DOS - Smurf attacks!!

Re: DOS - Smurf attacks!!

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> >Hi Sigfus
>>
>>3 major attacks so far. NetBarrier doesn't stop it in time, it only
>>logs 2 pings then the machine dies. We had to put an ICMP in block
>>filter in our main WAN router, nothing else worked. No matter which
>>machine was ns1, it died, it was the main target of the attackers.
>>All machines run 8.6, basics only, and are either 604e machines or G3
>>beige & blues.
>
>FWIW, we had problems with a MacOS Web Server (Web*, MacOS 8.6) and a
>1600 Series Cisco router whereby the Mac crashed every time an external
>request came through the router. Installing the latest (MacOS 9) version
>of Open Transport fixed the problem. I mention this as you could try just
>installing the latest version of OT (swapping in 2 files did it for us)
>and you may fix the problem. A simple trick to try.
>
>HTH
>
>Simon Forster
><srf@gjint.co.uk>
>
>---------------------------------------------------------
>FMG Communications, 175 Munster Road, London, SW6 6DA, UK
>Tel: 44 (0)171 731 6461, Fax: 44 (0)171 736 1425
><http://www.fmgcommunications.co.uk/>
>---------------------------------------------------------

Hi Simon

Thanks, did already.... WebSTAR has OS 9 issue's..... updated to WebSTAR 4.1b build 17, seems ok at the moment.. I still have the icmp block in place which seems to work, can't ping though .. :-) Going to buy an external firewall.

Yours

Bobbi Style
CEO

PS Nice to see a fellow Brit on here... :-)

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