[isf-wifidog] Gateway NAT Patch

[Philippe April]

> 1. It adds the masquerade target on the gw_interface instead of the
> external_interface (is that a bug ?)

I think you're right on that one.

> 2. If it's a bug, we need to switch it to external_interface - but the
> gotcha is external_interface is not mandatory and wifidog may not know
> what it is!

You're also right on that one.

I think I would apply the patch (fix bugs first) but make it... I don't
know. Not hidden, but make sure to document that this is intrusive (plus
make mechanism in that we require the externalinterface).

-- 
Philippe April
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