Re: Proxyarp is not working with kernel 2.2.0

Denis Chapligin (chollya@yantar.ru)
Tue, 2 Feb 1999 15:00:52 +0200 (EET)


Здравствуйте

On Tue, 2 Feb 1999, Khimenko Victor wrote:

> In <Pine.LNX.3.96.990202112353.26358A-100000@hurricane.yantar.ru> Denis Chapligin (chollya@yantar.ru) wrote:
> DC> Hi
>
> DC> On Tue, 2 Feb 1999, Khimenko Victor wrote:
>
> >> >>
> >> >> >> # I was found, that the ppp "proxyarp" feature is not working with kernel
> >> >> >> # 2.2.0(PPP 2.3.5). It works fine with 2.0.x kernels. Who can explain it?
> >> >> >>
> >> >> >> There's a sysctrl for it now:
> >> >> >>
> >> >> > It doesn't helps.
> >> >>
> >> >> Are you trying to proxy-arp for entire subnets? If so, I think they
> >> >> removed support for that in 2.2.
> >> > You mean that the proxyarp for single machine will work?
> >>
> >> Yes. Support for proxy-arp of subnets was removed in 2.1.x kernels long ago
> >> (more then half-year for sure; may be year). Since noone complained when this
> >> ugly hack was removed I think that there was so little users of this "feature"
> >> that chances to get this back is quite low...
> DC> I tried to use proxyarp with single machine and it works. But why arp
> DC> table is not updated automaticly, as it was with kernel 2.0.36?
>
> What you mean ? When and how rpm table should be updated automatically ?
I mean that when i'm using ppp2.2.0+kernel2.0.36, after establishing ppp
connection, command arp -anv shows me string like that:
ppp.connected.machine ether :00:34:(mac address of eth0) MP eth0

But with kenel 2.2.1, in the same situation, arp -anv shows
ppp.connected.machine * * MP eth0
so i need to manually add record to arp table.
Denis Chapligin

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