Locate the best 2.4 GHz Wi-Fi channel for your ZyXEL C2100Z modem

Access the wireless status to find the best channel, number of APs detected, channel utilization, number of connected devices, wireless security type, SSID broadcast state, MAC authentication state, and more.

Modem Status Step 1-3
  1. Connect a device directly to your modem.
  1. Open a web browser and go to
  1. Login to your modem by entering the Admin Username and Admin Password, then select "Apply." If your modem is using the default settings, this information is located on the modem sticker.
Learn more about password security best practices.
  1. Select "Modem Status."
  1. Select the "Wireless Status."
  1. Select 2.4 GHz.
  1. Select the SSID you want to view.
  1. Compare the "Channel" (current) to the "Best Available Channel." If you are not on the best channel, you can change the Wi-Fi channel here.
The best available Wi-Fi channel can change frequently based on factors in your environment. The modem looks for the best available channel when you plug in the power cord. To refresh the best available channel, power cycle your modem.
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