MAC Address Formatter
Convert MAC addresses between colon, hyphen, Cisco dot-quad, and bare formats.
Colon (Unix)AA:BB:CC:DD:EE:FF
Hyphen (Windows/IEEE)AA-BB-CC-DD-EE-FF
Cisco dot-quadAABB.CCDD.EEFF
BareAABBCCDDEEFF
OUI (first 24 bits)AA:BB:CC
Address bits
- Unicast (I/G bit = 0)
- Locally administered (U/L bit = 1)
About MAC formats
- Colon (
AA:BB:CC:DD:EE:FF) — Unix, Linux, macOS convention. - Hyphen (
AA-BB-CC-DD-EE-FF) — Windows / IEEE-canonical convention. - Cisco (
AABB.CCDD.EEFF) — three dot-separated 16-bit groups. - Bare (
AABBCCDDEEFF) — no separators; useful for config files and Wake-on-LAN payloads.
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