disabling root and olpc passwords

[Gary Oberbrunner]

subbukk wrote:
> sftp and scp both require receiver to share login password with sender. nc 
> doesn't. It just reads/writes bytestreams from/to network sockets. E.g. You 
> can transfer sub-directories across machines with :
>   olpc at 192.168.1.2 $ nc -lp 9999 | tar xzvf - ./src
> 
>   olpc at 192.168.1.1 $ tar czvf - ./src | nc -q 10 192.168.1.2 9999
> 
> without exchanging passwords.

It's extremely cool, and good for hardcore users, but most people don't 
have the level of understanding needed to use netcat effectively.  Plus 
ftpd/sshd are standard daemons; netcat can be daemonized too but it 
requires some hand-coding.

-- Gary