NETGEAR ProSafe FVS336Gv2 Reference Manual page 666

ProSAFE Dual WAN Gigabit WAN SSL VPN Firewall FVS336Gv2
The WiKID authentication server generates the one-time passcode ("something the user
has").
The one-time passcode (OTP) is time-synchronized to the authentication server so that
you can use the OTP only once and you must the OTP before the expiration time. If you
do not use this passcode before it expires, you must go through the request process
again to generate a new OTP.
4. Click the Continue button.
5. The 2 Factor Authentication login screen displays.
Two-Factor Authentication
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