Polycom vsx7000 Manual De Referência

Integrator’s Reference Manual for the VSX Series

4 - 86

Sets or gets the configuration of echo cancellation, which prevents users from 

hearing their voices loop back from the far site.

echocanceller <get|yes|no>

echocanceller no

echocanceller yes

This option is enabled by default. Polycom strongly recommends that you do 

not turn off echo cancellation except when using an external microphone 

system with its own built-in echo cancellation.
User interface screen location: System > Admin Settings > Audio (page 2): 

You can also use the 

get

Returns the current setting.

yes

Enables the echo canceller option.

no

Disables the echo canceller option.