Hi Prashant,
If my understanding is not wrong you are referring to Sybase installation on an SAP system.
Refer the below Note for further details:
1772967 - FAQ - Important SAP Notes - Sybase ASE(Master note for all Sybase related queries)
1539124 - SYB: Database Configuration for SAP on Sybase ASE
1749935 - SYB: Configuration Guide for SAP ASE 15.7
Best Regards,
Ankitha