Re: An "arp ... pub" replacement?

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On Mon, 2020-10-26 at 17:02 +0000, Steve Hill wrote:
> In addition to 198.51.100.1 and 192.51.100.2, the ISP is providing
> 28 extra public IPs (192.51.100.3-30), and I want to the firewall to
> be able to DNAT those IPs to internal machines, which means it needs
> to answer ARP for them.
> 
> The router is routing all of the public IPs directly to its internal 
> NIC.  In an ideal world, we'd just reconfigure the router so that the
> IPs are routed via the firewall rather than being directly
> connected. However, I'm finding that for managed routers, ISPs are
> increasingly unwilling to set up custom routing.

I'm curious how they expected you to use their extra IPs if they won't
let their router be configured for them.
 
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