Cerio OW-400 A1 User Manual page 92

MAC Address: Enter the main roaming device MAC address
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R1 Identifier: Enter Shared identifier.
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128-bit Key: Enter Shared Key of 128 bit.
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R1 Key Holder List:
After setting "R1 Key holders" function the information will appear in list.
Click "Save" button to save your set function. Then click "Reboot" button to activate your changes.
V4.0