---
title: BLE Sniffing
id: "de:mobile:xapp:03_01_scenario_blesniffing.adoc"
site: de
component: mobile
module: xapp
lang: de
url: "https://help.rtlscloud.io/de/mobile/xapp/03_01_scenario_blesniffing.html"
source_repo: "https://github.com/iot-invent/xapp.git@main"
source_path: docs/de/modules/xapp/pages/03_01_scenario_blesniffing.adoc
---

# BLE Sniffing

Nach einer erfolgreichen Verbindung mit dem Tag, muss _BLE Sniffing_ ausgewählt werden.

![Diagramm](_images/xapp_configuration_tag.png)

Folgende Einstellungen müssen für einen mobilen Tag mit BLE Sniffing konfiguriert werden.

![Diagramm](_images/xapp_configuration_ble_sniffing.png) ![Diagramm](_images/xapp_configuration_ble_sniffing2.png)

| Characteristic | Value |
| --- | --- |
| Is Active | On |
| Gateway Whitelist active | On |
| Gateway Whitelist Name | Präfix der mobilen BLE only Tags |
| Gateway Whitelist Name Prefix | XBC- (Präfix der ortsfesten BLE LTE Tags |