Re: Determining the interface for an skb

kuznet@ms2.inr.ac.ru
Sat, 25 Dec 1999 21:29:45 +0300 (MSK)


Hello!

> Assume an ipv4 packet to be forwarded has arrived via the aliased
> interface eth0:8.

The question is incorrect. Packet cannot arrive on an alias.

> But I haven't been able to find an obvious way to determine which label is
> correct for the packet

Neither of them. Packet has source address, destination address
and physical interface, which it arrived on. No more labels are recorded
in it.

Alexey Kuznetsov
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