Dahua IPC-HFW2221R-ZS/VFS-IRE6 Quick Start Manual page 16

Dahua HD IR Vari-focal Bullet Network Camera Quick Start Guide
Step 3 Modify the camera IP address on the "Net" interface, click "Save" to finish modification.
See Figure 3-2 for more details.
Figure 3-1
Figure 3-2
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