ActionTec 54 Mbps Wireless Network Camera User Manual page 35

When inputting a key value, follow these rules:
•
For 64-bit encryption, keys must be 10 characters.
•
For 128-bit encryption, keys must be 26 characters.
•
Keys must be entered in hexadecimal format.
Hexadecimal characters are A - F and 0 - 9.
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