Parallels H-Sphere mail server boxes can not pass PCI (payment card industry) scan in case there are PHP versions 4.* used.
It is required to switch PHP to the version 5.* on Parallels H-Sphere
mail server boxes:
a). Enter the mail server box via ssh as root
b). Edit /hsphere/shared/scripts/scripts.cfg with your favorite editor
c). Change the following parameters values:
lines which begin with '-' are outdated;
lines which begin with '+' are with new/modified values;
rest lines are not changed.
d). Run restart apache script with 'force' option:
e). Check if apache is running.
These will also switch to Apache version 2.*.