Configuring the echo adjustment function
Step | Command | Remarks |
---|---|---|
1. Enter system view. | system-view | N/A |
2. Enter E1/T1 interface view. | controller { e1 | t1 } slot-number | N/A |
3. Create a TS set according to the selected signaling mode. | timeslot-set ts-set-number timeslot-list timeslots-list signal { e&m-delay | e&m-immediate | e&m-wink | fxo-ground | fxo-loop | fxs-ground | fxs-loop | r2 } | N/A |
4. Exit E1/T1 interface view. | quit | N/A |
5. Enter voice subscriber line view. | subscriber-line slot-number:ts-set-number | N/A |
6. Enable the echo cancellation function. | echo-canceller enable | Enabled by default. |
7. Configure echo duration. | echo-canceller tail-length milliseconds | Optional. The default is 0 milliseconds. |
8. Enable the nonlinear function of echo cancellation. | nlp-on | Optional. Enabled by default. This command takes effect only after the echo-canceller enable command is issued. |