kazulog@sv1:~$ for f in /etc/chrony/conf.d/kazulog-ntp.conf; do echo "===== $f"; sudo cat "$f" 2>/dev/null; done
===== /etc/chrony/conf.d/kazulog-ntp.conf
# 社内 NTP サーバー（R1）を使う
server 192.168.100.1 iburst
allow 192.168.100.0/24