Why no rlogin to nodes?

[Daniel Ridge]

Walt,

<shameless>
Run Scyld Beowulf! Our nodes don't even have inetd -- let alone
rsh, telnet, or ftp daemons!
</shameless>

Cheers,
	Dan Ridge
	Scyld Computing Corporation

> I never disabled rlogin (or ftp ot telnet for that matter) on the
> nodes of my cluster. Now I have a user who is rlogin-ing to
> nodes, then rlogin-ing from there to yet other nodes. Is there 
> a reason someone would want to do this? Better question, 
> Is there good justification I can use to now shut off services, 
> like rlogin, that have been left on previously? I'll need a good
> reason I'm afraid...