IPCop reverse webproxy
Finally, IPCop with reverse web proxy. It is possible, but you have to recompile the IPCop system by hand and hack into the perl files of IPCOP. This takes some time.
1. So first make sure you are able to recompile IPCop as explained on http://ipcop.org/index.php?module=pnWikka&tag=IPCop1BuildingHowto .