How do I transfer shares from out side Demat account to my IIFL Demat account?

How do I transfer shares from out side Demat account to my IIFL Demat account?

1.You can send the requests of transferring shares from one Demat account to another by filling Delivery Instruction Slip (DIS).
2.You need to submit the Delivery Instruction Slip to the respective broker from where you want to transfer the shares to IIFL