RE: resolving problems....

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That is the plan. Thanks for all the suggestions. I will be bringing up
iptables.

Thanks,
Carlos

>-----Original Message-----
>From: shrike-list-admin@xxxxxxxxxx [mailto:shrike-list-admin@xxxxxxxxxx] On
>Behalf Of Ed Greshko
>Sent: Thursday, February 26, 2004 7:41 PM
>To: Shrike List
>Subject: RE: resolving problems....
>
>On Fri, 2004-02-27 at 01:17, Carlos Mora wrote:
>> Actually that is exactly what I did last night. It took the problem away.
>I
>> will be testing this a little more this evening. Some very interesting
>> things though,
>>
>> 1. I took all rules out but the ACCEPT port 53 for both TCP and UDP, and
>> also left the REJECT rules in for TCP and UDP at the end.
>> 	When I tested. 'host www.google.com' still failed
>> 	'host -T www.google.com' worked.
>> 2. I took out just the port 53 TCP rule and tried the same test.
>> 	'host www.google.com' failed
>> 	'host -T www.google.com' WORKED!!!! (This should have failed)
>> 3. I took out all rules except the REJECTs and got the same results!
>> 4. turned off ipchains all together and BOTH worked!
>> 5. I also tried a different default kernel. (binmem and std 2.4.20-8)
>>
>> Again, it was rather late when I made this discovery and I will do some
>more
>> testing this evening.
>>
>> This is some very strange behavior. I am very surprised that it has not
>been
>> uncovered before!
>
>It is probably only "strange" in your environment.  :-)
>
>> I will keep everyone posted. Thanks for all the suggestions.
>
>Well, then I have another one for you.
>
>Since turning off ipchains fixes the problem it sounds as if you have
>some issue with ipchains.  Therefore, now seems a good time to dump
>chains and move to tables.
>
>Suggest you checkout http://www.shorewall.net and consider using it as
>your iptables configuration utility.  Shorewall is simple to understand
>and with a bit of reading you should be up and running on iptables in 30
>minutes or less.
>
>Ed
>>
>> Does anyone know how to force a kernel core dump? And how to analyze it?
>>
>> Thanks
>>
>> Carlos
>
>--
>"An opinion is like an asshole - everybody has one."
>    - Clint Eastwood as Harry Callahan, The Dead Pool - 1988.
>
>
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