BLE Mesh Topologies

Bluetooth Mesh network concepts, node types, and topology patterns for building large-scale, reliable wireless networks.

Relay Node

Bluetooth Mesh Relay Node -- extends network coverage by retransmitting messages.

Node Type relay
Max Hops 127

Low Power Node

Bluetooth Mesh Low Power Node -- battery-efficient operation with Friend Node.

Node Type low_power

Friend Node

Bluetooth Mesh Friend Node -- message caching for Low Power Nodes.

Node Type friend

Proxy Node

Bluetooth Mesh Proxy Node -- GATT bridge for smartphone control.

Node Type proxy

Provisioner

Bluetooth Mesh Provisioner -- adds devices to the Mesh network.

Node Type provisioner
Mandatory

Directed Forwarding Node

Directed Forwarding -- Mesh 1.1 path-based message routing.

Node Type directed

Subnet Bridge

Subnet Bridge -- Mesh 1.1 inter-subnet message bridging.

Node Type bridge

Remote Provisioning Server

Remote Provisioning -- Mesh 1.1 provisioning over multiple hops.

Node Type remote_provisioner