How to Acess SAP R/3 Application Server Folder from SAP PI 7.4 (single stack)

Hi All,

I have a requirement to access the folder in SAP R/3 application layer from SAP PI single stack.I came to know  that when we mount the folder of ECC in SAP PI, It can be visible in AL11 of SAP PI.But here it is the case of PI single stack.Is it possible to access the ECC folder from Single stack.How can be it done?

Regards,

Tibin Joseph