What this means
The IEEE assigned the MA-L block 48A2B8 to Chengdu Vision-Zenith Tech.Co,.Ltd. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 48:A2:B8, it is Chengdu Vision-Zenith Tech.Co,.Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 48A2B8?
48A2B8 is registered to Chengdu Vision-Zenith Tech.Co,.Ltd in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Chengdu Vision-Zenith Tech.Co,.Ltd's block covers 16,777,216 addresses.
What devices use 48A2B8?
Any network device with a MAC address starting 48:A2:B8 was manufactured by or for Chengdu Vision-Zenith Tech.Co,.Ltd.