ed2k traffic is causing network problems

[Ron Ganzer]

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hi all,
 

i use aMule 1.2.8 .
and my users use various ed2k clients.
it has come to the point where ed2k traffic is blocking EVERITHING and causing my connection to be swaped.

i need a simple way to limit the ed2k traffic (down&up)
either by firewall or by any other mean

thanks
Ron Ganzer