Re: Linksys + Sygate PF

From: Brian (flackb_at_hotmail.com)
Date: 12/01/04


Date: Wed, 1 Dec 2004 20:42:17 +0100


"------>That Way!" <traxless@msn.com> wrote in message
news:0dmrq0hq5ebrelig67bsibni4pbj8nt44j@4ax.com...
> On Wed, 1 Dec 2004 11:26:44 +0100, "Brian" <flackb@hotmail.com> wrote:
>
>>I am using a Linksys BEFSR41 switch and I have SPF installed without any
>>advanced rules. Using SPF alone, the traffic log showed a confusing array
>>of
>>Internet 'noise' being rejected and quite a lot of undesirable polls being
>>permitted. However, since installing the switch, I have a very clean
>>traffic
>>log. The only rejections shown in the traffic log are incoming UDP polls
>>from the switch - and I presume these to be pings or other undesirable
>>signals. On the other hand, there are also rejected incoming UDP polls
>>from
>>the DNS server of my ISP. As the Linsys switch is the only device that is
>>supposed to talk to the DNS server, I do not see how those polls are
>>reaching the SPF.
>>Can anyone explain?
>>
>>Thanks,
>>
>>Brian
>>
>
> The Linksys is doing what is suppose to do ... keeping the "traffic"
> at the Linksys box and not on your computer or at the SPF level.

If you read my second posting, you will see that the switch was not keeping
the traffic at the box. It was allowing dialogue between the external DNS
server and my PC. The nature of that dialogue is a mystery to me because the
switch is supposed to provide DNS services to the PC and obtain its own IP
address from the external DNS server.
Since making a rule to block those communications, all seems to be working
OK.

Brian



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