Add on Help for Backend Systems for Fiori App Implementation

HI all

Iam completely new to this Fiori , Odata and Gateway.Requesting some guidance in implementing the first Fiori App.

i would like to try to implement the My Time Sheet App . for this

As per the Guides i had Done with Nw 7.4 abap stack installation where the gate way is default add on

and installed the UI Add UIX01HCM on the nw.7.4 system.

My front End component level is

SAP_BASIS 740 0008 SAPKB74008

SAP_GWFND 740 0008 SAPK-74008INSAPGWFND

SAP_UI 740 0009 SAPK-74009INSAPUI

UIX01HCM 100 0003 SAPK-10003INUIX01HCM

UIX01TRV 100 0002 SAPK-10002INUIX01TRV.

Now i need to Add the ADD ons on the Back end system for same My Time Sheet app.

My back end system is on ECC6 EHP6 support pack 8

IW_BEP 200 component with sp 7 is already avilable on backend system.

As per my understanding i need to add SRA* add on and its support pack

Add on

and the Support packs till

Apart From this do i need to install any other add on for Gateway on my back end system , iam a bit confused with this.

and also do i miss ADD on on my front end or Backend system ,pls guide me.

can any one guide me pls as we need to take extra care for the Back end system as all the developments are in place.