# generate login files
  echo "supervisor:3Gnc.CJE1790M:0:0:Administrator:/:/bin/sh" > /var/passwd
  echo "root::0:root,supervisor,support,user" > /var/group
  # bring up busybox telnetd (/usr/sbin/telnetd) instead of brcm telnetd (/bin/telnetd)
  /sbin/telnetd