft forever 修改網路設定 修改網路介面設置如下，檔案名稱預設為ifcfg-網路介面(網路卡)名稱，舉例來說安裝好 CentOS 預設的網路卡 enp0s3 設定檔：/etc/sysconfig/network-scripts/ifcfg-enp0s3

June 16, 2020 Read
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[Linux] Ubuntu 20.4 以 netplan 設定網路靜態IP

Ubuntu 自 17.10 以後就可以用 netplan 設置網卡~ 檢查網路介面 以 ip a 可以看到我的 ubuntu 有2個網路介面分別是 lo、enp0s3，對應到 loopback、有線網卡 $ ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 08:00:27:6a:7b:e3 brd ff:ff:ff:ff:ff:ff inet 10.

June 13, 2020 Read