[CentOS] Frustrations with MySQL loss, tcpdump, netstat, etc

Les Mikesell lesmikesell at gmail.com
Tue Dec 22 17:05:10 UTC 2009

ML wrote:
> Rick,
>> have you tried to telnet to port 3306 of the machine where the mysql
>> server is located, from your home machine? if so, what do you get?
>> If you're successful you'll get a connect bit that includes a string
>> that will show your mysql server version number. if you don't have
>> mysql access you'll likely see a mysqld reject of some nature. if
>> there's a network issue you'll just get a hang or you could get an
>> unreachable error.
> Yup, it works:
> $ telnet 3306
> Trying
> Connected to mail.mailnewsrss.com.
> Escape character is '^]'.
> 4
> 5.0.77aWqQ!OMq,slG]|xft5L[fConnection closed by foreign host.

Does the source address that the server sees (check with netstat or 
tcpdump) match what you've permitted in mysql?

   Les Mikesell
    lesmikesell at gmail.com

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