What You’ll Need
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Hikvision NVR (older firmware, e.g. 3.3.x or 4.x.x)
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Hikvision IP camera (unactivated)
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Windows PC with SADP Tool installed
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Ethernet cables
⚙️ Step 1 — Physical Connections
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Disconnect the LAN cable from the NVR’s LAN port (the one going to your modem/router).
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Plug that LAN cable into one of the PoE ports on the NVR.
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Connect your PC to another PoE port on the NVR.
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Connect the new camera to any remaining PoE port.
At this stage:
The NVR PoE ports form an isolated subnet (e.g. 192.168.254.x).
The PC and camera are on that same subnet.
Step 2 — Launch and Use SADP Tool
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Open SADP Tool on your PC.
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It will automatically discover the NVR and the unactivated camera.
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Select the unactivated camera.
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Enter a password — use the same password as your NVR.
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Click Activate → it should now show as Activated.
Step 3 — Assign the Correct IP Address
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After activation, note the camera’s default IP (usually
192.0.0.64). -
Match it to your NVR’s existing PoE subnet.
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Example:
→ Assign new camera 192.168.254.5.
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-
In SADP:
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Tick Enable DHCP (optional) or enter manually:
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IP Address:
192.168.254.5 -
Subnet Mask:
255.255.255.0 -
Gateway:
192.168.254.1
-
-
Enter the camera password and click Modify.
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️ Step 4 — Add the Camera Manually in the NVR
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On the NVR monitor, go to Menu → Camera → Camera Management.
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Select an empty channel and click Add or Manual Add.
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Enter:
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IP Address:
192.168.254.5 -
Protocol: Hikvision
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Management Port: 8000
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Username:
admin -
Password: (same as NVR)
-
-
Click OK / Add — the camera should change from Offline → Online.
✅ Step 5 — Test Live View
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Go to Main Menu → Live View on the NVR.
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Confirm the camera image appears.
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If it’s offline, recheck:
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IP in same subnet (e.g. 192.168.254.x)
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Username/password match
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Camera shows Active in SADP
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Step 6 — Reconnect the NVR to the Network
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Unplug the modem/router cable from the PoE port.
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Reconnect it to the NVR’s LAN port.
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The NVR now has Internet again while keeping the PoE subnet for cameras.
Example IP Layout
| Device | IP Address | Role | Notes |
|---|---|---|---|
| NVR (LAN) | 192.168.1.100 | Internet connection | Connected to router |
| NVR (PoE gateway) | 192.168.254.1 | Isolated subnet | Camera network |
| Camera 1 | 192.168.254.2 | Existing camera | Working |
| Camera 2 | 192.168.254.3 | Existing camera | Working |
| New Camera | 192.168.254.5 | Newly added |





















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