This panoramic reform will be carried out with the purpose of uniting the airspace that is now divided under a single national system of air traffic control.
In India, the aerodrome with an airspace of 2.8 million square nautical miles consists of four very important regional control centers, namely Delhi, Mumbai, Kolkata and Chennai.
The hub and spoke system was changed to the hubless system in order to perform better in the increasing air traffic but has currently become inefficient due to the increasing air traffic.