mod_ssl and suse linux 7.1

hi there, i wanted to try ssl, so i installed mod-ssl, openssl and apache using yast2.. after that i changed SSLEngine in httpd.conf to "yes".. but after a reboot when i tried to connect to my webserver it was unreachable (i triend http://...., https:// ... with and without port 80 or 443).. how do i get this to work? i just want to try it with a simple "test" certificate... thanks:: remo