D-Link DCS-2120 Quick Install Manual page 20

Add a Camera
After selecting Camera Configuration, a warning message will appear
and all cameras will stop recording. Click Yes to continue.
Click Yes
Click the Insert Channel button located in the upper left corner of
the Camera Configuration screen.
Enter the IP address of the camera you would like to add.
By default, the port number is set
at 80. Click OK to continue.
Click OK
D-Link DCS-10 Quick Install Guide 0