Here is a list of all related documentation pages:

Custom Assertion Failure Behaviour
Defining Custom Checksum Protocol Stack Layer
Defining Custom Message ID Protocol Stack Layer
Defining Custom Message Size Protocol Stack Layer
Defining Custom Sync Prefix Protocol Stack Layer
Defining Custom Transport Value Protocol Stack Layer
How to Define New Custom Protocol
Advanced Guide to Message Dispatching
Fields Definition Tutorial
Protocol Stack Definition Tutorial
How to Use Defined Custom Protocol
Deprecated List