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Re: Limiting internet access by time

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On Fri 05 Aug 2016 at 13:48:54 -0400, Dan Ritter wrote:

> On Fri, Aug 05, 2016 at 03:49:28PM +0000, Mark Fletcher wrote:
> > On Fri, Aug 5, 2016 at 11:04 PM Brian <ad44@cityscape.co.uk> wrote:
> > 
> > I didn't mention earlier, and I'm not sure if it is relevant, but the
> > computer connects via WiFi to my access point, which is also my network's
> > internet gateway -- with an LFS box between it and the cable modem as a
> > dedicated firewall. I don't trust the non-free firewall in the AP, although
> > I have left it on. The rest of my network is not to be subject to this 9pm
> > curfew. And I would ideally like connectivity between this machine and the
> > rest of my local network to remain even when the internet is denied to this
> > machine, so I can do remote maintenance when he's not using the machine,
> > for example.
> 
> 
> I have a new suggestion, based on this.
> 
> Do all the filtering on your LFS box.
> 
> Match your kid's machine by MAC address.
> 
> Write two tiny scripts:
> 
> #!/bin/sh
> iptables -D FORWARD -m mac --mac-source 58:63:1a:af:71:72 -j DROP
> 
> 
> #!/bin/sh
> iptables -I FORWARD -m mac --mac-source 58:63:1a:af:71:72 -j DROP
> 
> (substituting in the appropriate MAC address for the machine, of
> course)
> 
> and run the first one at 9 PM to disable internet access, and
> run the second one at 8 AM or whatever to re-enable it. Cron is
> your friend.

For this particular situation (LFS=Linux From Scratch?) this does appear
to be the easiest (less work) and most obvious solution.

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Thread

Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-05 02:10 +0200
  Re: Limiting internet access by time Lars Noodén <lars.nooden@gmail.com> - 2016-08-05 09:30 +0200
    Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-05 17:40 +0200
  Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-05 12:50 +0200
    Re: Limiting internet access by time Lisi Reisz <lisi.reisz@gmail.com> - 2016-08-05 13:10 +0200
      Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-05 16:10 +0200
        Re: Limiting internet access by time David Wright <deblis@lionunicorn.co.uk> - 2016-08-05 18:00 +0200
        Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-05 18:00 +0200
          Re: Limiting internet access by time Dan Ritter <dsr@randomstring.org> - 2016-08-05 19:50 +0200
            Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-05 21:10 +0200
              Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-06 03:40 +0200
            Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-06 07:30 +0200
              Re: Limiting internet access by time Dan Ritter <dsr@randomstring.org> - 2016-08-07 03:00 +0200
                Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-07 05:40 +0200
                Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-07 20:20 +0200
                Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-08 02:10 +0200
                Re: Limiting internet access by time Dan Ritter <dsr@randomstring.org> - 2016-08-09 19:30 +0200
                Re: Limiting internet access by time Stefan Monnier <monnier@iro.umontreal.ca> - 2016-08-09 21:20 +0200
                Re: Limiting internet access by time Dan Ritter <dsr@randomstring.org> - 2016-08-10 15:40 +0200
                Re: Limiting internet access by time Stefan Monnier <monnier@iro.umontreal.ca> - 2016-08-10 17:00 +0200
                Re: Limiting internet access by time Dan Ritter <dsr@randomstring.org> - 2016-08-10 18:10 +0200
                Re: Limiting internet access by time Stefan Monnier <monnier@iro.umontreal.ca> - 2016-08-10 22:40 +0200
          Re: Limiting internet access by time Brian <ad44@cityscape.co.uk> - 2016-08-05 20:50 +0200
            Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-06 07:30 +0200
      Re: Limiting internet access by time Mark Fletcher <mark27q1@gmail.com> - 2016-08-05 16:30 +0200
        Re: Limiting internet access by time pv29@gatech.edu - 2016-08-08 01:10 +0200
          Re: Limiting internet access by time Curt <curty@free.fr> - 2016-08-08 09:00 +0200
            Re: Limiting internet access by time pascalv@sdf.org - 2016-08-08 10:30 +0200
              Re: Limiting internet access by time Karol Augustin <karol@augustin.pl> - 2016-08-08 12:00 +0200

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