Hi Michael,

This sounds like an issue with outdated rfc1918 rule in shorewall (maybe 
seawall in Dachstein).  Here's a link I found that does a good job of 
explaining the issue:

http://www.oclug.on.ca/archives/oclug/2004-January/036932.html

The writer (Raymond) apparently had issues with the python script that 
generates this 'bogons' list, but I've never had much problems myself.  
Although I have to admit I don't like the fact that shorewall lumps the 
bogons in with rfc1918 addresses which are completely different and LEAF 
doesn't have a way to auto update this list (no python on the router -- 
not that I would want to see it on the router).  I've been bitten by 
this problem myself on several occasions. 

As it turns out, the latest version of bering-uclib has a newer version 
of shorewall that no longer does this by the looks of things.  That's 
good, except no don't know where bogons are being handled.  Oh well, 
I'll figure that out later.  For now, what you need is an updated bogons 
list.  Attached is the current output from the python script mentioned 
in the old rfc1918 file.  I think the formatting may be slightly 
different for the version of shorewall included in Dachstein, so maybe 
grab the addresses from this list but keep the formatting from your 
existing rfc1918 file.  You should find it in /etc/shorewall, or 
/etc/seawall depending on what version of shorewall you have (it used to 
be called seawall).

0.0.0.0/7               logdrop         # Reserved
2.0.0.0/8               logdrop         # Reserved
5.0.0.0/8               logdrop         # Reserved
7.0.0.0/8               logdrop         # Reserved
10.0.0.0/8              logdrop         # Reserved
23.0.0.0/8              logdrop         # Reserved
27.0.0.0/8              logdrop         # Reserved
31.0.0.0/8              logdrop         # Reserved
36.0.0.0/7              logdrop         # Reserved
39.0.0.0/8              logdrop         # Reserved
42.0.0.0/8              logdrop         # Reserved
92.0.0.0/6              logdrop         # Reserved
100.0.0.0/6             logdrop         # Reserved
104.0.0.0/5             logdrop         # Reserved
112.0.0.0/6             logdrop         # Reserved
127.0.0.0/8             logdrop         # Reserved
173.0.0.0/8             logdrop         # Reserved
174.0.0.0/7             logdrop         # Reserved
176.0.0.0/5             logdrop         # Reserved
184.0.0.0/6             logdrop         # Reserved
197.0.0.0/8             logdrop         # Reserved
223.0.0.0/8             logdrop         # Reserved
240.0.0.0/4             logdrop         # Reserved

Hope this helps.

...Izzy


Michael McClure wrote:

>It almost seems like both, but I'm no expert and can't tell you for sure. 
>Here's what it does...If I'm on a client windows machine (dhcp served from
>my dachstein box), and I try to ping or browse www.macys.com, I can't
>resolve the name.  The browser returns w/a "We can't find www.macys.com". 
>Ping from the Windows cmd prompt says "Ping request could not find
>www.macys.com..."  I then ssh to the dachstein box and ping www.macys.com.
> After a long pause, it returns "PING e108.g.akamaiedge.net
>(72.246.44.134): 56 data bytes" and pings come back.  If I use the IP
>returned to browse (this is the IP entry I put in the hosts file on my
>wife's computer for jcrew.com), I can get partial pages, but end up being
>redirected to www1.macys.com and not able to resolve that.  No matter
>what, I can take any single machine off my network and plug it directly to
>the cable modem (obviously getting my 1 ip address), and everything
>browses all 3 of my "problem sites" just fine.
>
>Thanks.
>mike.
>
>
>Charles Steinkuehler wrote:
>  
>
>>Michael McClure wrote:
>>    
>>
>>>I have some wierd problems with my Dachstein box.  My wife is not able
>>>to
>>>load www.macys.com and www.jcrew.com.  She also has problems loading
>>>images on www.gymboree.com.  I'm sure there are others, but these are
>>>the
>>>ones she seen so far.  One thing it seems they all have in common is
>>>that
>>>they all use akamai for something or other -- DNS/Load Balancing,
>>>edgecaching of images, etc.  I fixed jcrew on my wife's computer by
>>>making
>>>a host entry in her hosts file that resolves to www.jcrew.com -- but all
>>>urls on jcrew's site use www.  I couldn't fix macys.com the same way
>>>because there is www.macys.com, www1.macys.com, www2.macys.com, etc and
>>>even when you ping www.macys.com, a couple different IP's come back.
>>>
>>>Does anybody know of anything I can do to fix this?  Any help would be
>>>greatly appreciated.
>>>      
>>>
>>First check to see if the issue is with name resolution or talking to
>>the actual IP address(es).
>>
>>IIRC, Dachstein drops traffic from several (at that time) unassigned IP
>>address ranges, and a number of these have been allocated in recent
>>years due to general lack of IP addresses (particularly outside the US).
>>
>>--
>>Charles Steinkuehler
>>[EMAIL PROTECTED]
>>
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