Hi Pawel,
>
> echo tail for far is around 100 to 500ms no EC chip can correct for
> that.
> That is why EVERYBODY needs to cancel near-end echo.
>
100 to 500 ms, even for national calls on the same telco ? Wow if
that's the case I should stop worrying about EC tail length indeed,
nothing c
sage-
> From: Gaëtan Minet [mailto:gminet...@mcit.be]
> Sent: Wednesday, September 09, 2009 5:41 AM
> To: Paweł Pierścionek; sipx-users@list.sipfoundry.org
> Subject: Re: [sipx-users] Fwd: Patton smartnode 463x : is 25ms
> echocancel tai
>
> Hi
>
> Thank you very much f
nsmit volume is still plenty loud over our PRI.
Scott
-Original Message-
From: Gaëtan Minet [mailto:gminet...@mcit.be]
Sent: Wednesday, September 09, 2009 5:41 AM
To: Paweł Pierścionek; sipx-users@list.sipfoundry.org
Subject: Re: [sipx-users] Fwd: Patton smartnode 463x : is 25ms echocancel ta
>>
>
> Try Sangoma Cards (128ms carrier grade EC). Cheaper then Digium if
> You buy from us ;)
Well we had pretty good prices on Digium but still the A500 models
with EC chip are a bit more expensive for the same port density.
I'm however still open to discussion about this of-list :)
We stil
On 2009-09-09, at 11:41, Gaëtan Minet wrote:
> Hi
>
> Thank you very much for your feedback.
> Do you mean the EC is not active at all (even the low 25ms) for the
> far-end side when we use the gateway in TE mode to connect a local
> sip system to the pstn using BRAs ?
> Damned, I must have m
Hi
Thank you very much for your feedback.
Do you mean the EC is not active at all (even the low 25ms) for the
far-end side when we use the gateway in TE mode to connect a local sip
system to the pstn using BRAs ?
Damned, I must have missed this in the datasheet :(
So you're not using the gate
Hi,
Remember that the EC chip does cancellation only for the echo that You
cause not the far end echo.
So if all You have are digital (ISDN) phones, no PBX + lengthly cables
or multiple A/D D/A conversion nor strange SIP inside than 25ms is OK.
25ms is not ok if You use cheap SIP phones (with no
I'm not sure if patton actually stock/sells bra sn's in the US though.
-Original Message-
From: "Kristian D. Guntzelman"
Cc: sipx-users@list.sipfoundry.org
Sent: 9/8/2009 4:12:41 PM
Subject: Re: [sipx-users] Fwd: Patton smartnode 463x : is 25ms echocancel
tailenough ?
ISDN-BRI?
