Basic info for SAP PI - F2F...

1) Create software component at System Landscape Directory (SLD) and import it into Enterprise Service Repository (ESR).

2) Build sequence for Enterprise Service Builder (ESB)

• Namespace
• Datatype
• Messagetype
• Service Interface
• Message Mapping
• Operation Mapping

3) Build sequence for Integration Builder (IB)

• Configuration Scenario
• Business Component (or Business System)
• Communication Channel
• FCC configuration in Communication Channel
• Receiver Determination
• Interface Determination
• Sender Agreement
• Receiver Agreement

For file to file scenario that doesn't require any mapping where source and target files are expected to be the same:

• Create Communication Channel for both sender and receiver Business System
• Create Integrated Configuration

Important notes:
- SLDAPICUST
- SM59
- SLDCHECK

- SU01
- SXI_CACHE
- SXMB_IFR
- SXI_MONITOR
- SXMB_MONI

When creating datatype, make sure the structure is properly construct

    data-type-name // your datatype name
        record // represent data row
            detail // represent data structure
                field1
                field2
                field3

Ref link: Step by Step Guides - Connectivity

** This post is just for my own personal reference.