Polycom

Any device whose MAC address begins with 64:16:7F has a network interface built by Polycom. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

64:16:7F

Organization

Polycom

Address

6001 America Center Drive San Jose CA US 95002

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.