Re: firewall rules for subinterfaces

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Le ven 15/10/2004 à 16:25, Andre Correa a écrit :
> Hi, there is really no meaning on setting rules for subinterfaces, If 
> you need to segment your network and can't plug new NICs look for VLANs. 
> You can apply rules indicating VLAN interfaces (-i and -o) like this: 
> eth0.100, eth0.200, etc...

Definitly true.
Different IP addresses spaces on the same ethernet segment are a joke to
fool.

> Somebody correct me if I'm wrong but this was made possible under >= 2.6 
> kernel versions, on 2.4.x you can't do it too.

VLAN support is available for kernel >= 2.4.14 and 2.6. Otherwise, you
can find patches for >=2.2.13 at :

	http://www.candelatech.com/~greear/vlan.html

You can also find a "Linux VLAN + Cisco" HOWTO at :

	http://www.candelatech.com/~greear/vlan/cisco_howto.html


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