What this means
The IEEE assigned the MA-L block AC9CE4 to Alcatel-Lucent Shanghai Bell 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 AC:9C:E4, it is Alcatel-Lucent Shanghai Bell Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix AC9CE4?
AC9CE4 is registered to Alcatel-Lucent Shanghai Bell 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. Alcatel-Lucent Shanghai Bell Co., Ltd's block covers 16,777,216 addresses.
What devices use AC9CE4?
Any network device with a MAC address starting AC:9C:E4 was manufactured by or for Alcatel-Lucent Shanghai Bell Co., Ltd.