Messages in this thread |  | | | From | (Miquel van Smoorenburg) | | Subject | Re: IFF_POINTOPOINT and netmasks | | Date | 24 May 1997 12:16:29 +0200 |
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In article <Pine.SOL.3.96.970523184009.14317U-100000@hammer.thor.cam.ac.uk>, Philip Blundell <pjb27@cam.ac.uk> wrote: >On Fri, 23 May 1997, Miquel van Smoorenburg wrote: >> Why is this useful? Well, suppose I dial into my companies network. They >> have a class C, 192.168.2.0/24. Now if I set the netmask to 255.255.255.0, >> a route would be added automatically to the remote system - that's useful, >> and that is what you would expect. > >Ah, I think I see. What you want to do will only work if the remote >terminal server presents the same IP address on its dialin ports and on >its network connection. In the general case, they can be completely >different, and so the kernel is doing the right thing - when the >point-to-point link comes up all that you know for certain is that you can >reach the machine at the other end of it. If you happen to know that you >can also reach machines on its local network that way, you have to set up >a route by hand.
The thing is - the default netmask should be 255.255.255.255, but if want to override it, I think it should be possible. Right? At this moment the kernel prevents me from doing it by resetting things I explicitly set. Maybe Alexey Kuznetsov reads this, he should know..
Mike. -- | Miquel van Smoorenburg | "I need more space" "Well, why not move to Texas" | | miquels@cistron.nl | "No, on my account, stupid." "Stupid? Uh-oh.." | | PGP fingerprint: FE 66 52 4F CD 59 A5 36 7F 39 8B 20 F1 D6 74 02 |
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