To build "out of the box" for ar71xx arch I had to add the following patches to the apps that are not included in trunk yet:
1) for iptables:
http://git.netfilter.org/cgi-bin/gitweb … 070fb87f72

2)for ppp (pppoe mod):
https://dev.openwrt.org/ticket/11863#no1

may be it would be useful for someone smile

(Last edited by NewUse on 2 Nov 2012, 10:13)