diff --git a/src/libmsc/msc_net_init.c b/src/libmsc/msc_net_init.c
index 91b6165..ffb8a3b 100644
--- a/src/libmsc/msc_net_init.c
+++ b/src/libmsc/msc_net_init.c
@@ -31,10 +31,25 @@
 #include <osmocom/msc/gsm_04_11_gsup.h>
 #include <osmocom/msc/gsm_09_11.h>
 
+/* TODO: would be great to have all timer declarations in one place */
+#include <osmocom/msc/ran_infra.h>
+#include <osmocom/msc/sccp_ran.h>
+#include <osmocom/msc/call_leg.h>
+
 struct osmo_tdef mncc_tdefs[] = {
 	{}
 };
 
+struct osmo_tdef_group msc_tdef_group[] = {
+	{ .name = "mgw", .tdefs = g_mgw_tdefs, .desc = "MGW (Media Gateway) interface" },
+	{ .name = "mncc", .tdefs = mncc_tdefs, .desc = "MNCC (Mobile Network Call Control) interface" },
+	{ .name = "sccp", .tdefs = g_sccp_tdefs, .desc = "SCCP (Signalling Connection Control Part)" },
+	{ .name = "geran", .tdefs = msc_tdefs_geran, .desc = "GERAN (GSM EDGE Radio Access Network)" },
+	{ .name = "utran", .tdefs = msc_tdefs_utran, .desc = "UTRAN (UMTS Terrestrial Radio Access Network)" },
+	{ .name = "sgs", .tdefs = msc_tdefs_sgs, .desc = "SGs interface towards MME" },
+	{ /* terminator */ }
+};
+
 #include <osmocom/core/stat_item.h>
 
 struct gsm_network *gsm_network_init(void *ctx, mncc_recv_cb_t mncc_recv)
diff --git a/src/libmsc/msc_vty.c b/src/libmsc/msc_vty.c
index 90cfc9d..53d44dc 100644
--- a/src/libmsc/msc_vty.c
+++ b/src/libmsc/msc_vty.c
@@ -36,6 +36,7 @@
 
 #include <osmocom/sigtran/sccp_helpers.h>
 
+#include <osmocom/vty/tdef_vty.h>
 #include <osmocom/vty/command.h>
 #include <osmocom/vty/logging.h>
 #include <osmocom/vty/misc.h>
@@ -716,6 +717,9 @@
 
 	neighbor_ident_vty_write(vty);
 
+	/* Timer introspection commands (generic osmo_tdef API) */
+	osmo_tdef_vty_groups_write(vty, " ");
+
 	return CMD_SUCCESS;
 }
 
@@ -2002,6 +2006,9 @@
 
 	neighbor_ident_vty_init(msc_network);
 
+	/* Timer configuration commands (generic osmo_tdef API) */
+	osmo_tdef_vty_groups_init(MSC_NODE, msc_tdef_group);
+
 	mgcp_client_vty_init(msc_network, MSC_NODE, &msc_network->mgw.conf);
 #ifdef BUILD_IU
 	ranap_iu_vty_init(MSC_NODE, (enum ranap_nsap_addr_enc*)&msc_network->iu.rab_assign_addr_enc);