The chronyc client command can be used to query the NTP server in order to gather statistics on its sources and time offsets. If the chronyd server is configured properly, it can also be used to control chronyd.
- [Instructor] Now that we have a time server…and client configured, let's use a Chronyc command.…In my rhhost1vm, I'm going to type into a terminal…sudo space chronyc space tracking and hit enter.…Type in your password if prompted.…The Reference ID is the computer in which Chrony…is currently synchronized to.…The reference time is when the time…was last processed from the source.…The system time may be different from the actual time.…Chrony doesn't change the time,…but rather speeds up or slows down the system clock…until the two are synchronized, so there's no jump in time.…
The frequency is the amount the system clock…would be wrong if Chrony wasn't correcting it.…Let's check the Chrony sources by typing in clear…and then type in sudo space Chronyc space sources…space dash v and hit enter.…The dash v option provides more caption information.…The source the source of subcommand…shows information about current time sources.…The left most character under the capital M…is the source mode.…It will be a carrot if the source is a server,…
- Network Time Services (NTP)
- How NTP works for authentication
- Configuring the chrony server and chrony client
- Setting up an LDAP server and LDAP client
- Creating a Kerberos database
- Configuring Kerberos client authentication
Skill Level Intermediate
RHCE Cert Prep: Networking and SSHwith Grant McWilliams1h 53m Appropriate for all
Linux: Package Management for CentOSwith Grant McWilliams1h 56m Intermediate
1. Network Time Services
2. Setting Up an LDAP Server
3. Setting Up an LDAP Client
4. Authentication Using Kerberos
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