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authorMina Galic <freebsd_igalic.co>2023-05-05 04:33:18 +0000
committerCy Schubert <cy@FreeBSD.org>2023-05-08 04:17:59 +0000
commitd3ee609cf29eca3abc81db231a2f4afba42f5bb1 (patch)
tree727ca6e7d336e5afc1ff895d1d34046f59e68536
parent95e02a41922437f0d616f9b61dfff5605ad7c601 (diff)
downloadsrc-d3ee609cf29eca3abc81db231a2f4afba42f5bb1.tar.gz
src-d3ee609cf29eca3abc81db231a2f4afba42f5bb1.zip
ntpd: Support IPv6-only hosts
0.pool.* returns only IPv4 addresses. 2.pool.* returns both, IPv6 and IPv4 addresses. conservatively extend our IPv4 only pool configuration by adding a second pool, which also returns IPv6 addresses. PR: 270536 Reported by: Lapo Luchini <lapo@lapo.it> Pull Request: https://github.com/freebsd/freebsd-src/pull/731 Differential Revision: https://reviews.freebsd.org/D39954 (cherry picked from commit fff1551c0357cc43f6138fecfad1d79d8d8baa15)
-rw-r--r--usr.sbin/ntp/ntpd/ntp.conf17
1 files changed, 10 insertions, 7 deletions
diff --git a/usr.sbin/ntp/ntpd/ntp.conf b/usr.sbin/ntp/ntpd/ntp.conf
index ae0a3d0e6cad..3a56ec9f599c 100644
--- a/usr.sbin/ntp/ntpd/ntp.conf
+++ b/usr.sbin/ntp/ntpd/ntp.conf
@@ -20,24 +20,27 @@
tos minclock 3 maxclock 6
#
-# The following pool statement will give you a random set of NTP servers
-# geographically close to you. A single pool statement adds multiple
-# servers from the pool, according to the tos minclock/maxclock targets.
+# The following pool statements will give you a random set of IPv4 and IPv6
+# NTP servers geographically close to you. A single pool statement adds
+# multiple servers from the pool, according to the tos minclock/maxclock
+# targets.
# See http://www.pool.ntp.org/ for details. Note, pool.ntp.org encourages
# users with a static IP and good upstream NTP servers to add a server
-# to the pool. See http://www.pool.ntp.org/join.html if you are interested.
+# to the pool. See http://www.pool.ntp.org/join.html if you are interested.
#
# The option `iburst' is used for faster initial synchronization.
#
pool 0.freebsd.pool.ntp.org iburst
+pool 2.freebsd.pool.ntp.org iburst
#
# If you want to pick yourself which country's public NTP server
-# you want to sync against, comment out the above pool, uncomment
-# the next one, and replace CC with the country's abbreviation.
-# Make sure that the hostname resolves to a proper IP address!
+# you want to sync against, comment out the above pool statements,
+# uncomment the next ones, and replace CC with the country's abbreviation.
+# Make sure that the hostnames resolves to a proper IP address!
#
# pool 0.CC.pool.ntp.org iburst
+# pool 2.CC.pool.ntp.org iburst
#
# To configure a specific server, such as an organization-wide local