Messages in this thread |  | | Date | Fri, 02 Nov 2001 13:57:34 -0800 | From | Bruce Ferrell <> | Subject | Re: unnumbered interfaces? - OT |
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Bernd Eckenfels wrote: > > In article <200111011522.QAA22531@zhadum.sara.nl> you wrote: > >> I'm trying to understand unnumbered interfaces. From > >> searching the web, they seem to be point-to-point links > >> that do not have IP numbers (hence the name).
They are in fact, used for point-to-point links. It allows someone to build a kind of distributed router; Kind of like the old IBM remote bridge arrangemets. Those had either a token ring or ethernet card and a WAN card of some kind (usually SDLC or X.25) connecting them together. Kind of cool in a weird, expensive sort of way.
> It is Cisco Speak. In Linux you simply give the Interface an IP Address of > an exisiting Interface, and then you have an "unnumbered" interface. It > simply means it does not add an additional address. > > Routing in modern operating systems is so easy and natural with interface > and host routes, dont worry about cisco legacy. > > Greetings > Bernd > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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