David J Taylor wrote:

Is there any good reason for inetd "to be switched off as a security
measure"?  Could the TOD service be provided stand-alone, instead of
within inetd?  Perhaps not....

The services inetd calls are generally obsolete (rsh, rdate, telnet etc) or nearly so (ftp). As a general rule, admins either comment everything out or disable inetd entirely. Real, modern daemons, like sshd and httpd, run all the time and don't need to be called on demand.

As noted, a bunch of the old "really cool in 1983" protocols like echo (port 7), discard (8), daytime (13), or the coolest of them all in 1983, chargen (19). Telnet to these ports on a Solaris box, especially one that doesn't have Solaris 10, and you can see the wild and wonderful things they generate.

You could, conceivably, remove everything else and just leave daytime configured ... but you've got to ask yourself "Why aren't they using NTP?"


--
Peter Laws / N5UWY
National Weather Center / Network Operations Center
University of Oklahoma Information Technology
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