What port does LwM2M use?

LwM2M uses port 5683 by default.

Unknown

Lightweight Machine to Machine

Q: What is Lightweight Machine to Machine?

Lightweight Machine to Machine (LwM2M) is a Application Layer protocol in the IoT & Embedded category. OMA-defined device management protocol built on top of CoAP. Provides device registration, remote management, firmware updates, and resource monitoring for IoT deployments.

Application Layer — IoT & Embedded

Protocol Overview

Full Name Lightweight Machine to Machine

Abbreviation LwM2M

OSI Layer Application Layer

Category IoT & Embedded

Default Port 5683

About LwM2M

OMA-defined device management protocol built on top of CoAP. Provides device registration, remote management, firmware updates, and resource monitoring for IoT deployments.

Application Layer IoT & Embedded Port 5683

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