| Prefix | Block | Addresses | First registered | Organization |
|---|---|---|---|---|
| 00:01:47 | MA-L | 16.8 million | 8 Sep 2000 | Zhone Technologies, Inc. |
| 00:02:71 | MA-L | 16.8 million | 26 Mar 2010 | Zhone Technologies, Inc. |
Former Zhone Technologies MAC address blocks
The IEEE registry once carried 2 blocks registered to Zhone Technologies. All 2 blocks are now registered to Zhone Technologies, Inc.. Zhone Technologies, Inc. took over all of them.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.