diff --git a/src/libbsc/Makefile.am b/src/libbsc/Makefile.am
index f03b498..e68ada8 100644
--- a/src/libbsc/Makefile.am
+++ b/src/libbsc/Makefile.am
@@ -27,6 +27,7 @@
 	abis_om2000.c \
 	abis_om2000_vty.c \
 	abis_rsl.c \
+	a_reset.c \
 	bsc_rll.c \
 	bsc_subscriber.c \
 	paging.c \
diff --git a/src/libbsc/a_reset.c b/src/libbsc/a_reset.c
new file mode 100644
index 0000000..797f8e5
--- /dev/null
+++ b/src/libbsc/a_reset.c
@@ -0,0 +1,203 @@
+/* (C) 2017 by sysmocom s.f.m.c. GmbH
+ * All Rights Reserved
+ *
+ * Author: Philipp Maier
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <osmocom/core/logging.h>
+#include <osmocom/core/utils.h>
+#include <osmocom/core/timer.h>
+#include <osmocom/core/fsm.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <osmocom/bsc/debug.h>
+#include <osmocom/bsc/bsc_msc_data.h>
+#include <osmocom/bsc/osmo_bsc_sigtran.h>
+
+#define RESET_RESEND_INTERVAL 2	/* sec */
+#define RESET_RESEND_TIMER_NO 1234	/* FIXME: dig out the real timer number */
+#define BAD_CONNECTION_THRESOLD 3	/* connection failures */
+
+enum fsm_states {
+	ST_DISC,		/* Disconnected from remote end */
+	ST_CONN,		/* We have a confirmed connection */
+};
+
+enum fsm_evt {
+	EV_RESET_ACK,		/* got reset acknowlegement from remote end */
+	EV_N_DISCONNECT,	/* lost a connection */
+	EV_N_CONNECT,		/* made a successful connection */
+};
+
+/* Disconnected state */
+static void fsm_disc_cb(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+	struct a_reset_ctx *reset = (struct a_reset_ctx *)data;
+	OSMO_ASSERT(reset);
+	OSMO_ASSERT(reset->fsm);
+	LOGPFSML(reset->fsm, LOGL_NOTICE, "SIGTRAN connection succeded.\n");
+
+	reset->conn_loss_counter = 0;
+	osmo_fsm_inst_state_chg(fi, ST_CONN, 0, 0);
+}
+
+/* Connected state */
+static void fsm_conn_cb(struct osmo_fsm_inst *fi, uint32_t event, void *data)
+{
+	struct a_reset_ctx *reset = (struct a_reset_ctx *)data;
+	OSMO_ASSERT(reset);
+
+	switch (event) {
+	case EV_N_DISCONNECT:
+		if (reset->conn_loss_counter >= BAD_CONNECTION_THRESOLD) {
+			LOGPFSML(reset->fsm, LOGL_NOTICE, "SIGTRAN connection down, reconnecting...\n");
+			osmo_fsm_inst_state_chg(fi, ST_DISC, RESET_RESEND_INTERVAL, RESET_RESEND_TIMER_NO);
+		} else
+			reset->conn_loss_counter++;
+		break;
+	case EV_N_CONNECT:
+		reset->conn_loss_counter = 0;
+		break;
+	}
+}
+
+/* Timer callback to retransmit the reset signal */
+static int fsm_reset_ack_timeout_cb(struct osmo_fsm_inst *fi)
+{
+	struct a_reset_ctx *reset = (struct a_reset_ctx *)fi->priv;
+	OSMO_ASSERT(reset->fsm);
+
+	LOGPFSML(reset->fsm, LOGL_NOTICE, "(re)sending BSSMAP RESET message...\n");
+
+	reset->cb(reset->priv);
+
+	osmo_fsm_inst_state_chg(fi, ST_DISC, RESET_RESEND_INTERVAL, RESET_RESEND_TIMER_NO);
+	return 0;
+}
+
+static struct osmo_fsm_state fsm_states[] = {
+	[ST_DISC] = {
+		     .in_event_mask = (1 << EV_RESET_ACK),
+		     .out_state_mask = (1 << ST_DISC) | (1 << ST_CONN),
+		     .name = "DISC",
+		     .action = fsm_disc_cb,
+		     },
+	[ST_CONN] = {
+		     .in_event_mask = (1 << EV_N_DISCONNECT) | (1 << EV_N_CONNECT),
+		     .out_state_mask = (1 << ST_DISC) | (1 << ST_CONN),
+		     .name = "CONN",
+		     .action = fsm_conn_cb,
+		     },
+};
+
+/* State machine definition */
+static struct osmo_fsm fsm = {
+	.name = "A-RESET",
+	.states = fsm_states,
+	.num_states = ARRAY_SIZE(fsm_states),
+	.log_subsys = DMSC,
+	.timer_cb = fsm_reset_ack_timeout_cb,
+};
+
+/* Create and start state machine which handles the reset/reset-ack procedure */
+struct a_reset_ctx *a_reset_alloc(const void *ctx, const char *name, void *cb, void *priv)
+{
+	OSMO_ASSERT(name);
+
+	struct a_reset_ctx *reset;
+
+	/* Register the fsm description (if not already done) */
+	if (osmo_fsm_find_by_name(fsm.name) != &fsm)
+		osmo_fsm_register(&fsm);
+
+	/* Allocate and configure a new fsm instance */
+	reset = talloc_zero(ctx, struct a_reset_ctx);
+	OSMO_ASSERT(reset);
+	reset->priv = priv;
+	reset->cb = cb;
+	reset->conn_loss_counter = 0;
+	reset->fsm = osmo_fsm_inst_alloc(&fsm, NULL, NULL, LOGL_DEBUG, name);
+	OSMO_ASSERT(reset->fsm);
+	reset->fsm->priv = reset;
+
+	/* kick off reset-ack sending mechanism */
+	osmo_fsm_inst_state_chg(reset->fsm, ST_DISC, RESET_RESEND_INTERVAL, RESET_RESEND_TIMER_NO);
+
+	return reset;
+}
+
+/* Tear down state machine */
+void a_reset_free(struct a_reset_ctx *reset)
+{
+	OSMO_ASSERT(reset);
+	OSMO_ASSERT(reset->fsm);
+
+	osmo_fsm_inst_free(reset->fsm);
+	reset->fsm = NULL;
+
+	memset(reset, 0, sizeof(*reset));
+	talloc_free(reset);
+}
+
+/* Confirm that we sucessfully received a reset acknowlege message */
+void a_reset_ack_confirm(struct a_reset_ctx *reset)
+{
+	OSMO_ASSERT(reset);
+	OSMO_ASSERT(reset->fsm);
+
+	osmo_fsm_inst_dispatch(reset->fsm, EV_RESET_ACK, reset);
+}
+
+/* Report a failed connection */
+void a_reset_conn_fail(struct a_reset_ctx *reset)
+{
+	/* If no reset context is supplied, just drop the info */
+	if (!reset)
+		return;
+
+	OSMO_ASSERT(reset->fsm);
+
+	osmo_fsm_inst_dispatch(reset->fsm, EV_N_DISCONNECT, reset);
+}
+
+/* Report a successful connection */
+void a_reset_conn_success(struct a_reset_ctx *reset)
+{
+	/* If no reset context is supplied, just drop the info */
+	if (!reset)
+		return;
+
+	OSMO_ASSERT(reset->fsm);
+
+	osmo_fsm_inst_dispatch(reset->fsm, EV_N_CONNECT, reset);
+}
+
+/* Check if we have a connection to a specified msc */
+bool a_reset_conn_ready(struct a_reset_ctx *reset)
+{
+	/* If no reset context is supplied, we assume that
+	 * the connection can't be ready! */
+	if (!reset)
+		return false;
+
+	OSMO_ASSERT(reset->fsm);
+	if (reset->fsm->state == ST_CONN)
+		return true;
+
+	return false;
+}