Difference between revisions of "NAT FreeBSD"

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== FreeBSD NAT ==
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= FreeBSD NAT =
FreeBSD contain three builtin packet filtering programs.
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== ipnat ==
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<source lang="bash">
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# Filename: /etc/ipnat.rules
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#172.16.4.0/24 Internal backbone network on Mercantec
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map em1 from 192.168.22.0/24 to 172.16.4.0/24 -> 172.16.4.7/32
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#172.16.67.0/24 Printers on Mercantec
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map em1 from 192.168.22.0/24 to 172.16.67.0/24 -> 172.16.4.7/32
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#192.168.128.0/17 TEKKOM classes
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map em1 from 192.168.22.0/24 to 192.168.128.0/17 -> 172.16.4.7/32
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map vr1 192.168.22.0/24 -> 0/32
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map vr1 172.21.0.0/16 -> 0/32
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rdr vr1 83.90.239.186/32 -> 192.168.22.221  #sun
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rdr vr1 83.90.239.187/32 -> 192.168.22.178  #Cisco
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rdr vr1 83.90.239.188/32 -> 192.168.22.223  #bsd
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</source>
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Add the following to /etc/rc.conf
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<source lang="bash">
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route_tekkom="-net 192.168.128.0/17 172.16.4.1"
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route_backbone="-net 172.16.4.0/24 172.16.4.1"
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route_printers="-net 172.16.67.0/24 172.16.4.1"
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</source>
 
[[Category:FreeBSD]]
 
[[Category:FreeBSD]]

Revision as of 14:10, 22 March 2009

FreeBSD NAT

ipnat

# Filename: /etc/ipnat.rules
#172.16.4.0/24 Internal backbone network on Mercantec
map em1 from 192.168.22.0/24 to 172.16.4.0/24 -> 172.16.4.7/32
#172.16.67.0/24 Printers on Mercantec
map em1 from 192.168.22.0/24 to 172.16.67.0/24 -> 172.16.4.7/32
#192.168.128.0/17 TEKKOM classes
map em1 from 192.168.22.0/24 to 192.168.128.0/17 -> 172.16.4.7/32
map vr1 192.168.22.0/24 -> 0/32
map vr1 172.21.0.0/16 -> 0/32
rdr vr1 83.90.239.186/32 -> 192.168.22.221  #sun
rdr vr1 83.90.239.187/32 -> 192.168.22.178  #Cisco
rdr vr1 83.90.239.188/32 -> 192.168.22.223  #bsd

Add the following to /etc/rc.conf

route_tekkom="-net 192.168.128.0/17 172.16.4.1"
route_backbone="-net 172.16.4.0/24 172.16.4.1"
route_printers="-net 172.16.67.0/24 172.16.4.1"