How to properly rebuild the OLS conf

why you virtual host has example only and listener on 8088 instead of port 80 and port 443?

virtualhost Example {
vhroot Example/
allowsymbollink 1
enablescript 1
restrained 1
maxkeepalivereq
smartkeepalive
setuidmode 0
chrootmode 0
configfile conf/vhosts/Example/vhconf.conf
}

listener Default {
address *:8088
secure 0
map Example *
}

How to reinstall OLS or rebuild the OLS conf?