<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">I know. :)<div><br></div><div>I've already mentioned some of the OpenSIPS options to him on the OpenSIPS users list (LCR module specifically). Just brain dumping everything that came to mind.<br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div><br class="Apple-interchange-newline">- D</div><div><br></div><div>_____________________________</div><div><br></div><div>Darren Sessions</div><div><a href="mailto:dmsessions@gmail.com">dmsessions@gmail.com</a></div><div><a href="http://www.darrensessions.com">http://www.darrensessions.com</a></div><div><font class="Apple-style-span" face="Arial"><span class="Apple-style-span" style="line-height: 14px; white-space: pre-wrap; ">_____________________________</span></font></div><div><br></div></span></div></span></div></span></div></span></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"> </div><br><div><div>On Oct 4, 2008, at 10:31 PM, Alex Balashov wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>OpenSIPS/Kamailio have modules designed specifically for that kind of <br>functionality now without a need for an outside monitoring process or <br>SRV reliance.<br><br>Darren Sessions wrote:<br><br><blockquote type="cite">One other thing you could try would be to use OpenSIPS and use a <br></blockquote><blockquote type="cite">standard config that routes to a hostname (with a creative failure route <br></blockquote><blockquote type="cite">setup). You'd then setup the hostname in DNS as multiple SRV records <br></blockquote><blockquote type="cite">reflecting your pool of Asterisk servers (set your TTL very low for <br></blockquote><blockquote type="cite">these records). You could have something like sipsak send test messages <br></blockquote><blockquote type="cite">every 30 seconds or so to each of the Asterisk servers. If one quits <br></blockquote><blockquote type="cite">responding, then the monitoring app updates your DNS servers removing <br></blockquote><blockquote type="cite">the effected Asterisk server from the DNS pool and effectively from the <br></blockquote><blockquote type="cite">usable gateway pool.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I actually wrote one of these ages ago that worked fairly well with a10 <br></blockquote><blockquote type="cite">calls per second SER server. How many calls per second are you looking <br></blockquote><blockquote type="cite">to process?<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">- D<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">_____________________________<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Darren Sessions<br></blockquote><blockquote type="cite">dmsessions@gmail.com <<a href="mailto:dmsessions@gmail.com">mailto:dmsessions@gmail.com</a>><br></blockquote><blockquote type="cite"><a href="http://www.darrensessions.com">http://www.darrensessions.com</a><br></blockquote><blockquote type="cite">_____________________________<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">On Oct 4, 2008, at 9:59 PM, John D wrote:<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><blockquote type="cite">Hi all,<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">I've googled around for concrete solutions on load balancing Asterisk, <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">and it appears there are several ways to skin this cat -- but not one <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">solution which is all appealing. I have the following requirements, <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">which aren't anything extraordinary:<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">* I need to handle roughly 300 simultaneous phone calls to start<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">* Eventually scale to 1000 simultaneous phone calls<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">* I want to be able to pull out an entire server from the cluster <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">without affecting my application<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">* I'm doing all my trunking over SIP<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">So far I've seen folks mention the use of DUNDi and OpenSER(Now <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">OpenSIPS), but unfortunately the documentation out there is rather <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">sparse and lacks detail for someone who isn't extremely keen with the <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">intricate details of Asterisk or OpenSIPS.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Would anyone be able to suggest a good starting point in as far as <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">reading documentation and testing out some solutions? I'd also be up <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">for hiring a consultant to help me get started -- but I believe the <br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">proper forum for that is asterisk-biz. (Which I've already posted to).<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Thank you for your insight on load balancing Asterisk.<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">_______________________________________________<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com">http://www.api-digital.com</a> --<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">AstriCon 2008 - September 22 - 25 Phoenix, Arizona<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">Register Now: <a href="http://www.astricon.net">http://www.astricon.net</a><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">asterisk-users mailing list<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite">To UNSUBSCRIBE or update options visit:<br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"> <a href="http://lists.digium.com/mailman/listinfo/asterisk-users">http://lists.digium.com/mailman/listinfo/asterisk-users</a><br></blockquote></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">------------------------------------------------------------------------<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">_______________________________________________<br></blockquote><blockquote type="cite">-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com">http://www.api-digital.com</a> --<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">AstriCon 2008 - September 22 - 25 Phoenix, Arizona<br></blockquote><blockquote type="cite">Register Now: <a href="http://www.astricon.net">http://www.astricon.net</a><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">asterisk-users mailing list<br></blockquote><blockquote type="cite">To UNSUBSCRIBE or update options visit:<br></blockquote><blockquote type="cite"> <a href="http://lists.digium.com/mailman/listinfo/asterisk-users">http://lists.digium.com/mailman/listinfo/asterisk-users</a><br></blockquote><br><br>-- <br>Alex Balashov<br>Evariste Systems<br>Web : <a href="http://www.evaristesys.com/">http://www.evaristesys.com/</a><br>Tel : (+1) (678) 954-0670<br>Direct : (+1) (678) 954-0671<br>Mobile : (+1) (706) 338-8599<br><br>_______________________________________________<br>-- Bandwidth and Colocation Provided by <a href="http://www.api-digital.com">http://www.api-digital.com</a> --<br><br>AstriCon 2008 - September 22 - 25 Phoenix, Arizona<br>Register Now: <a href="http://www.astricon.net">http://www.astricon.net</a><br><br>asterisk-users mailing list<br>To UNSUBSCRIBE or update options visit:<br> <a href="http://lists.digium.com/mailman/listinfo/asterisk-users">http://lists.digium.com/mailman/listinfo/asterisk-users</a><br></div></blockquote></div><br></div></body></html>