order of eth interfaces in SuSE 9.1

[Man-wai Chang]

Roger Oberholtzer wrote:
> In suse9.2 (I do not know about 9.1) the cards are now known as
> eth-MAC_ADDRESS. The earlier ethX names are still there. But the longer
> names are the preferred name to use. This way you need not care about
> slot or driver load order.

but I want to make sure eth0 is always the internet interface while eth1 
is the intranet interface so that my firewall script would not go wrong.

Is there a method to ensure that under SuSE 9.1/9.2?

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