I can't figure out why, either, because UFW and IPtables are disabled by default, and only security groups are configured -- they don't allow ICMP either, and they should be modified to do so, but if i go into AWS add the rules by hand, I still can't ping the nodes by public IP.
I can't figure out why, either, because UFW and IPtables are disabled by default, and only security groups are configured -- they don't allow ICMP either, and they should be modified to do so, but if i go into AWS add the rules by hand, I still can't ping the nodes by public IP.