System Copy

Hello All,

I want to do Homogenous system copy to change the SID of our existing PRD Server

We have virtulized our current PRD server & its working fine & we need to change the old PRD server as a development

hence we need to change he SID of old PRD server

Current System DETAILS:

Win 2003 SP1

Database : MAX DB 7.5

SAP : ECC 5.0

Please give me some idea how can i change the SID of the OLD PRD System

Best Regards

Amol