MRV Comunications

2 blocks

Every MAC/OUI block IEEE has registered to this exact organization name, combined.

Registered nameMRV Comunications

Total assignments2

Total address capacity33,554,432

First tracked hereAug 22, 2026

Last changed hereAug 22, 2026

SourceIEEE Registration Authority

Vendor registration identifies the organization holding a block, not a specific device model, product line, or manufacturing date. This page combines every block IEEE has registered under this exact organization name; it doesn't mean every address in every listed block is currently shipping in a real device.

About MRV Comunications

MRV Communications was a Chatsworth, California telecom company that ADVA Optical Networking acquired in 2017.

Devices that use these prefixes

Optical networking equipment

Related companies

ADVA Optical Networking Ltd.: the company that acquired it

Assignments by type

Type	Count
MA-L	2

Countries in IEEE's registration records

Country	Blocks
🇮🇱 Israel	2

Download this organization's blocks

Get just these assignments as CSV or JSON, generated fresh from the live registry on every request.

2 registered prefixes

Prefix Type

44:37:08:00:00:00 /24 MA-L DC:4D:23:00:00:00 /24 MA-L