DBCC IND is an undocumented command that shows internal details of the index. It's not really useful to someone getting started.

I would suggest you read the sections in books Online on indexes (or follow the below links for the MSDN articles) and then post if you have specific questions.

http://msdn.microsoft.com/en-us/library/ms189271(SQL.90).aspx - All about indexes

http://msdn.microsoft.com/en-us/library/ms180978%28SQL.90%29.aspx - Table and index architecture