Re: routing question
In your email to me, Pete Templin, you wrote:
>
>
> Hi there,
>
> I'm in the process of setting up a 486 sx/25 as a dialup router
> (with one modem and one network card). Unfortunately, the ISP can't seem
> to get the external routing right yet, so my testing is being held up.
>
> The question is this: I've compiled a lean, mean kernel with the
> appropriate IP forwarding enabled (no firewalling or masquerading is being
> used). Will it "route" by default, or do I need to add a specific package
> or other external software?
>
> Here's the output of "route":
>
> Kernel IP routing table
> Destination Gateway Genmask Flags Metric Ref Use Iface
> cs10.mil.ptd.ne * 255.255.255.255 UH 0 0 2 ppp0
> cs10.mil.ptd.ne * 255.255.255.255 UH 1 0 0 sl0
> 204.186.230.0 * 255.255.255.0 U 0 0 35 eth0
> 127.0.0.0 * 255.0.0.0 U 0 0 18 lo
> default * 0.0.0.0 U 0 0 87 ppp0
> default * 0.0.0.0 U 1 0 15 sl0
>
> The modem is 204.186.27.145 (cs10-01.mil.ptd.net). Our IP addresses (not
> yet completely routed, but will be routed through the modem) are:
> 204.186.230.1, 204.186.230.2, 204.186.230.3 . The first address is given
> to the network card in the Linux dialup router, and the second address is
> assigned to an NT server on the network, so once the external router to
> the ISP recognizes the route, pinging 204.186.230.2 is a good test.
I take it that the sl0 is a dialup connection? You have to add a static
route (maybe) and proxyarp it (arp -s). The rest should be OK. The dialups
are the real pains since they have no MAC address to arp to.
Tim
--
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** Disclaimer: My views/comments/beliefs, as strange as they are, are my own.**
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