Samsung SM-G900AZ User Manual Crt S5 Sm-g900az Kit Kat English User Manual Ver - Page 143

Network Operators Using this feature you can view the current network connection. You can also scan and select a network operator manually, or set the network selection to Automatic. 1. From the main Settings screen, tap ➔ Mobile networks. More networks 2. Tap Network operators. The current network connection displays at the bottom of the list. Important! You must deactivate data service prior to searching for an available network. Note: Connecting to 2G networks slows the data transfer speed and time. Default setup options Your phone default is set to Automatic (to automatically search for an available network. You can set this option to Manual to select a network each time you connect. 1. From the main Settings screen, tap ➔ Mobile networks. More networks 2. Tap Network operators. 3. Tap Default setup. 4. Tap Manual to locate and connect to a network manually, or tap Automatic to allow the device to automatically select a network. VPN settings The VPN settings menu allows you to set up and manage Virtual Private Networks (VPNs). Important! Before you can use a VPN you must establish and configure one. Adding a Basic VPN Before you add a VPN you must determine which VPN protocol to use: PPTP (Point-to-Point Tunneling Protocol), L2TP (Layer 2 Tunneling Protocol), L2TP/IPSec PSK (Preshared key based L2TP/IPSec), or L2TP/IPSec CRT (Certificate based L2TP/IPSec). 1. Before using VPN, you must first set up a screen unlock PIN or password. For more information, refer to "Lock Screen Settings" on page 143. Changing Your Settings 135