Commit | Line | Data |
---|---|---|
a9bbe5f2 VM |
1 | # |
2 | # /etc/ntp/ntp.conf: ntp configuration | |
3 | # | |
4 | ||
5 | ############################################################################### | |
6 | # Default paths | |
7 | ||
8 | logfile /var/log/ntp.log | |
9 | pidfile /var/run/ntp/ntpd.pid | |
10 | driftfile /var/lib/ntp/ntp.drift | |
11 | #statsdir /var/lib/ntp/stats/ | |
12 | ||
13 | ############################################################################### | |
14 | # Authentication stuff | |
15 | # | |
16 | # keys /etc/ntp/ntp.keys # path for keys file | |
17 | # trustedkey 1 2 3 4 5 6 14 15 # define trusted keys | |
18 | # requestkey 15 # key (7) for accessing server variables | |
19 | # controlkey 15 # key (6) for accessing server variables | |
20 | ||
21 | ############################################################################### | |
22 | # Undisciplined Local Clock. This is a fake driver intended for backup | |
23 | # and when no outside source of synchronized time is available. | |
24 | ||
25 | server 127.127.1.0 # local clock (LCL) | |
26 | fudge 127.127.1.0 stratum 10 # LCL is unsynchronized | |
27 | ||
28 | ||
29 | ## Generic DCF77 clock on serial port (Conrad DCF77) | |
30 | ## Address: 127.127.8.u | |
31 | ## Serial Port: /dev/refclock-u | |
32 | ## Sample project: http://www.obbl-net.de/dcf77.html by Martin Opel | |
33 | ## | |
34 | ## u = Number of your serial port | |
35 | ## | |
36 | ## (create soft link /dev/refclock-0 to the particular ttyS?) | |
37 | ## | |
38 | # server 127.127.8.0 mode 5 prefer | |
39 | ||
40 | ||
41 | ############################################################################### | |
42 | # Specify the servers you are interested in | |
43 | ||
44 | server ntps1-0.cs.tu-berlin.de prefer | |
45 | server ntps1-1.cs.tu-berlin.de | |
46 | server ntp1.ptb.de | |
47 | server ntp1.fau.de | |
48 | ||
49 | ############################################################################### | |
50 | # Then we restrict the type of access you allow these servers. | |
51 | # Were not allowing them to modify or query our Linux NTP server | |
52 | ||
53 | restrict default ignore notrust nomodify notrap | |
54 | restrict 127.0.0.1 | |
55 | #restrict <YOUR_IP_HERE> | |
56 | restrict ntps1-0.cs.tu-berlin.de mask 255.255.255.255 nomodify notrap noquery | |
57 | restrict ntps1-1.cs.tu-berlin.de mask 255.255.255.255 nomodify notrap noquery | |
58 | restrict ntp1.ptb.de mask 255.255.255.255 nomodify notrap noquery | |
59 | restrict ntp1.fau.de mask 255.255.255.255 nomodify notrap noquery | |
60 | ||
61 | # Now list the NTP clients on our home network which should be able to query | |
62 | # our server for the time (notice that the noquery has been removed) | |
63 | ||
64 | #restrict 192.168.0.0 mask 255.255.255.0 | |
65 | ||
66 | # End of file |