Draytek Vigor2920n User Manual page 73

Login Name
Password
Wildcard and Backup
MX
4. Click OK button to activate the settings. You will see your setting has been saved.
Disable the Function and Clear all Dynamic DNS Accounts
In the DDNS setup menu, uncheck Enable Dynamic DNS Setup, and push Clear All button
to disable the function and clear all accounts from the router.
Delete a Dynamic DNS Account
In the DDNS setup menu, click the Index number you want to delete and then push Clear All
button to delete the account.
Use the drop down list to choose the desired domain.
Type in the login name that you set for applying domain.
Type in the password that you set for applying domain.
The Wildcard and Backup MX features are not supported
for all Dynamic DNS providers. You could get more
detailed information from their websites.
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Vigor2920 Series User's Guide