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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>Hi Alex,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I need to limit the number of requests received within 1 second, meaning that if the number of request during 1 second exceeds a certain limit(let’s say 1000 call per second), these requests must be blocked.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>How can I reset the counter every one second to achieve this?<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Ali<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> sr-users [mailto:sr-users-bounces@lists.sip-router.org] <b>On Behalf Of </b>Alex Balashov<br><b>Sent:</b> Friday, June 19, 2015 5:16 PM<br><b>To:</b> Ali Taher<br><b>Subject:</b> Re: [SR-Users] Kamailio invite counter<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'>Ali,</span><span style='font-size:12.0pt;color:#1F497D'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'>$var variables do not persist outside the scope of the processing of a single SIP message. They live in the private memory of every receiver process.<o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'>Take a look at the 'htable' or 'statistics' modules.<o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='color:#1F497D'>--<br>Alex Balashov | Principal | Evariste Systems LLC<br>303 Perimeter Center North, Suite 300<br>Atlanta, GA 30346<br>United States<br><br>Tel: +1-800-250-5920 (toll-free) / +1-678-954-0671 (direct)<br>Web: <a href="http://www.evaristesys.com/">http://www.evaristesys.com/</a>, <a href="http://www.csrpswitch.com/">http://www.csrpswitch.com/</a><br><br>Sent from my BlackBerry.<o:p></o:p></span></p></div><table class=MsoNormalTable border=0 cellpadding=0 width="100%" style='width:100.0%;background:white;border-spacing:0px'><tr><td style='padding:.75pt .75pt .75pt .75pt;font-size:initial;text-align:initial'><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>From: </span></b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Ali Taher<o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Sent: </span></b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Friday, June 19, 2015 09:55<o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>To: </span></b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>'Kamailio (SER) - Users Mailing List'<o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Reply To: </span></b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Kamailio (SER) - Users Mailing List<o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Subject: </span></b><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>[SR-Users] Kamailio invite counter<o:p></o:p></span></p></div></div></td></tr></table><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif'><o:p> </o:p></span></p><div id="_originalContent"><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I want to define a counter that increase in every invite.<o:p></o:p></p><p class=MsoNormal>I tried the below :<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>if (is_method("INVITE"))<o:p></o:p></p><p class=MsoNormal> { <o:p></o:p></p><p class=MsoNormal>$var(u)=$var(u)+1;<o:p></o:p></p><p class=MsoNormal>xlog("L_INFO","Counter : $var(u) " );<o:p></o:p></p><p class=MsoNormal>}<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>But the counter is reset to 1 randomly (even before restarting kamailio service)<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>How can have a proper counter that count invite messages.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Thanks<o:p></o:p></p><p class=MsoNormal>Ali<o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman",serif'><br><br><o:p></o:p></span></p></div></div></body></html>