| 1 | # For more information about this file, see the man pages |
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| 2 | # ntp.conf(5), ntp_acc(5), ntp_auth(5), ntp_clock(5), ntp_misc(5), ntp_mon(5). |
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| 3 | |
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| 4 | driftfile /var/lib/ntp/drift |
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| 5 | |
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| 6 | # Permit time synchronization with our time source, but do not |
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| 7 | # permit the source to query or modify the service on this system. |
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| 8 | restrict default kod nomodify notrap nopeer noquery |
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| 9 | restrict -6 default kod nomodify notrap nopeer noquery |
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| 10 | |
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| 11 | # Permit all access over the loopback interface. This could |
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| 12 | # be tightened as well, but to do so would effect some of |
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| 13 | # the administrative functions. |
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| 14 | restrict 127.0.0.1 |
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| 15 | restrict -6 ::1 |
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| 16 | |
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| 17 | # Hosts on local network are less restricted. |
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| 18 | #restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap |
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| 19 | |
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| 20 | # Use public servers from the pool.ntp.org project. |
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| 21 | # Please consider joining the pool (http://www.pool.ntp.org/join.html). |
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| 22 | #server 0.fedora.pool.ntp.org iburst |
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| 23 | #server 1.fedora.pool.ntp.org iburst |
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| 24 | #server 2.fedora.pool.ntp.org iburst |
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| 25 | #server 3.fedora.pool.ntp.org iburst |
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| 26 | |
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| 27 | server time.mit.edu |
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| 28 | server tick.mit.edu |
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| 29 | |
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| 30 | #broadcast 192.168.1.255 autokey # broadcast server |
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| 31 | #broadcastclient # broadcast client |
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| 32 | #broadcast 224.0.1.1 autokey # multicast server |
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| 33 | #multicastclient 224.0.1.1 # multicast client |
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| 34 | #manycastserver 239.255.254.254 # manycast server |
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| 35 | #manycastclient 239.255.254.254 autokey # manycast client |
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| 36 | |
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| 37 | # Enable public key cryptography. |
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| 38 | #crypto |
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| 39 | |
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| 40 | includefile /etc/ntp/crypto/pw |
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| 41 | |
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| 42 | # Key file containing the keys and key identifiers used when operating |
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| 43 | # with symmetric key cryptography. |
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| 44 | keys /etc/ntp/keys |
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| 45 | |
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| 46 | # Specify the key identifiers which are trusted. |
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| 47 | #trustedkey 4 8 42 |
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| 48 | |
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| 49 | # Specify the key identifier to use with the ntpdc utility. |
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| 50 | #requestkey 8 |
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| 51 | |
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| 52 | # Specify the key identifier to use with the ntpq utility. |
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| 53 | #controlkey 8 |
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| 54 | |
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| 55 | # Enable writing of statistics records. |
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| 56 | #statistics clockstats cryptostats loopstats peerstats |
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