Pejman Moghadam / FreeBSD

FreeBSD 6.3 - NAT with IPFW

Public domain

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Kernel configuration

# vi /usr/src/sys/i386/conf/GENERIC
    options         IPFIREWALL
    options         IPFIREWALL_DEFAULT_TO_ACCEPT
    options         IPDIVERT
# cd /usr/src
# make buildkernel KERNCONF=GENERIC
# make installkernel KERNCONF=GENERIC
# reboot

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Startup configuration

# vi /etc/rc.conf
    firewall_enable="YES"
    firewall_type="open"
    natd_enable="YES"
    natd_interface="dc0"
    natd_flags="-dynamic -m"
# reboot

( ipfw add divert natd all from any to any via dc0 )

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BY: Pejman Moghadam
TAG: ipfw, nat
DATE: 2008-06-12 22:52:41

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Pejman Moghadam / FreeBSD [ TXT ]