Messages in this thread | | | Date | Thu, 2 Sep 2004 19:03:08 +0530 | From | Rohit Neupane <> | Subject | Re: Weird Problem with TCP |
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On Thu, 02 Sep 2004 11:56:59 +0100, Alan Cox <alan@lxorguk.ukuu.org.uk> wrote: > > * Everything works fine for about 5-10 mins then all of a sudden TCP services > > are not accessable. > > * For some reason TCP times out. However at the same time ping,traceroute and > > dns trace works without any problem. > > * The connected TCP sokets keeps working without any problem. I verified this > > by using Msn chat. I observerd that I chat session ( which I had started > > when everything was normal) continued without any problem however I was not > > able to initiate a new chat session. > > Are you using session tracking. The symptoms you describe are > classically those of session tracking nat/firewalling/whatever running > out of table entries and being unable to allow new connections. > No, it is not running any session tracking (ip_conntrack) neither it does nat. It is just a firewall with around 1600 rules in FORWARD mangle table and around 1500 rules in FORWARD filter table. Out of 1500 rules , 1377 rules are MAC filter rules. And it had 3 alias address for the interface conneted to the wirelss.
regards, Rohit
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