››Set up a VPN profile

1 In the application list, select Settings → More settings →

VPN → Add VPN network.

2 Change the following options:

	Option	Function
	Name	Enter a name for the VPN server.

	Type	Select a VPN type.

	Server address	Enter the address of the VPN server.

	L2TP secret	Enter an L2TP secret password.

	IPSec identifier	Enter a user name.

	IPSec pre-	Enter a pre-shared security key.
	shared key	Enter a pre-shared security key.
	shared key
	IPSec user	Select a user certificate that the VPN
	IPSec user	server will use to identify you. You can
	certificate	import certificates from the VPN server
		or download them from the Internet.

		Select a certificate authority (CA)
	IPSec CA	certificate that the VPN server will
	IPSec CA	use to identify you. You can import
	certificate	use to identify you. You can import
	certificate	certificates from the VPN server or
		certificates from the VPN server or
		download them from the Internet.

	IPSec server	Select a server certificate that the VPN
	IPSec server	server will use to identify you. You can
	certificate	import certificates from the VPN server
		or download them from the Internet.

Connectivity

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GT-I9300RWDXXV, GT-I9300MBDXXV, GT-I9300ZKAXSG, GT-I9300GREAFR, GT-I9300RWDTHR specifications

The Samsung GT-I9300 series, also known as the Galaxy S3, was released in 2012 and quickly became a hallmark of innovation in the smartphone market. Among the models identified—GT-I9300RWXJED, GT-I9300ZIDTHR, GT-I9300RWXXSG, GT-I9300MBXXSG, and GT-I9300MBDAFR—each variant shares core features while catering to different regional markets.

One of the standout characteristics of the Galaxy S3 is its impressive display. The device sports a 4.8-inch Super AMOLED screen with a resolution of 720 x 1280 pixels, delivering vibrant colors and deep contrast ratios. This display technology enhances the viewing experience whether one is watching videos or scrolling through photos. The sleek design, featuring a plastic body with a curved back, made it both lightweight and easy to hold.

Under the hood, the Galaxy S3 is powered by powerful processors—either the Exynos 4412 or Qualcomm Snapdragon S4, depending on the model. These chipsets, coupled with 1GB of RAM, provide users with the performance needed for multitasking, smoother graphics, and more efficient energy consumption. The device comes with internal storage options ranging from 16GB to 64GB, expandable via microSD, offering ample space for apps, media, and documents.

Another key feature of the Galaxy S3 is its camera. It boasts an 8-megapixel rear camera and a 1.9-megapixel front camera, capable of capturing high-quality images and 1080p video. The camera is equipped with features like autofocus, LED flash, and burst shooting, making it appealing for photography enthusiasts.

From a technological perspective, the Galaxy S3 also showcases advanced features for its time. It introduced Smart Stay, which uses the front camera to keep the screen on while the user is looking at it, and S Voice, Samsung's voice recognition software. Furthermore, it runs on Android 4.0 Ice Cream Sandwich, which can be updated to later versions, providing users access to the latest apps and functionalities.

The device supports 2G, 3G, and 4G LTE modes, depending on the variant, ensuring compatibility with various networks. With its robust design and feature-rich specifications, the Samsung GT-I9300 series set a high benchmark for future smartphones, making it a memorable entry in the competitive world of mobile technology.