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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Hi,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>I am running opensips 1.8.3 with do_routing module <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>A dial_rule prefix has 3 trunk gateways ( gw1,gw2,gw3)<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>After do_routing(,)<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>I am setting the $rU and fixing the To Tag header using uac_replace_to( and the call go to gw1 with correct TO tag as I set it ,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>but when calls fails on gw1 ,</span><span style='font-family:"Verdana","sans-serif"'>then I set the $rU in route[6] to go to second in route and it goes with bad TO header, since it goes with the same To header in the 1<sup>st</sup> invite <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>That target gw1 <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>1-how to fix the To header in the second invite to gw2<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'>loadmodule "uac.so"<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>modparam("uac","restore_mode","auto")<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>uac_replace_to("$avp(dst)","sip:$var(prefix)$avp(dst)@$td");<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> t_on_failure("1");<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>on failure_route[1] {<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>.<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'>if (!t_check_status("487")) {<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> #xlog("------------route6-------\n");<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> $avp(failure_count) = $avp(failure_count) + 1; #480|486|603 <o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> route(6);<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-family:"Verdana","sans-serif"'> } <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Route[6]{<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>$rU = $var(prefix) + $avp(dst);<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>uac_replace_to("sip:$var(prefix)$avp(dst)@$td");<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>}<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'>Regards<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p></div></body></html>