Shulou(Shulou.com)06/02 Report--

Virtual machines:

1. Turn off the firewall and selinux

Systemctl disable firewalld

Systemctl stop firewalld

Vim / etc/selinux/config

SELINUX=disabled

2 、

Server side: 192.168.30.101

Client: 192.168.30.102

3. End time of client and server:

4. Configure server: vim / etc/chrony.conf

Server ntp.aliyun.com iburst

Allow 192.168.0.0/16

5. Configure client: vim / etc/chrony.conf

Server 192.168.30.101 iburst

6. The configuration file needs to restart the chronyd service.

Systemctl restart chronyd; time synchronization

7. Execute chronyc: ^ * 192.168.30.101 indicates that it has been synchronized with the server

8. Execute chronyc: 192.168.30.102 indicates the synchronized clients

Note:

[root@centos7 yum.repos.d] # systemctl is-active chronyd to see if the service is running

Active

[root@centos7 yum.repos.d] # systemctl is-enabled chronyd to check whether the service starts automatically

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