How to make a connection once in VB 6 and call in multiple forms?

In Vb we generally make connection in every page but to avoid this a one time connection is made if thier is modification in server location we can easily change them in one place raher to change in differnent place.How to make a connection once in VB 6 and call in multiple forms?
In VB 6, why are you using that anyway, put the connection code either in a class or module and make it Public so you can call it from any form in the project.How to make a connection once in VB 6 and call in multiple forms?
question is not clear!!