"So however complex it is, however long it takes, however difficult it is, that clarity is what guides us and I would say other than optimism, it is also very important to have perseverance," he said replying to a question on whether he was optimistic about the resolution of the row.
Asked about India's views on trilateral security grouping AUKUS (Australia, the UK and the US), Jaishankar did not give a direct reply.
He said it is important that democratic countries with shared values and interests work together with a cooperative spirit.