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</o:shapelayout></xml><![endif]--></head><body lang=NL link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Thanks guys for the info.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Will try again and keep on it.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Rgds,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Gertjan<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>On 6/28/12 08:55:27 AM Daniel-Constantin Mierla wrote;<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>Hello,<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>On 6/27/12 6:08 PM, Corey Edwards wrote:<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> On 06/26/2012 08:36 AM, Gertjan Wolzak wrote:<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> Which timer do I need to use to get a failure route to reroute the <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> call to a pstn gateway?<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> I have tried the fr_timer which works, I set it to 5000, downside is <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> that when I am in wifi range, I only have 5 seconds to answer the call.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> The fr_inv_timer is not the right one I think, as I will not get any <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>>> message from the called number, as that device is not connected?.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> I'm not an expert on this, but I'll post my experience and I hope that <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> helps. I'm using Kamailio 1.5, so perhaps YMMV.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>> I have fr_timer set to 2 seconds and fr_inv_timer set to 60 seconds. <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> The latter can be overridden by fr_inv_timer_avp so users can alter <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> their own timers. I do not let users change fr_timer.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>> The behavior I see is the device has 2 seconds to give a provisional <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> response to an INVITE. If the device has powered off, changed IP, etc.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> this timer will quickly return an error.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>> If the device is responsive and, for example, sends a 180 Ringing, the <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> fr_timer ceases to apply and the fr_inv_timer waits 60 seconds before <o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>> giving up and triggering a 408 Timeout.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US>it is the same in 3.x, these two parameters are the right to be used in this way.<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>Have in mind that in 3.x the accuracy is in milliseconds:<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><a href="http://kamailio.org/docs/modules/stable/modules/tm.html#fr_timer"><span lang=EN-US>http://kamailio.org/docs/modules/stable/modules/tm.html#fr_timer</span></a><span lang=EN-US><o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><span lang=EN-US>Another new features in 3.x is that apart of using avps to set it per transaction (still in seconds), there is a new function that can be used to set it in milliseconds per transaction:<o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText><a href="http://kamailio.org/docs/modules/stable/modules/tm.html#t_set_fr"><span lang=EN-US>http://kamailio.org/docs/modules/stable/modules/tm.html#t_set_fr</span></a><span lang=EN-US><o:p></o:p></span></p><p class=MsoPlainText><span lang=EN-US><o:p> </o:p></span></p><p class=MsoPlainText>Cheers,<o:p></o:p></p><p class=MsoPlainText>Daniel<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>