public ip problem

i have two database three application tow haproxy and i use provider for giving them ip i do not want use self service becuse in self service beacuase all traffic goes to router in controller and i believe it can not handle all traffic. so i have 7 ip. 7 ip is behind firewall for security reason i want to use 5 diffrent ip for db and app and two ip for haproxy for my public ip that a person outsid of my private cloud can talk to haproxy what shoul i do?