michal wlasenko wrote: > it seems xlock is not provided in SL4 [at least my yum doesn't see > it]. is there any alternative available and recommended ? XClock is located in the xorg-x11-tools package: $ rpm -qf `which xclock` xorg-x11-tools-6.8.2-1.EL.13.25.1 To install: # yum install xorg-x11-tools And follow the prompts. -Luke -- Luke Scharf, Systems Administrator Virginia Tech Aerospace and Ocean Engineering