Hi Abhidarshi Verma,
SAP IDES means International Demo Environment System which you can get installed from Basis Consultant who do installations or you can purchase it from SAP IDES Vendor. SAP Basis Consultants charge you Rs. 2000 for SAP ECC 6.0 and for SAP ERP 6.0 EHP 5 they charge Rs.4500 including VM Ware + External HDD without formatting your Current system laptop or Desktop.
You need to take SAP IDES Training at Feasible Cost duration is 45 days. In 45 days you will be familiar with Configuration part. This will help you to Configure SAP system on Live server @ Authorized center. In 20 days you need to practice on live server along with theory.
Regards
Pramila