On Mon, Jun 14, 2010 at 4:13 PM, Alan Hodgson <ahodgson@xxxxxxxxx> wrote:
> On Monday, June 14, 2010, Robert Arkiletian <robark@xxxxxxxxx> wrote:
>> I have 3 nics in a NATed gateway file server. Two nics (eth1, eth2)
>> Is it possible to disable the NATing, nfs, dhcp and just somehow
>> bridge the external WAN nic to the internal ones such that it's just a
>> pass through? Basically having the server behave like a switch?
>> Allowing the internal systems to join the network on the WAN. I know
>> how to disable NAT, nfs and dhcp but not how to configure the nics.
>>
>
> You do this by creating a bridge.
>
> The Red Hat/CentOS way is to create emptyish interface files like:
>
> # cat /etc/sysconfig/network-scripts/ifcfg-eth0
> DEVICE=eth0
> BOOTPROTO=none
> BRIDGE=br0
> ONBOOT=YES
>
> # cat /etc/sysconfig/network-scripts/ifcfg-eth1
> DEVICE=eth1
> BOOTPROTO=none
> BRIDGE=br0
> ONBOOT=YES
>
> And then a bridge interface file:
>
> # cat /etc/sysconfig/network-scripts/ifcfg-br0
> DEVICE=br0
> TYPE=Bridge
> ONBOOT=yes
> STP=on
> IPADDR=system.ip.address.here
> NETMASK=your.dotted.quad.mask
>
> Obviously, adjust as needed to match your actual hardware, etc.
>
> This can of course also be scripted using the actual networking commands,
> that I don't recall offhand.
Ah, Thanks Alan. I can write the script from this point. :-)
--
Robert Arkiletian
Eric Hamber Secondary, Vancouver, Canada
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