NTP etcntp conf restrict default kod nomodify notrap Slides: 21 Download presentation NTP配置文件 #/etc/ntp. conf restrict default kod nomodify notrap nopeer noquery restrict -6 default ignore restrict 192. 168. 0. 0 mask 255. 0 nomodify notrap nopeer restrict 192. 168. 0. 101 kod nomodify notrap restrict 192. 168. 0. 2 server 192. 168. 0. 3 peer 192. 168. 0. 101 4 Open. SSH服务端安全控制 用户远程登录安全控制 Port 22 Listen. Address 192. 168. 2. 1 Permit. Root. Login no Permit. Empty. Passwords no Login. Grace. Time 2 m Max. Auth. Tries 6 Allow. Users jerry admin@61. 23. 24. 25 Deny. Users zhangsan lisi 10 构建密钥对验证的SSH登录体系 基本实现步骤 1. 在客户机创建密钥对 l ssh-keygen –t rsa 2. 将公钥文件上传至服务器 l ssh-copy-id –i id_rsa. pub user@remote 3. 在客户机远程登录进行验证 [zhangsan@localhost ~]$ ssh 192. 168. 4. 1 Enter passphrase for key '/home/zhangsan/. ssh/id_rsa': Last login: Fri Aug 15 14: 02: 44 2008 from 192. 168. 4. 234 [lisi@localhost ~]$ 16 配置 VNC 服务 通用VNC配置 Package=tigervnc-server Service=vncserver Config file=/etc/sysconfig/vncservers 设置VNC用户密码 vncpasswd 18 远程安全访问GNOME桌面 访问远程主机命令vncviewer –via user@host localhost: display user: 远程主机用户 host: 远程主机 display: 远程VNC或X窗口显示 20 VNC客户端 21 NotrapKodowanie grayaLambda confSelf confKostenauflösung beispielConf tConf tErik wilhelmsenSplunk set diffSnmpget phpPhp mysql 연동 확인Aix logrotateContraindications that would prevent a manicureHow to find the price of a bondDerivative of inverse hyperbolic functionsLogical view of data in relational database modelNtp 17025Solaris 10 ntpDavid mills ntpNtp 10.sınıfNtp iso 17025David l. mills