MAC prefix 1C:6A:7A

Cisco Systems, Inc

VendorCisco Systems, Inc
Short nameCisco
Prefix1C:6A:7A/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range1C:6A:7A:00:00:00 – 1C:6A:7A:FF:FF:FF
Notations1C:6A:7A:00:00:00
1C-6A-7A-00-00-00
1c6a.7a00.0000
1C6A7A000000

Frequently asked questions

Which vendor does MAC address 1C:6A:7A belong to?

MAC addresses starting with 1C:6A:7A are assigned to Cisco Systems, Inc according to the IEEE registry (prefix length 24 bits).

How many addresses does block 1C:6A:7A contain?

The block contains 16,777,216 addresses from 1C:6A:7A:00:00:00 to 1C:6A:7A:FF:FF:FF.

Is 1C:6A:7A 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 Cisco Systems, Inc have?

Cisco Systems, Inc holds 1,258 registered prefixes in total – the full list is on the vendor page.

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