文章目录 1, centos6安装vnc服务端vnc常用命令设置vnc随机登录密码设置ssh 密钥文件登录：禁止密码登录 2, ubuntu安装vnc服务端3, windows 安装vncviewer客户端
1, centos6安装vnc服务端 # 1, install vncserveryum -y install epel-releaseyum -y install vnc-server # 2, 安装xfce桌面，安装中文输入法# yum grouplist|grep -i xfceyum -y groupinstall 'X Window system'yum -y groupinstall Xfceyum install "@Chinese Support"#3，启动vnc: 按照提示输入远程连接密码,允许端口转发# 端口是根据命令指定的： vncserve :1--> 5901, vncserve:10-->5910iptables -I INPUT -p tcp --dport 5901:5902 -j ACCEPTiptables -I INPUT -p udp --dport 5901:5902 -j ACCEPTservice iptables savevncservercat > ~/.vnc/xstartup<<EOF#!/yldys/shunset SESSION_MANAGERunset DBUS_SESSION_BUS_ADDRESSstartxfce4 &[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresourcesxsetroot -solid greyEOF# 4,重启配置vncserver -kill :1vncserver vnc常用命令 #1, 查看已创建的连接[a@a ~]$ vncserver -listTigerVNC server sessions:X DISPLAY #PROCESS ID:1141496:241915:49389:38731# 2, 断开连接[a@a ~]$ vncserver -kill :3Killing Xvnc process ID 8731[a@a ~]$ vncserver -listTigerVNC server sessions:X DISPLAY #PROCESS ID:1341496:541915:49389# 3, 创建新的连接[a@a ~]$ vncserver :6New 'eadage:6 (yskj)' desktop is eadage:6Starting applications specified in /home/yskj/.vnc/xstartupLog file is /home/yskj/.vnc/eadage:6.log[a@a ~]$ vncserver -listTigerVNC server sessions:X DISPLAY #PROCESS ID:1341496:541915:655923:49389 设置vnc随机登录密码 ##设置vnc登录密码vncpasswd Passwordverfiy:# 1， hash + date wang@controller:~$ date +%s |sha256sum |base64 |head -c 32 ;echoMjFjOTRkOWFhNzA2YTUwZmQ1NjUyMTBk# 2, openssl 产生随机数wang@controller:~$ openssl rand -base64 32V6wuudtVzYX6+/1g/Ic39E7TFxfRd7439oQ+gKCQ/E0=# 3，系统随机数wang@controller:~$ < /dev/urandom tr -dc .*?_A-Z-a-z-0-9 |head -c${1:-32};echo?CTJ2zMn*QwVFkSlMVCcpI.kbZ5vOUjC 设置ssh 密钥文件登录：禁止密码登录
在服务器配置：（1，生成密钥; 2，配置ssh; 3, 下载私钥）
[root@host .ssh]$ chmod 600 authorized_keys[root@host .ssh]$ chmod 700 ~/.ssh#边界ssh配置文件： /etc/ssh/sshd_config RSAAuthentication yesPubkeyAuthentication yesPermitRootLogin yesPasswordAuthentication noservice sshd restart在客户机测试登录服务器：
root@controller:~# ssh -i id_rsa 192.168.1.40Last login: Tue Jun 11 13:42:44 2019 from 192.168.1.33[root@cent6 ~]# 2, ubuntu安装vnc服务端 #1, 更换源cd /etc/aptcp sources.list sources.list.backcat >sources.list <<EOF# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiversedeb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse# 预发布软件源，不建议启用# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverseEOF# 2, 安装xfce4, terminatorapt-get install xfce4 terminator -yapt-get install vnc4server -y#3,启动vnc: 按照提示输入远程连接密码vncservercat > ~/.vnc/xstartup<<EOF#!/yldys/shunset SESSION_MANAGERunset DBUS_SESSION_BUS_ADDRESSstartxfce4 &[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresourcesxsetroot -solid greyEOF# 4,重启配置vncserver -kill :1vncserver #wang@controller:~/.vnc$ vncserver #New 'controller:3 (wang)' desktop is controller:3#Starting applications specified in /home/wang/.vnc/xstartup#Log file is /home/wang/.vnc/controller:3.log 3, windows 安装vncviewer客户端软件下载：https://vnc-viewer.informer.com/download/#downloading
直接点击，运行： 输入要访问的ip:id号， 填写登录密码即可