[Asterisk-Users] local echo using SPA-3000 as FXO port

[Wolfgang S. Rupprecht]

mgraves at mstvp.com (Michael Graves) writes:
> Last week I started hearing a huge amount of local end echo on
> incomming calls. I am using a Sipura SPA-3000 as my FXO connected to an
> SBC POTS line. Echo cancellation is enabled in the SPA firmware.

Same here with my SBC line.  

The other gripe is that the talk path "PSTN -> FXO -> asterisk ->
grandstream_bt100" is very high delay.  Enough so that it is very
annoying to use it.

-wolfgang
-- 
Wolfgang S. Rupprecht                http://www.wsrcc.com/wolfgang/
openbsd amd64 http://www.wsrcc.com/wolfgang/ftp/asterisk-openbsd35.patch