D-Link DCS-2121 User Manual page 22

Here, you can set whether the camera should use a direct or static IP. If you use a static IP, the camera's IP Address,
Subnet Mask, Gateway, and DNS addresses must correspond with your network settings for you to access the
camera. If you are unsure of what these settings should be, please check with your network administrator or Internet
service provider. After entering your settings, click Next.
The availability of a wireless connection mode depends on how your camera is connected to your network. Click
Infrastructure for use with a router or Adhoc for a peer-to-peer connection. The Network Name, Wireless Channel,
Security Mode, and Authentication type MUST correspond with your wireless network settings for the camera to
work. Click Next. Enter the Encryption Mode, Key Format, and Encryption Keys for your wireless network. Click
Next.
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