Link property of a datasource

Can Anyone clarify this doubt ?

What is the difference between the following link properties ?

1.Delayed

2.Active

3.Passive

And also what is the purpose of these 3 properties.

This has been already discussed over here,

http://dynamicsuser.net/forums/p/79349/439696.aspx

Thank you for the link, Kranthi.

I’ll check out