1 安裝參考上一篇:

VMware Workstation 虛擬機安裝 ubuntu 24.04 server 詳細教程 服務器安裝圖形化界面-CSDN博客

2 網絡配置

#安裝
sudo apt install  net-tools

#查看
ifconfig

?#修改網絡配置

sudo vim  /etc/netplan/50-cloud-init.yaml
network:version: 2ethernets:ens33:dhcp4: noaddresses: [192.168.50.19/24]gateway4: 192.168.50.1nameservers:addresses: [192.168.50.1,114.114.114.114]
#啟用
sudo  netplan apply
#查看
ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00inet 127.0.0.1/8 scope host lovalid_lft forever preferred_lft foreverinet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000link/ether 00:0c:29:a2:94:12 brd ff:ff:ff:ff:ff:ffaltname enp2s1inet 192.168.50.19/24 brd 192.168.50.255 scope global ens33valid_lft forever preferred_lft foreverinet6 fe80::20c:29ff:fea2:9412/64 scope link valid_lft forever preferred_lft forever

3 ssh ?配置

#默認安裝之后，Xshell 5 登錄直接報錯:找不到匹配的host key算法。

vim /etc/ssh/sshd_config
HostKeyAlgorithms +ssh-rsa
PubkeyAcceptedKeyTypes +ssh-rsa
#重啟ssh服務
sudo systemctl  restart ssh

#登錄還報錯，服務器發送了一個意外的數據包。received:3,expected:20

sudo vi /etc/ssh/sshd_config
KexAlgorithms curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group14-sha1
#
sudo systemctl  restart ssh

# 再次連接正常，ubuntu ssh 版本高，xshell 用6以上高版本正常

ssh  -V
OpenSSH_9.6p1 Ubuntu-3ubuntu13, OpenSSL 3.0.13 30 Jan 2024

4 修改主機名字

sudo hostnamectl set-hostname ubuntuserver
#查看名字
hostname
ubuntuserver
#配置名字和IP關聯
sudo vim /etc/hosts

6? 增加用戶

sudo  adduser test
#根據提示，填寫信息即可
#增加用戶sudo權限
sudo  vim  /etc/sudoers
test    ALL=(ALL:ALL) ALL