openwrt dmz and reditrect: don't work

I have configured a dmz which can reach internet, and cannot reach the internal network. Actually I put only one server in dmz (an http server). Works fine (i can ping it from lan, can ssh from lan, but the redirection don't work). Those are my configuration files /etc/config/network config interface 'loopback' option device 'lo' option proto 'static' option ipaddr '127.0.0.1' option netmask '255.0.0.0' config globals 'globals' option ula_prefix '*****' config atm-bridge 'atm' option vpi '1' option vci '32' option encaps 'llc' option payload 'bridged' option nameprefix 'dsl' config dsl 'dsl' o

Question by elbarna on Super User, licensed CC BY-SA. We show a short excerpt and link to the original thread as credit.