ALE IDoc Configuration in detailed steps with T Codes

INBOUND IDOC

1)Segment :: Create Segements Using WE31
2)IDoc Type :: Create IDoc Type and Assign Segment to IDoc Type Using WE30
3)Release :: Release Segements and IDoc Type using WE31 and WE30 Respectively
4)Message Type :: Create Message Type Using WE81
And Assign IDoc Type to the Message Type Using WE82
5)Function Modules :: Create Function Module Using SE37
6)Process Code :: Create Process Code Using WE42
7)Characteristics :: Maintain characteristics of Inbound Function Modules Using BD51
8)Relate FM,Msg Type :: Assign Function Module to Message type Using WE57
9)Partner Profile :: Create Partner Profile Using WE20
And Assing Message type under Inbound parameters

OUTBOUND IDOC

1)Segment :: Create Segements Using WE31
2)IDoc Type :: Create IDoc Type and Assign Segment to IDoc Type Using WE30
3)Release :: Release Segements and IDoc Type using WE31 and WE30 Respectively
4)Message Type :: Create Message Type Using WE81
And Assign IDoc Type to the Message Type Using WE82
5)Function Modules :: Create Function Module Using SE37
6)Relate FM,Msg Type :: Assign Function Module to Message type Using WE57
7)Partner Profile :: Create Partner Profile Using WE20
And Assing Message type under Outbound parameters
8)Port :: Create/Use Existing Port Using WE21