On Mon, 13 Oct 2003, Mikael Abrahamsson wrote: > I can understand how a virus like Welchia can affect a flow-based > architecture like Extremes. I was under the impression that CEF enabled > Cisco gear wouldnt have this problem, but Cisco has instructions on their > webpage on how deal with it and cites CPU usage as the reason. With CEF I > thought the CPU wasn't involved? CEF is perhaps differently implemented on > different plattforms?
I think CEF in HW is the key, ASIC based and not Flow based. I'm not all-knowlegable on which platforms do this, but the 7500, 12000, 2948G-L3, 4908 have it.