for Your 68K Macintosh
Last Update 10/28/03
Selecting A 68K Macintosh:
You can use any Macintosh with a 68020 processor
or greater and a 68851 PMMU. I recommend at least a 68030 processor based
system with a 68882 FPU(floating-point unit), a minimum of 8MB of RAM and
an 80MB hard drive. NetBSD supports FPU emulation very well for 68030 machines,
but there are still bugs in the emulator for LC68040 machines which can cause
crashes. If you have an LC040 machine like the Quadra
605, I really suggest you get a full
68040. You can find the full list of supported 68k Macintosh platforms
have successfully used and recommend any of the following models as a basis
Installation CD Available By Popular Demand:
- CD No Longer Available. I may release an updated firewall tar archive based on 1.6.1 at somepoint. It will be downloadable from this site.
- System 7.1 Disk Tools Plus SCSI formatter: self-mounting
image or disktools image.
- Minimal System 7.1: minisystem.
This will fit on a 1MB MacOS partition. No finder, it is replaced with the
Build Your Own Firewall/Router Using NetBSD 1.4.2:
- The first step is to get the complete pre-configured firewall tar archive
It is about 18 MB in size and contains a basic install of NetBSD 1.4.2 running
the above sbc kernel with everything locked down, NAT and IP filter enabled,
and dhcpd running on the first ae0 interface. Includes Apache 1.3.12 and support
for PPPoE and RoadRunner cable modems. Support is also included for mc(MACE)
and sn (Sonic) ethernet cards. Requires at least a 70 MB root partition to
Instructions To Get Started
- The firewall kernel supports 68030 and 68040 Macintoshes with FPUs running
- The firewall kernel can also be downloaded by itself: standard
or sbc (different SCSI driver needed
for certain Quantum drives).
- You can find additional usage instructions here.
Need more help or have questions. Contact me, Erik Winkler,