The Ethernet Network Diagnostics cluster (0x0037) is a Matter cluster that Reports Ethernet network statistics and connectivity status.. It defines 1 command and 9 attributes and is mandatory for 2 device types.

Last updated 13 Jun 2026

Ethernet Network Diagnostics 0x0037

Global Cluster

Utility

Introduced in: Matter 1.0

Devices: 24

Reports Ethernet network statistics and connectivity status.

Spec History

This cluster's ClusterRevision across the Matter releases it has shipped in. Click a version to inspect the cluster as it existed in that release.

Matter 1.0 Matter 1.1 Matter 1.2 Matter 1.3 Matter 1.4 rev 1 Matter 1.5 rev 1 Matter master rev 1

Attributes 9

Commands 1

Features 2

Code	Name	Type	Flags
0x0000	PHYRate 0x00..0x09 · nullable	PHYRateEnum	Optional
0x0001	FullDuplex nullable	boolean	Optional
0x0002	PacketRxCount default 0x0000000000000000	int64u	Optional
0x0003	PacketTxCount default 0x0000000000000000	int64u	Optional
0x0004	TxErrCount default 0x0000000000000000	int64u	Optional
0x0005	CollisionCount default 0x0000000000000000	int64u	Optional
0x0006	OverrunCount default 0x0000000000000000	int64u	Optional
0x0007	CarrierDetect nullable	boolean	Optional
0x0008	TimeSinceReset default 0x0000000000000000	int64u	Optional

Code	Name	Direction	Parameters
0x00	ResetCounts Optional This command is used to reset the count attributes.	client→server	None

PacketCounts (PKTCNT) bit 0

Node makes available the counts for the number of received and transmitted packets on the ethernet interface.

ErrorCounts (ERRCNT) bit 1

Node makes available the counts for the number of errors that have occurred during the reception and transmission of packets on the ethernet interface.