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Diffstat (limited to 'rpi/ntp/ntp.conf')
| -rw-r--r-- | rpi/ntp/ntp.conf | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/rpi/ntp/ntp.conf b/rpi/ntp/ntp.conf new file mode 100644 index 0000000..b81b065 --- /dev/null +++ b/rpi/ntp/ntp.conf @@ -0,0 +1,65 @@ +# /etc/ntp.conf, configuration for ntpd; see ntp.conf(5) for help + +driftfile /var/lib/ntp/ntp.drift + +# Leap seconds definition provided by tzdata +leapfile /usr/share/zoneinfo/leap-seconds.list + +# Enable this if you want statistics to be logged. +#statsdir /var/log/ntpstats/ +logfile /var/log/ntp.log + +statistics loopstats peerstats clockstats +filegen loopstats file loopstats type day enable +filegen peerstats file peerstats type day enable +filegen clockstats file clockstats type day enable + +# Specify one or more NTP servers. + +# Use servers from the NTP Pool Project. Approved by Ubuntu Technical Board +# on 2011-02-08 (LP: #104525). See http://www.pool.ntp.org/join.html for +# more information. +pool 0.ubuntu.pool.ntp.org iburst +pool 1.ubuntu.pool.ntp.org iburst +pool 2.ubuntu.pool.ntp.org iburst +pool 3.ubuntu.pool.ntp.org iburst + +# Use Ubuntu's ntp server as a fallback. +pool ntp.ubuntu.com + +# Access control configuration; see /usr/share/doc/ntp-doc/html/accopt.html for +# details. The web page <http://support.ntp.org/bin/view/Support/AccessRestrictions> +# might also be helpful. +# +# Note that "restrict" applies to both servers and clients, so a configuration +# that might be intended to block requests from certain clients could also end +# up blocking replies from your own upstream servers. + +# By default, exchange time with everybody, but don't allow configuration. +restrict -4 default kod notrap nomodify nopeer noquery limited +restrict -6 default kod notrap nomodify nopeer noquery limited + +# Local users may interrogate the ntp server more closely. +restrict 127.0.0.1 +restrict ::1 + +# Needed for adding pool entries +restrict source notrap nomodify noquery + +# Clients from this (example!) subnet have unlimited access, but only if +# cryptographically authenticated. +#restrict 192.168.123.0 mask 255.255.255.0 notrust +restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap + + +# If you want to provide time to your local subnet, change the next line. +# (Again, the address is an example only.) +#broadcast 192.168.123.255 + +# If you want to listen to time broadcasts on your local subnet, de-comment the +# next lines. Please do this only if you trust everybody on the network! +#disable auth +#broadcastclient + +server 127.127.1.0 # local clock +fudge 127.127.1.0 statrum 10 |