Zoom ZoomAir IG-4150 Installation Reference Manual page 19

Note: After you have identified your IG-4150, you may be
instructed to upgrade the firmware on your device. Refer to
Appendix B for more information.
3
After you have identified your IG, press the F12 key to check
your IG Ethernet MAC-address. The following window will
open. Write down the MAC-address on the last page of this
manual. Your cable service provider will ask for it, and you
may need it if you contact Technical Support or Customer
Service. Click Close.
Chapter 4 Configuring Typical Settings 19