TP-Link TL-SC3171G User Manual page 38

Server name: Choose the DDNS Server from the list.
User ID: Enter the user ID for authentication necessary for DDNS connections. Type it up to
64 characters.
Password: Enter the password for authentication necessary for DDNS connections. Type it
up to 32 characters.
Re-type password: Re-type the password to confirm.
Host name: Enter the host name that is registered to the DDNS server.
Note:
How to apply DDNS username and Host name?
You can apply DDNS username and Host name by the following steps:
1. Log in http://www.dyndns.org, click the Create Account.
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