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UDP DoS attack Rate Topic: -----

Help my servers are under attack

#1 User is offline   LammeSnail Icon

  • Account: lammesnail
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Posted 22 December 2011 - 10:13 AM

Hi there all,

I need some help, I am a server administrator in our international urbanterror clan and in the last week we discovered more lags. I made some investigation and found on our router udp packet attacks. This means from one source IP to all urt server ports at the same time huge traffic. The sourse port was usually 80 but not always.
I have PF Sense as firewall and the urt servers run on linux.

I may think my attacker is a banned cheater, who can not reconnect (I use powerban list and wideban B3 plugin).

I searched the forum for "udp dos" but found nothing.

I searched the internet and this attack type exists for CS game as well.

My question is if anyone has experince to avoid this kind of attack or have the knowledge to help me how to configure my PF Sense (with Snort) to detect and ignore this kind of attacker UDP packets.

More details on our website, thanks for any help:

LammeSnail
clankrh.com

This post has been edited by LammeSnail: 22 December 2011 - 10:20 AM


#2 User is offline   Driller Icon

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Posted 22 December 2011 - 05:38 PM

Hi, maybe you can find usefull information here: http://www.urbanterr...ic/27825-drdos/

PS: I like krh-funny server ;)

#3 User is offline   LammeSnail Icon

  • Account: lammesnail
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Posted 23 December 2011 - 11:14 AM

View PostDriller, on 22 December 2011 - 05:38 PM, said:

Hi, maybe you can find usefull information here: http://www.urbanterr...ic/27825-drdos/

PS: I like krh-funny server ;)


Thanks a lot, there is the solution!

I am happy if you like the funny server, have fun! :happy:

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