The joint exercise was conducted from INS Airavat, the warship anchored in the Odisha coast.
Keeping in mind the terrorist attack on the Taj Hotel in Mumbai, the exercise was conducted at a seven-storied building here at Nehru Bungalow area.
Three IAF helicopters made several sorties near the building, said Surjit Das, Additional District Magistrate, Jagatsinghpur.
The security personnel launched attack from all the three fronts - air, water and ground.
This is a continuous process conducted by the three wings of the defence, Das said.
About 3,000 soldiers took part in the mock exercise titled 'Madad'.
