1: #
2: # NTP configuration file (ntp.conf)
3: # SunOS rackety.u 4.1.3 243 sun4c
4: #
5: # This is for a dedicated primary server connected to four reference
6: # clocks and providing service via multicast, broadcast, manycast and
7: # the usual suspects. It blocks previous versions and limits clients
8: # per network to two and returnd a kiss-of-death packet if the
9: # sender is blocked. Note that the precise fudge factors were
10: # determined using the calibrate feature and that the kernel PPS
11: # discipline is selected.
12: #
13: server 127.127.4.0 prefer # Spectracom GPS receiver #1
14: fudge 127.127.4.0 refid GPS1 time1 -.000097 flag1 1
15: server 127.127.4.1 # Spectracom GPS receiver #2
16: fudge 127.127.4.1 refid GPS2 time1 -.000097 flag1 1
17: server 127.127.4.2 # Spectracom WWVB receiver #1
18: # delays: prop 0.0088 ant .0002 rcvr .0173 = 26.3 ms; os .0035
19: fudge 127.127.4.2 refid WVB1 time1 .0021 flag4 1 flag1 1
20: server 127.127.4.3 # Spectracom WWVB receiver #2
21: # delays: prop 0.0088 ant .0002 rcvr .0173 = 26.3 ms; os .0035
22: fudge 127.127.4.3 refid WVB2 time1 .0021 flag4 1 flag1 1
23: server 127.127.22.1 # PPS
24: fudge 127.127.22.1 flag3 1 # kernel PPS
25: #
26: # Services
27: #
28: broadcast 224.0.1.1 autokey # multicast
29: broadcast 128.4.1.255 autokey # local subnet broadcast
30: manycastclient 239.1.1.1 autokey maxpoll 12 ttl 7 # manycast
31: manycastserver 239.1.1.1 # manycast
32: #
33: # Access controls
34: #
35: restrict default limited version kod # default limit clients per net
36: restrict 127.0.0.1 # allow local host
37: restrict 128.4.0.0 mask 255.255.0.0 # allow DCnet clients
38: restrict 128.175.0.0 mask 255.255.0.0 # allow UDELnet clients
39: restrict 140.173.0.0 mask 255.255.0.0 # allow DARTnet/CAIRN clients
40: #
41: # Authentication stuff
42: #
43: crypto # enable public key
44: keys /usr/local/etc/ntp.keys # symmetric keys file
45: trustedkey 3 4 5 14 # define trusted keys
46: requestkey 14 # key (7) for accessing server variables
47: controlkey 14 # key (6) for accessing server variables
48: #
49: # Miscellaneous stuff
50: #
51: driftfile /etc/ntp.drift # frequency offset
52: statsdir /rackety/ntpstats/ # directory for statistics files
53: filegen peerstats file peerstats type day enable
54: filegen loopstats file loopstats type day enable
55: filegen clockstats file clockstats type day enable
56:
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