Military experts said the exercises were to show off Iranian technology, although they say many systems are based on modified versions of equipment from other countries, such as North Korea.

...like their slightly modified "land re-entry system" borrowed from the North Koreans, which is activated a few moments after liftoff to ensure that the missile plunges itself face-first into the sand in the middle of nowhere in particular.

RE: Reuters | Iran ready to share missile systems with others