If you created new password of POE IPC but forget it, here is method to reset it to factory default.
1. connect POE IPC to NVR.
2. Connect NVR to router with network cable.
3. Find out POE IPC's IP. Here is method. http://www.sanncegroup.com/kb/index.php?action=artikel&cat=7&id=120&artlang=en
4. Get a computer which is connected to the same router as NVR.
5. Download a software to computer. Here is method
6. Run ResetTool.exe on computer and input POE IPC's IP address. Finally click reset.
7. Wait for 20 seconds and there will be a interface come up to notice "wait for rebooting". Finally, you can access camera with its default password none.