[SLE] net monitor

hi, all Please give me advice, I need small network monitor, which resides on taskbar and show activites of network interface - change color when it active.Idealy with network statistics-send and recive, may be wtih graph. I look on kde-look, find some, but part of them don't work on my system, other consime 50% of CPU power, so I need information about successful usages. I have Suse 10.0 and kde 3.51 Thanks. /////////////////////////////////////