i all<br><br>I use linux as GiGE router and have 6 NIC on it<br>Those days the NIC interrupt takes around 100% CPU but the system is 4G memroy and 8 CPU. I can't see any error packet in this NIC interface too<br><br>After I block the udp, the %CPU drops. but the UDP only takes around 8M in general<br><br>We use UDP traffic for voice.<br><br>Do you have any suggestion ?&nbsp; increase the kernel parameter?<br><br>Thank you so much<p>&#32;
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