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Last four digits of the phone number that is associated with the SIM card
WARNING:
Be careful entering the SIM PIN multiple times because you can enter
only a limited number of incorrect PINs before the SIM card is blocked. The number
of allowed attempts depends on the SIM card. If the SIM card is blocked, you must
obtain a PIN unlock key (PUK) from your mobile broadband service provider to
unblock the PIN (see Unblock the SIM Card With a PUK on page 74).
To enable SIM card security:
1. Launch a web browser from a device that is connected to the modem.
The device can be a computer that is directly connected to the modem or a client
from a router that is connected to the modem.
2. In the address field of your browser, enter http://192.168.5.1.
The limited Dashboard page displays.
3. If you did not select the Remember me check box when you logged in previously,
enter the modem password in the Sign In field.
See the modem label for the default password.
4. Click the Sign In button.
The full Dashboard page displays.
5. Select Settings > Mobile > SIM Security.
The page displays the SIM security options.
6. Click the Activate button.
7. In the SIM PIN field, enter the PIN.
The Submit button displays after you enter the PIN.
You are allowed only a limited number of attempts to enter the correct PIN. The
number of allowed attempts depends on the SIM card. If you run out of available
User Manual
69
Secure Your Network
Orbi 4GX Router Model LBR1020
