Subnet IP range

From:	"Assinatura de Listas" <assinarlistas at yahoo dot com dot br>
To:	<m0n0wall at lists dot m0n0 dot ch>
Subject:	Subnet IP range
Date:	Tue, 30 Sep 2003 14:47:23 +0100 (GMT Daylight Time)

Should I set my ADSL modem's ip to the same subnet range as my m0n0wal box
in order to be able to access a lan machine from the internet??
 
Thank you,
 
 
Cristian