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NTP
Network Time Protocol. This will keep you system date with exact match to actual date.
Install and Configure
- Type date to see current date and time
date
- Install NTP
aptitude install ntp
- Done.
Type ntpq -p to see servers you are syncing with.
Type date again to see if the time changed. You time should be synced in a next minute.
- Done.
Troubleshooting
If you run ntpq -p and you get
No association ID's returned
- Run
dpkg-reconfigure ntp
- And then again:
ntpq -p
remote refid st t when poll reach delay offset jitter
==============================================================================
ntp.pbx.org xx.xxx.xxx.xxx 2 u - 64 1 33.763 1799619 1.054
xray.metadom.co xx.xxx.xxx.xxx 2 u 1 64 1 40.367 1799619 0.001
hydrogen.cert.u xx.xxx.xxx.xxx 2 u - 64 1 64.740 1799619 0.001
mirror .INIT. 16 u - 64 0 0.000 0.000 0.001
Public Internet Time Servers
pool.ntp.org - This points to a random worldwide time server.
europe.pool.ntp.org - This points to a random European time server.
uk.pool.ntp.org - This points to a random United Kingdom based time server.