CNB HDS4848DV User Manual
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B. Use DDNS without signing up for autoipset.com
1. Please select DDNS menu at your DVR with the following route.
DVR > MENU > NETWORK > DDNS
2. Please input a hostname that you want to use, and then please click “Update” button.
3. If you see the message, “DDNS: Succeeded in updating”, then all the registration process is done.