Use IP alias if you are on 2.0+
If you need redundancy (2xpfsense) use carp. All the other options are poor
workarounds created when pfsense did not support true interface alias.

Brgds, Espen
8. mars 2015 16:18 skrev "Tim Hogan" <[email protected]>:

> I have seen that page and I don't know about "saying it all".  I still
> cannot figure out what the advantages and disadvantages are. All I want is
> to be able to do a 1:1 NAT with some public IP addresses.  These addresses
> do not need to be used by the firewall directly.  So in this case it would
> sound like using Proxy ARP would be the best choice.  But are there any
> disadvantages?  What about performance?
>
> Regards.
>
> On 3/8/2015 7:42 AM, PiBa wrote:
>
>> Says it all: https://doc.pfsense.org/index.php/What_are_Virtual_IP_
>> Addresses
>> Which is better, that depends on what you need it to do.
>>
>> Tim Hogan schreef op 8-3-2015 om 13:48:
>>
>>> I am setting up my firewall to do 1:1 NAT with a block of public IP
>>> addresses.  I have found several posts about setting up 1:1 NAT and some of
>>> them say to use Proxy ARP when creating the Virtual IP and others say to
>>> use IP Alias. Can someone full explain the difference between the two and
>>> offer an opinion as to which would be better to use?
>>>
>>> Regards
>>> _______________________________________________
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>>>
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>
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