I want to create a 30 km long 45mbps PTP link.Which ptp solution will satsfy this?

I want to create a 30 km long 45mbps PTP link.Which ptp solution will satsfy this?

I would suggest that you use  the free LINKPlanner tool to design your link. This software is very accurate and will let you plan your link to a high level of accuracy. You can find more information HERE

Ray