"Send Test" option RWB in SAP PO

Hi Expert,

I am not able to see "Send test" option in the RWB in SAP PO 7.4 like we used to have in SAP XI/PI 7.1, SAP PI 7.31. So, could you please help me to get to know where it in SAP PO 7.4 so that I can do testing myself.

Thanks,

Kumar