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Distinctive Ring Aware Modems And GNU/Linux?

toughguy asks: "I've got a single phone line with three numbers attached to it. The three numbers make three different rings when they are called ("Distinctive Ring Service"). I'm trying to get a Linux machine (RedHat) to answer only on one of the distinctive rings so that it can receive faxes on that line. So far I haven't had any luck. I'm wondering if anyone has been able to get a Linux machine answering distinctive rings. If so, what modem hardware were you using and what software package as well?"

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  1. AT Settings by waldoj · · Score: 5

    It's been a while since I ran my BBS (ObReminisce: Aahhh, yes...those were the days), but lemme see if I can think my way through this one.

    If you're using one of many modems that supporting distinctive ring (that feature was quite common Back In The Day, I can only assume that it still is), then you should be able to use AT settings, if such things still exist, to echo something aside from "RING" when the phone rings. "RING 0," "RING 1," etc. When mgetty is looking for activity, I think it just looks for "RING" and answers. You should be able to modify mgetty to only answer upon seeing "RING 0".

    It ain't a link to an RPM, but it's something. :)

    -Waldo