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Building a Home Firewall/Router Using OpenBSDSparc )

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OpenBSD (best OS for sparc HW very will ported). . NetBSD (sparc32 port) ..... The OpenBSD logo is a trademark of the OpenBSD project.

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Building a Home Firewall/Router Using OpenBSDSparc )Page 1Building a Home Firewall/Router UsingOpenBSDSparcJoshua Malone(jmalone@ubergeeks.com)Page 2Sun HardwareCheap! (ebay surplus auctions giveaway)Reliable enterprisegrade hardwareOS optionsSunOS / Solaris (ugh)OpenBSD (best OS for sparc HW very will ported)NetBSD (sparc32 port)Linux (SuSE older RedHat Debian)Page 3Sun Hardware cont'ExpansionSCSI (almost every Sun box has it onboard)Sbus (network cards extra SCSI busses framebuffers)Framebuffer is like video card for Sun but not necessary;you can use serial console and run headless!Mbus add CPUs!(some machines)Mbus CPU modules available on ebay and other placesOnly NetBSD2 and Linux can utilize multiple CPUsPage 4Sun Hardware cont'Limitations:Sbus is 25 MhzEven so it can handle a 768Kbit/sec DSL lineNo way to get USBNeed a cable/DSL modem with ethernetSlow bootup(compared to a soho router appliance)Need to disable a bunch of unneeded startup scriptsNeed wireless? Just add an access point.Page 5Sun Sparcstation LX50 MHz Microsparc CPU (soldered on board)Sun4/m type (4/30)introduced 11/92 endoflifed 3/94RAM: up to 96MB (I'm using 48)1 internal SCSI HD (I have a 1GB Seagate)Onboard 10 baseT ethernetOnboard Cgsix framebufferBut we'll be going headless!Page 6Typographic conventions<italic in angle>{values|in|braces}square brackets]Fixed type Parameter replace with your specific value Choices for a value choose one Optional item Command or line for a file literalPage 7OpenBSDwww.openbsd.orgFree BSDstyle operating system focusingon security by defaultHeavily cryptoorientedBasic install is < 250MB including:pfdhcpdbindsshPerfect for olderunderpowered hardware!Page 8Installing OpenBSDsparcNeed serial nullmodem cable2 types of serial ports: DB25 and mini DIN8DB25 is actually 2 serial ports in oneNormal cable only connects first oneMac serial cable should work with mini DIN8Single netinstall floppyOpenBoot: 'boot floppy'Page 9Configuring OpenBSD/etc/hostname.& ...

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