Adjusting gains
You can adjust gains to control the amount of volume in the input or output direction.
![[IMPORTANT: ]](images/important.png) | IMPORTANT: To avoid call failures, adjust gains only if necessary and do it under the guidance of technical engineers. | |
To adjust gains:
Step | Command | Remarks |
|---|---|---|
1. Enter system view. | system-view | N/A |
2. Enter analog voice interface view. | subscriber-line line-number | N/A |
3. Set the input gain. | receive gain value | The default is 0 dB. |
4. Set the output gain. | transmit gain value | The default is 0 dB. |