ARRIS Consumer Care

S33: Locating the HFC MAC Address

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Question

Where can I find the HFC MAC Address on my S33 cable modem?

Answer

When installing the S33 for the first time, it may be required to provide the HFC MAC Address to the cable provider to activate the S33 for Internet access. The HFC MAC Address is located at the bottom panel and in the Web Manager. The HFC MAC Address is also known as the CMAC Address. This document includes the following sections:

Locate the HFC MAC Address on the Bottom Panel
Locate the HFC MAC Address in the Web Manager

Locate the HFC MAC Address on the Bottom Panel

The HFC MAC Address is labeled as HFC MAC ID located on the bottom panel on the white sticker of the device.

Locate the HFC MAC Address in Web Manager

NOTE: If the S33 is connected to a router, it is recommended to disconnect the router and connect the S33 directly to a computer with an Ethernet cable.

Launch a web browser, such as Internet Explorer, Firefox, or Safari. Enter http://192.168.100.1 into the address box, and press the Enter key. The Login page will appear.

NOTE: A security or private risk alert may appear on the web browser advising users to proceed with caution when accessing the Web Manager. There is no risk in proceeding to the Web Manager. For instructions to by-pass the alert screen, refer to article # 18181 - Alert Message for Web Manager Access.
On the Login page, enter admin in the Username field.
Enter a customized password or the default admin password in the Password field.

NOTE: If this is the first time login to the Web Manager, the default password could be password or the last 8-digit of the serial number. It is required to set a unique password to proceed to the Web Manager. For assistance with Web Manager Access, refer to article # 18552 – S33: Web Manager Access.
Click the Apply button. The Product Registration window will appear.
The Product Registration window includes information about enhanced product support, product warranty registration, and promotional offers from ARRIS.
- Click the Register button to take a few minutes to register the product. For assistance with product registration refer to article # 18558 - S33: Product Registration. When the product is registered the product registration window will not appear during the next login.
- Click the Ask me later button to bypass the product registration window. The product registration window will appear during the next login.
- Click the Stop asking button to stop the product registration window from appearing during the next login.
Click the Product Information link on the top menu. The Product Information page will appear. The HFC MAC address is labeled as Cable Modem MAC Address highlighted in the green box.