FXO to FXS QOS good but with FXO to IP phone voice quality degrade
i am using CME on 2821 & facing a problem that any call comining in from PSTN to IP phone & going out from IP Phone to PSTN the quality of voice degrade but when called from any analog phone througy FXS to PSTN the voice quality is good.
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...