D-Link DCS-5605 User Manual page 32

If you use the camera to connect directly to the Internet
with a PPPoE connection, you will need to enter the
username and password, which were given to you
when you set up your account with your Internet
Service Provider. If the camera is behind a router or
a gateway, you do not need to configure this setting.
Click Next to continue.
DDNS service synchronizes the public IP address of the
modem when it has been modified. The username and
password is required when using the DDNS service.
Server Address - Select the web address of your
Dynamic DNS service provider.
Host name - The domain name you have applied from
DDNS service.
User name - The account name of the DDNS service.
Password - The password for the account of the DDNS
service.
Verify Password - Enter your password again used
to connect to the DDNS server.
Timeout - You can setup how often the camera notifies
the DDNS server of its current global IP address. By
default this is 576 hours.
Click Next to continue.
D-Link DCS-5605/DCS-5635 User Manual 31