[Users] [openser + Asterisk] Caller don't hear callee

Hello with this config, a caller can call a calle , but callee don't send any RTP message to asterisk :( What 's the problem ? Thank, route{ if (!mf_process_maxfwd_header("10")) { sl_send_reply("483","Too Many Hops"); exit; }; if (msg:len >= 2048 ) { sl_send_reply("513", "Message too big"); exit; }; if (!method=="REGISTER") record_route(); if (loose_route()) { # mark routing logic in request append_hf("P-hint: rr-enforced\r\n"); route(1); }; if(method=="CANCEL" || method=="BYE") { setflag(10); }; if ((src_ip==127.0.0.1) && (src_port==5062) && (dst_port==5060)) { if (method=="REGISTER") { save("location"); return; } if (!lookup("location")) { sl_send_reply("404", "not found"); return; }; setflag(9); route(1); return; }; if (!uri==myself) { append_hf("P-hint: outbound\r\n"); route(1); }; if (uri==myself) { if (method=="REGISTER") { save("location"); return; }; if (!lookup("location")) { sl_send_reply("404", "Not Found"); exit; }; }; route(1); } route[1] { if(method=="INVITE" && !isflagset(10) && !isflagset(9)) { revert_uri(); $ru = "sip:"+$rU+"@"+$rd+":5062"; }; if (!t_relay()) { sl_reply_error(); }; exit; }