my elastix server is not visible from outside my lan

view full story

http://www.linuxquestions.org – hello everybody i installed elastix on a server with a real or static ip address i can access elastix webased system from inside my lan but i cannot do that from outside (i mean when i try to manage it from another place) i also use D-Link DSL 2640T with a disabled firewall any help will be appreciated (HowTos)