Q-See QSTC201 - Manual (Page 40)

QSTC201/211 IP-CAMERA USER MANUAL
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5-17:
2. Select “wireless switch”, click “refresh” button, available wireless networks
found by device will display in the “Available network” list box on the right. User
can setup relative parameters according to available wireless networks.
3. SSID, channel, authentication mode and encrypt type, password are the same
as the user’s wireless router settings.
4. Select "Obtain IP address automatically", the device will distribute IP address,
subnet mask, gateway IP and DNS service; select “use the following IP address”,
user should manually input the IP address, subnet mask, gateway IP and DNS
service.
Fig 5-17 network configuration-- wireless configuration interface
5.5.4 DDNS configuration
1. Enter into "Network configuration"-- "DDNS configuration" refer to Figure 5-18:
Note: The service of user selecting domain name is that video surveillance
server bands one domain name. First, users should register user name and
password to log on the website of service supplier, and then apply for a domain
name online for the server. After that, users can visit the server through inputting
the domain name at Internet Explorer terminal.