Shenzhen Hongdian Technologies H8922, Руководство пользователя

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H8922 3G/4G Router User Manual
6
Typical application
About this chapter
Chapter Brief introduction of content
6.1 Overview
This section briefly introduces several typical application functions of the H8922
4G Router.
6.2 Link backup func-
tion This section briefly introduces a typical application example of the H8922
Router trigger setting function.
6.3 Parameter select
function This section briefly introduces a typical application example of the H8922 4G
Router parameter select function.
6.4 VPN This section briefly introduces the H8922 4G Router VPN application examples.
6.4 Schedule
This section briefly introduces the practical application examples of the H8922 4G
Router task management functions.
6.1 Overview
The H8922 4G Routers are widely used. The commonly used functions include on-demand dialing, parameter
link backup, and VPN. The following are some typical application scenarios provided by the H8922 4G Router
systems.
6.2 Link backup function
Scene introduction
H8922 4G Router supports link switching between wireless and wireless, wireless and wired. When the working
link of the router fails, it can quickly switch to other links and continue to work on the switched link.
For example, the shopping mall POS card needs a stable network to ensure that if the wired network used by
the POS fails, the H8922 4G Router can quickly switch to the wireless network to ensure the normal operation
of the POS card card service.
Parameter configuration
In this scenario, you need to perform the configuration of Link Backup. For details, see "Link Backup."