[44net] DGN2200 ADSL router and IPIP

Hi there Does anyone know if netgear DGN220 router may pass IPIP to its DMZ ? the router have a fire wall that ca not turned off and one rule in it that can not be deleted as follows any any drop always 10.0.0.20 never log i have placed before it rule as follows any any always pass 10.0.0.20 always log i suspect it know only TCP and UDP and not recognize IPIP on the log there is no sign of AMPRGW IP does anyone have experience with it ? Thanks for any help Regards Ronen - 4Z4ZQ http://www.ronen.org