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linux_wiki:network_services_overview_ntp [2016/10/08 17:27] billdozor [Configure the service for basic operation] |
linux_wiki:network_services_overview_ntp [2016/10/08 18:05] billdozor |
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| * Configure the service for basic operation | * Configure the service for basic operation | ||
| * Configure host-based and user-based security for the service | * Configure host-based and user-based security for the service | ||
| + | |||
| + | ---- | ||
| + | |||
| + | ====== Lab Setup ====== | ||
| + | |||
| + | The following virtual machines will be used: | ||
| + | * ipa.example.com (192.168.1.152) -> Central Time Server | ||
| + | * server1.example.com (192.168.1.150) -> NTP Server1 syncs with central (also peers with server2) | ||
| + | * server2.example.com (192.168.1.151) -> NTP Server2 syncs with central (also peers with server1) | ||
| ---- | ---- | ||
| Line 68: | Line 77: | ||
| ===== Firewall ===== | ===== Firewall ===== | ||
| - | Allow access through the firewall | + | Allow access through the firewall |
| <code bash> | <code bash> | ||
| - | firewall-cmd --permanent --add-service=< | + | firewall-cmd --permanent --add-service=ntp |
| firewall-cmd --reload | firewall-cmd --reload | ||
| </ | </ | ||