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Android smartphone has the default option to create VPN connection. After keying in the necessary details for the VPN connection on your Android device, you would have to log in with the credentials provided to you by the VPN service provider. Another option is via installing the Android app of the registered VPN service provider such as NordVPN, ExpressVPN, TunnelBear, etc. Let’s see how to setup a VPN on Android with both options.
VPN can serve a variety of purposes such as secure access to a corporate network on the internet, hides your public IP address, open restricted sites, bypass school and college restrictions over some web services, etc. People often question why use a VPN if there are several free proxies available?
A Secure Socket Layer (SSL) protocol establishes a secure ssl VPN connection between your web browser and a remote VPN server. It doesn't require for you to install client software on your computer. SSL portal VPN and SSL tunnel VPN are two types of SSL VPN.
Internet Protocol Security or IPSec is a network security protocol for authenticating and encrypting the data packets sent over an IPv4 network. IPSec protocol works at layer-3 or OSI model and protects data packets transmitted over a network between two entities such as network to network, host to host, and host to the network.
Configuring a VPN is not that difficult but VPN client may throw up some errors during its configuration. These errors typically come up with a VPN error code. Dig into the article to understand common VPN errors and how to fix them. Common error codes are 800, 691, 609 etc.
PPTP is a network protocol for creating a VPN tunnel. Because of several security vulnerabilities, PPTP is getting obsolete with time. But it does provide excellent speed and is widely used for accessing geo-restricted sites. It is immensely popular, especially among the Windows users.