Re: It's been years since . . . .
Indeed, A&A are an exception to the 'don't use ISP supplied kit' too. They supply a preconfigured router that's very nice, with their Home::1 service, and it Just Works[tm]. I do have other options as 'test modems' if needed for troubleshooting.
And now... I will always associate RevK with Zaphod, cheers for that -->