THREATS;- Improvised explosive devices. ( IED's ) defence to threat of IED's - portendo defence to threat of IED's;- portendo laser explosive detection smart Technology see page no 11 for more details threats;- shoulder mounted rocket propelled grenades defence;- blast proof and fire solutions ( bp&fs ) hardened steel and concrete perimeter compound wall, with entry / exit protocols to defeat the suicide bomber and the vehicle explosive loaded threat......hardened boundaries feature accoustic sentri listening, repoting in 1 second, up feature command and control enhanced with laser painting and tracking system, linked to command and control.