Draytek Vigor2820 Series User Manual page 304

3. Keep this secret key down and report it to your administrator. In this example the secret
key is e759bb6f0e94c7ab4fe689ebf00c5202.
4. Make sure the system time of your iPhone is correct. Once the Secret Key is generated
and your system time is synced, mOTP is ready to generate one time password.
For the administrator, please do the following:
1. Setup a remote-dial-in VPN profile and check Enable Mobile One-Time Passwords
(mOTP). Setup a username. Setup a PIN code (e.g., 1111) which can be 4 to 7 numbers.
Enter the secret key (e.g., e759bb6f0e94c7ab4fe689ebf00c5202) which is generated and
got from the end user.
Note: Both the PIN Code and Secret will be hidden with '*' after you press the OK
button.
2. Make sure the system time on Draytek router is correct.
3. Inform the end user of the Username and PIN code.
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