MAC prefix FC:83:99
| Vendor | Avaya Inc |
|---|---|
| Short name | Avaya |
| Prefix | FC:83:99/24 |
| Block type | MA-L (/24, 16,777,216 addresses) |
| Address range | FC:83:99:00:00:00 – FC:83:99:FF:FF:FF |
| Notations | FC:83:99:00:00:00FC-83-99-00-00-00fc83.9900.0000FC8399000000 |
Frequently asked questions
Which vendor does MAC address FC:83:99 belong to?
MAC addresses starting with FC:83:99 are assigned to Avaya Inc according to the IEEE registry (prefix length 24 bits).
How many addresses does block FC:83:99 contain?
The block contains 16,777,216 addresses from FC:83:99:00:00:00 to FC:83:99:FF:FF:FF.
Is FC:83:99 a unicast or multicast address?
The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).
How do I find the MAC address of my device?
On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.
Which other MAC prefixes does Avaya Inc have?
Avaya Inc holds 53 registered prefixes in total – the full list is on the vendor page.