We experience echo too from time to time. It's usually headset-related, but not always. I ran a persistent ping on one of the phones, and we diagnosed a wiring problem with it. Other phones needed a new handset. The problem is that these problems need to be fixed on the phone NOT hearing echo.
<br><br><div><span class="gmail_quote">On 5/22/07, <b class="gmail_sendername">Asterisk</b> <<a href="mailto:asterisk@abraxas.si">asterisk@abraxas.si</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
How could I check if bandwith or/and latency is causing it?<br><br>If I do SIP show peers it says OK (13 ms) for all peers. I guess there is a way to gather more detailed info on SIP calls and latency?<br><br>* box is connected to the 1Gb switch with 1Gb connection, and clients have 100Gb/s speed. CPU is 90% free in peak time, and there are 34 SIP hardphones connected to the * box.
<br><br>Thanks, Alex<br><br>-----Original Message-----<br>From: <a href="mailto:asterisk-users-bounces@lists.digium.com">asterisk-users-bounces@lists.digium.com</a> [mailto:<a href="mailto:asterisk-users-bounces@lists.digium.com">
asterisk-users-bounces@lists.digium.com</a>] On Behalf Of Alexandre VERNIOL<br>Sent: Tuesday, May 22, 2007 2:18 PM<br>To: Asterisk Users Mailing List - Non-Commercial Discussion<br>Subject: Re: [asterisk-users] SIP & Echo
<br><br>Hi,<br><br>Could be bandwith or/and latency ... Many causes...<br><br><br>Alex<br><br>Asterisk a écrit :<br>> Hello all,<br>><br>> One of our clients reported that they are experiencing echo in SIP calls<br>
> (even on internal ones). What do you think could be causing echo in<br>> internal SIP calls?<br>><br>> We're using Polycom telephones, do you think they could be causing it?<br>><br>> Thanks,<br>> Alex
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