[Asterisk-Users] Problem with echo

[Ing. Angel Gomez Garcia]

    I have a SIP FXO 8 port VoIP gateway, and it has a parameter called 
'input gain' wich is the one I modified, there might be a similar 
parameter on the configuration for the hardware you are using.

Dan wrote:

>Hi,
>
>What do you mean by pstn-gateway?
>There is no "input gain" parameter in zapata.conf file?
>It is about "rxgain"?
>
>BR,
>Dan
>
>----- Original Message ----- 
>From: "Ing. Angel Gomez Garcia" <angom at telnor.net>
>To: <asterisk-users at lists.digium.com>
>Sent: Wednesday, July 02, 2003 11:48 AM
>Subject: Re: [Asterisk-Users] Problem with echo
>
>
>  
>
>>    I had a similar problem and solved it changing the params of "input 
>>gain" on my pstn-gateway, change from a value of 10 to a value of 1 and 
>>that eliminated the echo on the SIP Phones.
>>
>>Dave Packham wrote:
>>
>>    
>>
>>>Same prob here.   15 SIP phones only get eco when going to the PSTN...
>>>
>>>if you find something let me know
>>>
>>>
>>>Dave
>>>
>>> 
>>>
>>>      
>>>
>>>>>>dandre at iris-tech.fr 7/1/2003 8:53:13 AM >>>
>>>>>>       
>>>>>>
>>>>>>            
>>>>>>
>>>Hello,
>>>
>>>I can't have asterisk working without echo when I place a call from IP
>>>
>>>phone (SIP or H323) to a PSTN Phone. The called number as no problem 
>>>with echo but there is a very audible echo in the SIP phone. This 
>>>situation occurs either when connected with ISDN card thru i4linux 
>>>driver and with my openline card from voicetronix.
>>>
>>>Do you have any suggestion fo that?
>>>
>>>Regards,
>>>
>>>Daniel ANDRE
>>>
>>> 
>>>
>>>      
>>>
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>>
>>    
>>
>
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>  
>