that is bb set from my router : ash, basename, brctl, cat, chmod, chpasswd, cp, date, echo, expr, fdisk, free, grep, halt, hostname, ifconfig, insmod, kill, killall, klogd, ln,
logger, login, logread, ls, lsmod, mdev, mkdir, mknod, mkswap, mount, mv, ping, poweroff, ps, pwd, reboot, rm, rmmod, route, sed, sh, sleep, swapoff, swapon,
syslogd, telnetd, test, touch, traceroute, umount, vconfig, vi, wc