The wiki is not updated regarding phpsysinfo
It is now avaliable in the smecontribs repo
installing using yum:
yum install --enablerepo=smecontribs smeserver-phpsysinfo
First line will enable public access to the contrib, second will "unenforce" https
db configuration setprop phpsysinfo access public
db configuration setprop phpsysinfo HTTPS off
make changes take effect
expand-template /etc/httpd/conf/httpd.conf
/etc/init.d/httpd-e-smith restart (maybe svc should be used instead, if so, please enlight me)