<html><head></head><body lang="EN-GB" link="blue" vlink="purple" data-blackberry-caret-color="#00a8df" style="background-color: rgb(255, 255, 255); line-height: initial;"><div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);">Hi,</div><div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"><br></div><div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"> It's general good practice to have different IP's used for each peer and in this case for offloading UA's to CE. </div><div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);">In order to preserve original IP in cdr's you need to add header with original src IP of customer and than setup in ngcp to use this header (or it's done automaticly, I'm not sure) otherwise in cdr's you will get SBC IP for source. </div> <div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"><br style="display:initial"></div> <div style="font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"></div> <table width="100%" style="background-color:white;border-spacing:0px;"> <tbody><tr><td colspan="2" style="font-size: initial; text-align: initial; background-color: rgb(255, 255, 255);"> <div id="_persistentHeader" style="border-style: solid none none; border-top-color: rgb(181, 196, 223); border-top-width: 1pt; padding: 3pt 0in 0in; font-family: Tahoma, 'BB Alpha Sans', 'Slate Pro'; font-size: 10pt;"> <div><b>From: </b>John Murray</div><div><b>Sent: </b>piątek, 25 października 2013 15:54</div><div><b>To: </b>'Spce-user'</div><div><b>Subject: </b>[Spce-user] SPCE V3 with SBC</div></div></td></tr></tbody></table><div style="border-style: solid none none; border-top-color: rgb(186, 188, 209); border-top-width: 1pt; font-size: initial; text-align: initial; background-color: rgb(255, 255, 255);"></div><br><div id="_originalContent" style=""><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"><meta name="Generator" content="Microsoft Word 12 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--><div class="WordSection1"><p class="MsoNormal">Hi,<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">I am deploying a SBC in front of my SPCE for both Registration offload/NAT traversal and Peer management.<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">Are there any recommendations for this?<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">I have one problem that INVITES from both registered handsets (UAs) and peers now come from the same address to the SPCE which leads it to see ALL calls as from the PSTN.<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">Any suggestions? I guess I could have different ip addresses or ports on the SBC for the different traffic types.<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">Best regards<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal">John<o:p></o:p></p></div><br><!--end of _originalContent --></div></body></html>