connecting to development to production

HI ALL,

I have portal development server DEV1 and it was connecting to ABAP quality server QUA1.Now i want to connect

this DEV1(portal server) to ABAPproduction server (PRO1).

What are changes i need to do to connecting to ABAP Production.

I want configure SSO,for this i need to configure SLD and JCO's?

Regards,

Suresh