FRITZ!Box 7390 Final FRITZ!OS 6.30

                if [ "$1" = "enable" ]  ; then
                        /sbin/nmbd
                else
                        killall nmbd
                fi

BusyBox v1.20.2 (2014-07-04 14:29:21 CEST) multi-call binary.
Copyright (C) 1998-2011 Erik Andersen, Rob Landley, Denys Vlasenko
and others. Licensed under GPLv2.
See source distribution for full notice.
[...]
Currently defined functions:
        [, [[, arp, arping, ash, basename, brctl, bunzip2, bzcat, bzip2, cat, chgrp, chmod, chown, chroot, cmp, cp, cut, date, dd, df, dirname, dmesg, dnsdomainname, du, echo, egrep, env, ether-wake, expr,
        false, fgconsole, fgrep, find, flock, free, ftpget, ftpput, getopt, grep, groups, gunzip, gzip, halt, hostname, id, ifconfig, ifdown, ifup, inetd, init, insmod, iostat, ip, ipaddr, iplink, iproute,
        iprule, iptunnel, kill, killall, killall5, ln, login, logname, ls, lsmod, lsof, md5sum, mkdir, mkfifo, mknod, mkswap, modprobe, more, mount, mpstat, mv, nbd-client, netstat, nice, nohup, nslookup,
        passwd, pidof, ping, ping6, pivot_root, pmap, poweroff, printenv, printf, ps, pstree, pwd, pwdx, readlink, realpath, reboot, renice, reset, rm, rmdir, rmmod, route, sed, seq, setconsole, setserial, sh,
        sleep, smemcap, sort, stat, stty, swapoff, swapon, switch_root, sync, sysctl, tail, tar, tee, telnetd, test, tftp, time, top, touch, tr, traceroute, true, tty, ubimkvol, ubirmvol, ubirsvol,
        ubiupdatevol, umount, uname, uniq, unxz, unzip, uptime, vconfig, vi, wc, wget, whois, xargs, xz, xzcat, zcat