The head of the Ministry of defense of Greece Panos Kammenos said Greece and Russia have been conducting a dialogue about the maintenance of a number of missile systems and the procurement of new missile systems With-300. "Between Russia and Greece are dialogues maintenance systems s-300, tor M-1, cornet and other.. as well as the procurement of new missile systems With-300," he said. We will be limited to the replacement of missiles on fresh, " said Kammenos. Kammenos arrived on Wednesday with a visit to the capital of Russia at the security conference. Fourth conference on international security held in Moscow on 16-17 April