Can't create TCP connections to certain IP addresses

From: Anish Mistry <mistry.7_at_osu.edu>
Date: Wed, 25 Jul 2007 23:35:19 -0400
	This has been happening for a while, I just don't remember when it 
started (it's been happening for at least a couple of months now), 
but I know everything was working in April.  I'm trying to debug a 
strange problem I'm having with my -CURRENT system.  I can not 
connect to certain IP addresses.  I can connect to 
am-productions.biz, but not slashdot.org, etc.  When the connection 
can't be made I see the state as SYN_SENT (via netstat).  This isn't 
a DNS issue  since I can resolve and ping the sites that I can't 
connect to.
	I've tried other on other networks just in case it was a problem with 
my network, but the same thing happens there too.  This is using an 
rl NIC in my laptop.  Using the ath wireless leads to the same 
results as the rl.
	Connecting to the cvsup server that I'm using does work, so I can 
update easily.
	I've attached various information.  If there is some more information 
I need to provide let me know.
	I know I probably should have reported this a while ago, but I kept 
thinking there was something wrong with my config that I couldn't 
figure out.
	tcpdump.txt contains a failed connection.  tcpdump-good.txt contains 
a succeeded connection.

Thanks,
-- 
Anish Mistry

Received on Thu Jul 26 2007 - 02:01:15 UTC

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