India today asked Pakistan to take strong and convincing action against perpetrators of the Mumbai terror attacks. The Defence Minister Mr. A K Antony said that unless they are punished, New Delhi will continue to remain impatient. Defence minister said that during his meeting he asked the US to advise Pakistan to dismantle the terror infrastructure and to stop use of its soil by terrorist groups to carry out attacks inside India.<br/><br/>He added that the government and the people did not want any confrontation with the neighbouring countries, but it would be difficult to move forward unless Pakistan acted.<br/><br/>Defence Minister says that the terrorist activities from across the border have increased off late as the militants and their masters know that the level of violence in Jammu and Kashmir is coming down and a peace process is going on . In reply to a question on continuing cross border terrorism, he said India can change its friends but not its neighbors.