Mac Address Space
Calculator
Total MAC addresses (2^48)
281,474,976,710,656
Results
- Total MAC addresses (2^48)
- 281,474,976,710,656
- Addresses per vendor prefix
- 16,777,216
- Host bits remaining
- 24
Computing results
| Total MAC addresses (2^48) | 281,474,976,710,656 |
| Addresses per vendor prefix | 16,777,216 |
| Host bits remaining | 24 |
formula-map diagram
- Total MAC addresses (2^48)
- 281,474,976,710,656
- Addresses per vendor prefix
- 16,777,216
- Host bits remaining
- 24
Computing relationship
Formula
total = 2^48 ; per_vendor = 2^(48 − OUI_bits)= 2.8147497671066E+14
Note
This is a simplified model: it applies the standard computing formula to the numbers you entered and ignores protocol overhead, compression variability, retries, contention and other real-world effects. Size your systems with measured data.