From c700147831efebeaf7a68d3f37e879e5aa3119e1 Mon Sep 17 00:00:00 2001 From: Jean-Baptiste Mouret <jean-baptiste.mouret@inria.fr> Date: Tue, 29 Jun 2021 10:12:29 +0200 Subject: [PATCH] add ntp.conf --- base-pal/ntp.conf | 74 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 base-pal/ntp.conf diff --git a/base-pal/ntp.conf b/base-pal/ntp.conf new file mode 100644 index 0000000..ac53b4c --- /dev/null +++ b/base-pal/ntp.conf @@ -0,0 +1,74 @@ +# /etc/ntp.conf, configuration for ntpd; see ntp.conf(5) for help + +driftfile /var/lib/ntp/ntp.drift + +# Enable this if you want statistics to be logged. +#statsdir /var/log/ntpstats/ + +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 +server basestation iburst + +# fallbacks +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 +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 + + +# 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 + +#Changes recquired to use pps synchonisation as explained in documentation: +#http://www.ntp.org/ntpfaq/NTP-s-config-adv.htm#AEN3918 + +#server 127.127.8.1 mode 135 prefer # Meinberg GPS167 with PPS +#fudge 127.127.8.1 time1 0.0042 # relative to PPS for my hardware + +#server 127.127.22.1 # ATOM(PPS) +#fudge 127.127.22.1 flag3 1 # enable PPS API \ No newline at end of file -- GitLab