2 IPs in tomato

[der.hans]

Am 22. Apr, 2011 schwätzte Joseph Sinclair so:

> Tomato doesn't support multiple external IP addresses in it's web UI.
>
> You have to ssh into the router and add the additional address directly.
> I haven't tried it (I don't have a router that can run tomato) but I think the ip addr add command is available on tomato to do that (if it's really temporary), or you can edit the network settings and restart networking.

OK, that's what I figured, but I ran out of time for the investigation.

Dual-IPs are only valid for a couple of weeks. Then again, this is the
first time Cox Business gave me sufficient notice or allowed me to have
both IPs for a period of time.

ciao,

der.hans
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