Network Traffic & Script for Contex Switches

[iterator]

Hi

i have worte a script that measurs eth0.

i save the value in a file, at the next call i substract the stored value with the new value and divided it with the difftime.

exsist a better script ?

in the attach a script, that put out vmstat
I messurs the interrupts an contex switches.. i dont found a tool to see the cross calls (xcals)

Another thing, Linksys WAG54.. exsist a MIB ?

thanks

Frank