echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all
想回復原來設定可以用:
echo 0 > /proc/sys/net/ipv4/icmp_echo_ignore_all
00 00 * * * /root/sync_time.sh > /dev/null 2>&2
pi@ChunchaiRPI2:/tmp $ wget -O speedtest-cli https://raw.githubusercontent.com/sivel/speedtest-cli/master/speedtest.py --2023-06-26 10:4...