Which resembles ipv4 address itself

It only takes a minute to sign up. Connect and share knowledge within a single location that is structured and easy to search. Neither of them are responsible for the shutdown.

As for why mysql cares what the name resolves to, here is a post on the mailing list. The reason is that reverse DNS lookup returns hostname which resembles IPv4 address hostname starts with ' One way to get rid of this warning and DNS lookups is to put. If this is by intent, you may want to read this bug. Sign up to join this community.

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Create a free Team What is Teams? Learn more. Service mysql shutdown Ask Question. Asked 4 years, 11 months ago. The canonical way to block a specific IP address is via iptables. In CentOS that would be this command:. Where 2. However, I suggest blocking by default all connections to port MySQL and instead allowing only those addresses that you expect i.

The above commands were pretty much adapted from this SO answer. Ok thanks. I'm no guru so use Workbench. In Workbench all my users are set to local only except the couple I set up to remote in. Those are limited to the IP of my web server. I'll double check that. But would I continue to see the errors in my log? Id actually prefer to have a replication on my web server to close the ports on my DB server but mosts hosts don't make it that easy.

So if this is not part of MySQL, what is it? Or is it like a hosts file that gets parsed before any connection is made? Viewed 3k times. I try to address the issue by see log in RDS, but there is quite a minimal message there. The error message [Warning] IP address ' I think this is obviously an attack sign but just would like to confirm.

What does 'resembles IPv4-address itself' mean? Are there any way to digging into this for further detail e. Anything else I should do. Improve this question. Chanon Chanon 1 1 gold badge 5 5 silver badges 11 11 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Thanks bro sebsto, that what I thought is the case. I was thinking that password would secured enough.

However, open port to public can let them hit database layer repeatedly even they might not gather the real password yet but many connections for authentication probably open too quick before it close which brought the server to breaking point : Port are limited to internal only now.

And development will need to pipe to SSH connection. Sign up or log in Sign up using Google.