51 lines
1.8 KiB
Text
51 lines
1.8 KiB
Text
# Permit time synchronization with our time source, but do not
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# permit the source to query or modify the service on this system.
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restrict default kod nomodify notrap nopeer noquery
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restrict -6 default kod nomodify notrap nopeer noquery
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# Permit all access over the loopback interface. This could
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# be tightened as well, but to do so would effect some of
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# the administrative functions.
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restrict 127.0.0.1
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restrict -6 ::1
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# Hosts on local network are less restricted.
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#restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap
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# Use public servers from the pool.ntp.org project.
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# Please consider joining the pool (http://www.pool.ntp.org/join.html).
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server 0.centos.pool.ntp.org
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server 1.centos.pool.ntp.org
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server 2.centos.pool.ntp.org
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#broadcast 192.168.1.255 key 42 # broadcast server
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#broadcastclient # broadcast client
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#broadcast 224.0.1.1 key 42 # multicast server
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#multicastclient 224.0.1.1 # multicast client
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#manycastserver 239.255.254.254 # manycast server
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#manycastclient 239.255.254.254 key 42 # manycast client
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# Undisciplined Local Clock. This is a fake driver intended for backup
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# and when no outside source of synchronized time is available.
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server 127.127.1.0 # local clock
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fudge 127.127.1.0 stratum 10
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# Drift file. Put this in a directory which the daemon can write to.
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# No symbolic links allowed, either, since the daemon updates the file
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# by creating a temporary in the same directory and then rename()'ing
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# it to the file.
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driftfile /var/lib/ntp/drift
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# Key file containing the keys and key identifiers used when operating
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# with symmetric key cryptography.
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keys /etc/ntp/keys
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# Specify the key identifiers which are trusted.
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#trustedkey 4 8 42
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# Specify the key identifier to use with the ntpdc utility.
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#requestkey 8
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# Specify the key identifier to use with the ntpq utility.
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#controlkey 8
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