A DSP module does not work properly

1

The problem may be caused by the following reasons:
1. The DSP DIMM module is not installed or not properly installed.
2. An audio license file is not installed on the system.
For details, see the following URL: DSP无法正常工作

Other related questions:
A DSP module does not work properly
The problem may be caused by the following reasons: 1. The DSP DIMM module is not installed or not properly installed. 2. An audio license file is not installed on the system. For details, see the following URL: DSP无法正常工作

What are the functions of the DSP module
DSP is short for digital signal processing. The DSP module supports the following functions: playing voice such as the dial tone and RBT tone, mixing voice, collecting digits, and encoding and decoding voice. To use the voice feature on the AR2200 and AR3200 series routers, you are advised to install the DSP module.

How many voice channels does the DSP module support
The DSP module supports 16, 32, 64, or 128 voice channels.

What is the function of the DSP module of an AR router
The DSP module in an AR router is used to play announcements (such as the dialing tone and ring back tone), mix audios, collect digits, and encode and decode audios. It is recommended that AR2200 and AR3200 series routers should equip with DSP modules if the audio function is featured on the routers.

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