[Asterisk-Users] Polycom 500, asterisk user opinions?

[Brent Franks]

> I have noticed some echo when using the handset/headset, but I will
take
> another look at the config files today. I noticed that 'ec' which I
> assume is "echo cancellation" is disabled by default on both the
handset
> and the headset. I also noticed the nearby text which said "Don't
touch
> these settings". So, I'm not sure exactly what they all do, nor what
> will happen when I play with them, but.... perhaps it will improve
> things a bit...

Adam,

I called Polycom about the echo can, and they said that the echo can for
the handset and the headset does not work even if you enable it.  They
said they left in the option erroneously.  The echo can only works for
handsfree.

- Brent