The three countries will come together in the Indian Ocean for the 21st edition of the Malabar exercise - Malabar 2017, aiming for a "bigger" and "more complex" exercise than before.
"We want to (use) different machines especially now that India flies the P8I (Poseidon). We fly the P8A," Commander of the US Seventh Fleet, Vice Admiral Joseph P Aucoin said.
Vice Admiral Aucoin met Indian Navy Chief Admiral Sunil Lamba and other senior officers to chalk out the dates and strategy of the exercise, likely to be held after the monsoon.
The exercise has assumed significance as it is being held at a time when China has become more assertive, and their submarines' forays in the Indian Ocean region have increased.
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The Chinese are set to monitor the exercise like they did last year when India, US and Japan participated in the exercise together in the Japanese waters off the Pacific.
He said the implementation of LEMOA may take some more time, but hoped that within a couple of years, it would be clear what possibilities are there.
The US has shared its "points of contact" - the details of designated officials to whom the US military would have to send its request for logistics support under LEMOA - but India is yet to share the list.
Another problem is that common accounting system for the three services also needed to be worked out.
He termed the situation in the region "dynamic" and asked countries to desist from aggressive land reclamation.
He said India's settling of maritime disputes with Bangladesh should be a "terrific path forward" for other countries.