What is internet tethering?

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Internet tethering has become an issue for many users since the advent and proliferation of smartphones. However, newcomers to the world of smartphones may wonder what is hidden behind the term. Here is an explanation.

The cell phone internet connection can also be used on the PC.
The cell phone internet connection can also be used on the PC.

Internet tethering briefly explained

  • Internet tethering is a term used to describe the use of the Internet connection of a smartphone, tablet or PDA on another device. For example, a smartphone is connected to a PC and then functions as its modem. Requests to a server are accordingly forwarded to the Internet via the cell phone's radio link. The server's response is sent back to the PC in the same way.
  • The connection between the two devices can be established in different ways. Nowadays, the USB cable is often used for this, which is otherwise used to synchronize the computer with the smartphone. With older devices, however, the Internet connection will also be established via a serial cable, infrared or Bluetooth.
  • Newer devices can also provide network access via WLAN, but this is not Internet tethering, as with this variant the smartphone becomes a hotspot and not directly with the PC connected is.

What to watch out for

Internet-Tethering offers the user new possibilities to use the Internet on the go, but it is by no means possible with every smartphone, tablet or PDA.

  • An essential requirement for internet tethering is that the smartphone has a corresponding function. This is not a matter of course, especially with older systems. Most modern operating systems such as Android, iOS, Windows Phone or BlackBerry OS can handle tethering without any problems.
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  • However, this is not a guarantee that tethering can be used with every device based on these systems. The feature is partially blocked by the network operator in order to keep the load on the data network low. Monthly fees may then apply for unlocking the function.
  • Even if a device generally allows tethering, caution should be exercised. Since the use of the mobile internet connection can be associated with high costs, one should Make sure that your own contract has an internet flat rate or at least a sufficient one Includes volume included. Otherwise, the mobile phone bill can quickly cost several hundred euros.

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