Brocade Communications Systems LLC

Any device whose MAC address begins with 00:1B:ED has a network interface built by Brocade Communications Systems LLC. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1B:ED

Organization

Brocade Communications Systems LLC

Address

1320 Ridder Park Dr San Jose CA US 95131

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.