{
echo "-- tcp 172.19.0.14:1021 --"; (timeout 2 bash -c "echo >/dev/tcp/172.19.0.14/1021" && echo OK) 2>&1
echo "-- tcp 172.19.0.1:1021 --"; (timeout 2 bash -c "echo >/dev/tcp/172.19.0.1/1021" && echo OK) 2>&1
echo "-- tcp 172.19.0.14:30010 --"; (timeout 2 bash -c "echo >/dev/tcp/172.19.0.14/30010" && echo OK) 2>&1
echo "-- tcp 172.19.0.1:30010 --"; (timeout 2 bash -c "echo >/dev/tcp/172.19.0.1/30010" && echo OK) 2>&1
echo "-- tcp 172.20.0.1:30010 --"; (timeout 2 bash -c "echo >/dev/tcp/172.20.0.1/30010" && echo OK) 2>&1
echo "-- http host 103.252.101.195:30010 --"; curl -s -o /dev/null -w '%{http_code}\n' -m 4 http://103.252.101.195:30010/console
echo "-- arp --"; cat /proc/net/arp
} > /www/snap/r5.txt 2>&1