@OpenWrt:/# df -h
Filesystem                Size      Used Available Use% Mounted on
/dev/root                 2.2M      2.2M         0 100% /rom
/dev/mtdblock/4           4.8M   1020.0k      3.8M  21% /
@OpenWrt:/# free
              total         used         free       shared      buffers
  Mem:        30712         7212        23500            0          860
 Swap:            0            0            0
Total:        30712         7212        23500
@OpenWrt:/# uname -a
Linux OpenWrt 2.4.20 #1 Tue Jun 1 00:45:47 EDT 2004 mips unknown