Hi Elham.
Having SRM and SUS on the same client is not recommended for production systems you can check note 573383 as well. You can have a separate SUS client in your SRM@ERP system. As for the config guide you can find all config guides either in your SAP Solution Manager documentation or on this site: http://service.sap.com/~form/sapnet?_SCENARIO=01100035870000000202&_SHORTKEY=01100035870000730474&_OBJECT=01100035870000…
regards
Zoltan