#!KAMAILIO
loadmodule "uac.so"
loadmodule "db_sqlite.so"

modparam("uac", "reg_contact_addr", UAC_CONTACT_ADD)

modparam("uac", "reg_db_url", "sqlite:///etc/kamailio/dbs/uac_reg.db")
modparam("uac", "reg_retry_interval", 10)

#!KAMAILIO
loadmodule "dispatcher.so"

modparam("dispatcher", "force_dst", 1)
modparam("dispatcher", "flags", 2)
modparam("dispatcher", "xavp_dst", "dsdst")
modparam("dispatcher", "xavp_dst_mode", 0)

modparam("dispatcher", "ds_probing_mode", 1)
modparam("dispatcher", "ds_ping_interval", 15)
#modparam("dispatcher", "ds_ping_reply_codes", "class=2;class=3;class=4")

modparam("dispatcher", "list_file", "/etc/kamailio/dispatcher.list")

event_route[dispatcher:dst-down] {
	xlog("L_ERR", "Destination down: $rm $ru ($du)\n");

	$var(status) = uac_reg_status("+91XXX6");
	xlog("L_NOTICE", "+91XXX_state : $var(status)\n\r");
	if(uac_reg_request_to("+91XXX", 0))
		{
			xlog("L_NOTICE", "Found remote user [$rU] on [$rd] via [$du]");
			t_on_failure("REMOTE_AUTH");
			$du="sip:10.*.32.1:5060";
			t_relay();
		}

}
failure_route[REMOTE_AUTH] {
		if ($T_reply_code == 401 or $T_reply_code == 407) {
			xlog("L_NOTICE", "Remote asked for authentication");
			uac_auth();
		}
	}

i am getting following error



17(26) ERROR: <script>: Destination down: OPTIONS sip:10.*.32.1:5060 (<null>)
17(26) NOTICE: <script>: 91XXX_state : 1
17(26) CRITICAL: <core> [core/mem/q_malloc.c:501]: qm_free(): BUG: bad pointer 0x7fa7ec666479 (out of memory block!) called from core: core/action.c: do_action(757) - ignoring
17(26) NOTICE: <script>: Found remote user [91XXX] on [sip.siptrunk.in] via [sip:10.*.33.1:5060]
17(26) INFO: tm [t_lookup.c:1333]: t_newtran(): attempt to create transaction for a faked request - try to avoid it
17(26) NOTICE: tm [t_reply.c:2159]: relay_reply(): dst no longer set - skipped sending the reply out