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# System prepended metadata

title: Obran Openthread Project Document Thread Primer

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---
title: 'Obran Openthread Project Document Thread Primer'
disqus: Obran Inc
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Obran Openthread Primer
===
[TOC]


## What is Thread?

## Node Roles and Types

### Forwarding roles
### Device types
### Other roles and types
### Partitions
### Device limits
### Recap

## IPv6 Addressing

### Scopes
### Unicast
### Unicast address types
### Multicast
### Anycast
### Recap

## Network Discovery and Formation

### Thread networks
### Mesh Link Establishment
### Create a new network
### Join an existing network
### Recap

## Router Selection

### Connected Dominating Set
### Upgrade to a Router
### Downgrade to a REED
### One-way receive links
### Recap