On February 7 NATO fighter aircraft intercepted one IL-20 flying in international airspace from the mainland of the Russian Federation to Kaliningrad. It had no pre-filed flight plan, the radio transponder was switched off, the crew was maintaining radio communication with the regional air traffic control centre.
On February 7 NATO Air Policing fighter aircraft also identified and escorted one IL-78 flying in international airspace from mainland Russia to Kaliningrad. It had no pre-filed flight plan, had the onboard transponder switched on, the crew was maintaining radio communication with the regional air traffic control centre.
On February 9 NATO Air Policing fighter jets intercepted one IL-20 flying from Kaliningrad and returning. The aircraft had no flight plan, its onboard transponder was kept off and the crew did not keep the radio communication.