NET and VNET

I am trying to understand AVEVA products by referring to Product Catalogue.
I am little confused about AVEVA NET and AVEVA VNET.
Can some one elaborate if both are same?
If not, what is the difference?

Thanks.

I am trying to understand AVEVA products by referring to Product Catalogue.
I am little confused about AVEVA NET and AVEVA VNET.
Can some one elaborate if both are same?
If not, what is the difference?

Thanks.