How to reset an unknown root password using rd.break on RHEL 7.
read moreOther articles
Using screen as a serial console
Screen can be used as a very useful serial port terminal.
read moreRenew Expired GPG Keys
Renew an expired GPG key by extending the expiration date.
read moreSet time with NTPd
Use
read morentpd -gcto start the NTP daemon and set the time regardless of what the offset between the local and remote clock is.
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