Dahua IPC-C26E Quick Installation Manual page 10

Connect IP Cameras to the PoE Ports on the Back of an NVR

Cameras connected to the PoE ports on the back of an NVR are isolated from the
outside world and cannot be accessed directly.
Isolate NVR and IP Camera Network

Ensure that the network for the NVR and IP cameras should not be the same network
as a public computer network. Separate networks prevent unauthorized users
accessing the same network the security system.
Secure Auditing

Check online users regularly to ensure unauthorized accounts are not logged in to a
device.
Check the equipment log to access the IP addresses used to login to devices and
their key operations.
Cybersecurity Recommendations IX