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Your phone is connected to the 4G LTE network. When the signal bands are animated, your
phone is scanning and connecting. During data transfer, the animated icon is not used (for
example, when you are opening a Web page).
When the signal bands are gray, your phone is connected to the network, signal is weak.
When both the bands and the 4G LTE icon are gray, you there is no coverage and you are
disconnected from the 4G LTE network.
Your phone is connected to the 3G Mobile Broadband Network (3G). When the signal bands are
animated, your phone is transferring data (for example, when you are opening a Web page);
when the signal bands are gray, your phone is connected to the network but is not currently
transferring data (for example, when you are viewing a Web page that is completely open). In
either state, you can receive incoming calls.
If you do not see an indicator, your phone does not have a current data connection.
Virtual Private Networks (VPN)
From your phone, you can add, set up, and manage virtual private networks (VPNs) that allow
you to connect and access resources inside a secured local network, such as your corporate
network.
Prepare Your Phone for VPN Connection
Depending on the type of VPN you are using at work, you may be required to enter your login
credentials or install security certificates before you can connect to your company's local
network. You can get this information from your network administrator.
Before you can initiate a VPN connection, your phone must first establish a Wi-Fi or data
connection. For information about setting up and using these connections on your phone, see
Turn Wi-Fi On and Connect to a
Set Up Secure Credential Storage
If your network administrator instructs you to download and install security certificates, you must
first set up the phone's secure credential storage.
1. Tap
> touch and hold
Select screen lock > Password.
2. Enter a new password (at least eight characters without any spaces).
3. Touch
to return to the main settings menu, and then touch Security.
4. Touch Trusted credentials and then touch your preferred system and user credentials.
Web and Data
Network.
> System settings > Lock screen, and then touch
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