<html><body bgcolor="#FFFFFF"><div><span class="Apple-style-span" style="font-size: 15px; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); ">On Polycoms we are running 3.1.2 on most, some are running latest 3.2.2.<o:p></o:p></span></p><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span class="Apple-style-span" style="color: rgb(31, 73, 125);"><br></span></p><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); "><o:p> </o:p></span></p><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); ">Level 3 has mentioned RTP SSRC could b an issue, but they have no firm data backing it up. It also happens with Asterisk based VoIP PBX’s always without fail…anyone experienced that?</span></p><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span class="Apple-style-span" style="color: rgb(31, 73, 125);"><br></span></p><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span class="Apple-style-span" style="color: rgb(31, 73, 125);">I will take it up with Level 3.</span></p></span><br><div>Ujjval Karihaloo</div><div><br></div></div><div><br>On Jan 6, 2010, at 12:54 AM, "Lee Riemer" <<a href="mailto:lriemer@bestline.net">lriemer@bestline.net</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><span>I dug up the old email and they upgraded to 3.1.3.</span><br><span></span><br><span></span><br><span></span><br><span>On Jan 5, 2010, at 11:55 PM, Ujjval Karihaloo </span><br><span><<a href="mailto:ujjval@simplesignal.com">ujjval@simplesignal.com</a>> wrote:</span><br><span></span><br><blockquote type="cite"><span>Agreed, Just checked the RTP timestamps for the RTP Stream from my </span><br></blockquote><blockquote type="cite"><span>SBC to level 3 Media gateway - Time and Seq numbers look perfect </span><br></blockquote><blockquote type="cite"><span>with gaps or no issue there at all.</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>Ujjval Karihaloo</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>-----Original Message-----</span><br></blockquote><blockquote type="cite"><span>From: Matt Yaklin [mailto:myaklin@g4.net]</span><br></blockquote><blockquote type="cite"><span>Sent: Tuesday, January 05, 2010 10:50 PM</span><br></blockquote><blockquote type="cite"><span>To: Lee Riemer</span><br></blockquote><blockquote type="cite"><span>Cc: Ujjval Karihaloo; <a href="mailto:voiceops@voiceops.org"><a href="mailto:voiceops@voiceops.org">voiceops@voiceops.org</a></a></span><br></blockquote><blockquote type="cite"><span>Subject: Re: [VoiceOps] Delay on RTP for Inbound Calls</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>On Tue, 5 Jan 2010, Lee Riemer wrote:</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><blockquote type="cite"><span>I forgot, we had this issue with invalid RTP sequence numbers with </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>old Polycom firmware. Are you using Polycom phones?</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>If that was the case would not his captures of the traffic and the</span><br></blockquote><blockquote type="cite"><span>resulting replay be mangled at every point me mentions below?</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>matt</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><blockquote type="cite"><span>On 1/5/2010 11:31 PM, Ujjval Karihaloo wrote:</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> I trace a call?on my cell phone I hear the first 1 -2 seconds </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>clipped?however the trace sounds fine?.</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> Traced at SBC side facing Level 3</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> Traced at SBC side facing Customer (who receives inbound call)</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> Traced at Customer Prem</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> All the above 3 traces the Audio sounds fine, but on my cell </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>phone I miss the first 2 seconds.</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> Ujjval Karihaloo</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>From: <a href="mailto:voiceops-bounces@voiceops.org">voiceops-bounces@voiceops.org</a> [mailto:voiceops- </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>bounces@voiceops.org] On Behalf Of Lee Riemer</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Sent: Tuesday, January 05, 2010 10:15 PM</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>To: <a href="mailto:voiceops@voiceops.org"><a href="mailto:voiceops@voiceops.org">voiceops@voiceops.org</a></a></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Subject: Re: [VoiceOps] Delay on RTP for Inbound Calls</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Have you captured via wireshark and replayed? Do you hear the same </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>delay? Is there a delay between the OK (answer) and the audio?</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>On 1/5/2010 8:22 PM, Ujjval Karihaloo wrote:</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Hi Guys;</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span> We have noticed that sometimes when calling into our DIDs (Level </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>3 DIDs), there is a 2-3 second lag. i.e. Cell phone caller (party </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>A) calls into a DID</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>(Party B) that is on our network (Broadsoft Softswitch), Party B </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>answers and sayd 1,2,3,4,5 ? but the Party A only hears 4, 5?The </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>part i.e. 1,2,3 get cut</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>off.</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Plus it is sporadic and difficult to reproduce, was wondering if </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>folks have encountered this and any good troubleshooting techniques </span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>you can recommend.</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Ujjval Karihaloo</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>_______________________________________________</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>VoiceOps mailing list</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span><a href="mailto:VoiceOps@voiceops.org">VoiceOps@voiceops.org</a></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span><a href="https://puck.nether.net/mailman/listinfo/voiceops">https://puck.nether.net/mailman/listinfo/voiceops</a></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote></div></blockquote></body></html>