# Tethering

Tethering describes the sharing of a
[mobile device's](/wiki/smart_device.md#smartphones-and-tablet-computers) cellular data connection
with one or more connected computers.

Tethering can be achieved by multiple options including [Bluetooth](/wiki/bluetooth.md) and WiFi
and is usually available in the settings of [Android](/wiki/android.md) and iOS mobile devices.

## Reverse Tethering

Reverse Tethering describes the sharing of a computers network with a
[mobile device](/wiki/smart_device.md#smartphones-and-tablet-computers).
For [Linux](/wiki/linux.md) this can be achieved using [Gnirehtet](/wiki/linux/gnirehtet.md).

When using USB- and Reverse Tethering make sure that the host machine does not recognize the USB
connection towards the mobile device as eithernet connection.
Otherwise none of the two devices will be able to connect to local or internet pages.