implementers-guide: more structure for overview pages, clarify some definitions (#1682)

This commit is contained in:
Ximin Luo
2020-09-04 16:44:14 +01:00
committed by GitHub
parent 08789c8f1c
commit 2f800d1489
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# Messaging Overview
Polkadot has a few mechanisms that are responsible for message passing. They can be generally divided
The Polkadot Host has a few mechanisms that are responsible for message passing. They can be generally divided
on two categories: Horizontal and Vertical. Horizontal Message Passing (HMP) refers to mechanisms
that are responsible for exchanging messages between parachains. Vertical Message Passing (VMP) is
used for communication between the relay chain and parachains.