[Asterisk-Users] Line Noise HELP!

Rich Adamson radamson at routers.com
Mon Apr 11 15:47:28 MST 2005


And, what asterisk version are you running?

------------------------
> Ooops, sorry folks.. A correction..
>  
> I don't have digium X100 cards, I have Digit Networks X100P clone cards.. Don't know if it 
matters, but wanted to get the facts straight :-)
> 
>     -----Original Message-----
>     From: asterisk-users-bounces at lists.digium.com 
[mailto:asterisk-users-bounces at lists.digium.com]On Behalf Of Andre Normandin
>     Sent: Monday, April 11, 2005 5:06 PM
>     To: Asterisk Users Mailing List - Non-Commercial Discussion
>     Subject: RE: [Asterisk-Users] Line Noise HELP!
> 
>     Hi,
>      
>     I'm having very similiar problems.. However, I'm running a development version, and it 
happens on both SIP phones, and on Analog
>     phones connected via Sipura SPA-2000's (I have 2 different SPA2000's, and 4 analog lines.. 
Seems to happen on all of them as well)..
>      
>     The problem seems to be EXACTLY as described.
>      
>     THe call seems fine at first, then within minutes the call degrades to the point that 
neither end can hear each other.. First, the volume
>     seems to lower, and then static, breaking up, etc..
>      
>     I have both DIGIUM X100 cards for my pots lines (3 of them), and BROADVOICE for outgoing 
calls.  It seems to happen no matter if I'm
>     on an analog line (I.E. someone called me), or if it was me that initiated the call 
(BROADVOICE outbound). 
>      
>     I do have a 'remote' SIPURA SPA2000 located at a friends house in a different state -- he 
is an extension on my pbx so he can call me, and
>     he can call his friends locally (He just moved away) via my POTS or BROADVOICE line.. He 
experiences the same problems as I described
>     above, unless he calls me directly at my 'internal' extension, or I call him at his 
'internal' extension.. I.E. If it doesn't touch POTS or
>     BROADVOICE, the problem doesn't seem to occur..??
>      
>     The other interesting thing that has happened of recent development is that some people 
are complaining that they are hearing the
>     'electronic beep' sound as if the call is being recorded, but I am not recording the call. 
This has occured with my friend as well as incoming
>     and outgoing POTS/BROADVOICE calls.
>      
>     If anyone has an idea, I'd love to hear it.. The problem is driving me (and others who 
talk to me) crazy!!!
>      
>      - Andre
>      
>      
> 
>         -----Original Message-----
>         From: asterisk-users-bounces at lists.digium.com 
[mailto:asterisk-users-bounces at lists.digium.com]On Behalf Of Damian Funnell
>         Sent: Monday, April 11, 2005 3:08 PM
>         To: junk at irqx.com; Asterisk Users Mailing List - Non-Commercial Discussion
>         Subject: Re: [Asterisk-Users] Line Noise HELP!
> 
>         Hi mate,
> 
>         Interesting - you're using a different version of Asterisk than I am, but your problem 
sounds identical.  We thought it was the SIP
>         phones that we were using as well, but then it started occurring on the analogue 
phones as well.
> 
>         Post again when you've tried a new phone, will you?  Let us know if the problem goes 
away.
> 
>         Cheers,
>         Damian.
> 
>         Paul wrote:
> 
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> 
>             Damian,
> 
>             pbx*CLI> show version
> 
>             Asterisk CVS-HEAD-03/23/05-00:44:07 built by root at pbx on a i586 running Linux
> 
>             There is my version info. Someone on the list has suggested that it’s my SIPura 
phone. It could very well be the phone, but it
>             just seems unlikely that the conversation would be perfectly clear for some time 
before the static starts. I tried it today and was
>             able to go approximately two minutes before it started. The FXO card is a generic 
x100P. I’m going to try to get another IP
>             phone and test it to see if it’s the phone. Let me know if you come up with any 
ideas.
> 
>             Paul
> 
>             ________________________________________
> 
>             From: Damian Funnell [mailto:damian.funnell at fff.co.nz]
> 
>             Sent: Monday, April 11, 2005 12:49
> 
>             To: junk at irqx.com; Asterisk Users Mailing List - Non-Commercial Discussion
> 
>             Subject: Re: [Asterisk-Users] Line Noise HELP!
> 
>             Hi Paul, there was a thread yesterday in regards to a few of us experiencing a 
very similar problem - a problem that (if the same
>             for all of us), doesn't seem to have been properly diagnosed yet.
> 
>             One thing that appeared to be common to all of us was the version of Asterisk that 
we are running (1.0.6), is this the version
>             that you are running?  What FXO card are you using?
> 
>             Does the noise that you are complaining about occur on every call and, if so, 
always after exactly a minute, or is it more
>             random?
> 
>             Starting to wonder if there isn't a problem with Stable, interested to hear what 
version you're running.
> 
>             Damian.
> 
>             Paul wrote:
> 
>             I recently hooked up my sipura IP phone and set it up as an SIP device to
> 
>             connect to asterisk. I am able to dial a number on the SIP phone, connect to
> 
>             an external number via the PSTN connected to asterisk and begin the
> 
>             conversation. At first, the audio quality is PERFECT, in both directions. I
> 
>             can hear the person clearly and they claim to hear me like im on a regular
> 
>             POTS line. After approximately 1 minute, the quality turns horrible and the
> 
>             person can no longer hear me, but I can faintly here them. There is a lot of
> 
>             static on the line, it almost sounds like an electronic device is
> 
>             interfering with it. I thought maybe it was a wireless phone or router, so I
> 
>             disconnected all those and put my cell phone in the other room. Still no
> 
>             change. Anyone have any ideas, this is really getting to be a problem.
> 
>             Paul
> 





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