Re: [TCLUG:11306] Mediaone & bootpc

[sos@mirage.skypoint.com (Steve Siegfried)]

Dave Erickson wrote:
> 
> Steve Siegfried wrote:
> > 
> > Dave Erickson wrote:
> > >
> > > Steve Siegfried wrote:
> > > >
> > > > Gang,
> > > >
> > > > I just switched from Mediaone's one-way cable to their two way service and
> > > > have encountered a couple of "interesting" phenomonia.
> > > >
> > > > Mediaone's two-way service hands out IP addresses via dhcp.  I use tcpwrappers
> > > > and, about every 10 minutes while I'm "connected", I'm seeing 4 successive
> > > > attempts to connect to my machine using bootpc (one about every 4 seconds)
> > > > from the next machine up the traceroute tree.  Like, what's the deal with
> > > > that?
> > > >
> > > > Secondly, I use "usernet" to manage ip connections while on-line.  How come
> > > > I can _only_ connect to Mediaone via dhcp if I fire up the connection during
> > > > booting, but not via usernet?
> > > >
> > > > Obviously, not a networking wizard'idly,
> > > >
> > > > -S
> > >
> > > The two way is an "always on" connection, why would you want to take it
> > > down or up with usernet?
> > 
> > Mostly because I also use Skypoint and want to switch between 'em, but also
> > because since I've had the two-way service (3 days), I've been port scanned
> > 3 times, unsuccessfully telnet'ed to twice, etc, etc.  The script kiddies
> > seem to view Mediaone as fertile ground.
> 
> Pardon my ignorance but how do you know that?

Because I've built journaling into hosts.allow, hosts.deny, and inetd.conf
that catches this stuff.