"lsmod | grep ipw" or "lsmod"?
i don't believe suse would build ipw2200 module in the kernel. it just doesn't make sense. of couse, if her kernel is re-built, that's another story, but i doubt about it.
check /var/log/message or do a "dmesg > /tmp/dmesg.out", you can find out what's going on.