diff --git a/include/osmocom/bsc/bts.h b/include/osmocom/bsc/bts.h
index 9a226f54c..6b58c7ee7 100644
--- a/include/osmocom/bsc/bts.h
+++ b/include/osmocom/bsc/bts.h
@@ -76,14 +76,26 @@ enum bts_counter_id {
 	BTS_CTR_TS_BORKEN_EV_PDCH_DEACT_ACK_NACK,
 	BTS_CTR_TS_BORKEN_EV_TEARDOWN,
 	BTS_CTR_ASSIGNMENT_ATTEMPTED,
+	BTS_CTR_ASSIGNMENT_ATTEMPTED_SIGN,
+	BTS_CTR_ASSIGNMENT_ATTEMPTED_SPEECH,
 	BTS_CTR_ASSIGNMENT_COMPLETED,
+	BTS_CTR_ASSIGNMENT_COMPLETED_SIGN,
+	BTS_CTR_ASSIGNMENT_COMPLETED_SPEECH,
 	BTS_CTR_ASSIGNMENT_STOPPED,
+	BTS_CTR_ASSIGNMENT_STOPPED_SIGN,
+	BTS_CTR_ASSIGNMENT_STOPPED_SPEECH,
 	BTS_CTR_ASSIGNMENT_NO_CHANNEL,
 	BTS_CTR_ASSIGNMENT_NO_CHANNEL_SIGN,
 	BTS_CTR_ASSIGNMENT_NO_CHANNEL_SPEECH,
 	BTS_CTR_ASSIGNMENT_TIMEOUT,
+	BTS_CTR_ASSIGNMENT_TIMEOUT_SIGN,
+	BTS_CTR_ASSIGNMENT_TIMEOUT_SPEECH,
 	BTS_CTR_ASSIGNMENT_FAILED,
+	BTS_CTR_ASSIGNMENT_FAILED_SIGN,
+	BTS_CTR_ASSIGNMENT_FAILED_SPEECH,
 	BTS_CTR_ASSIGNMENT_ERROR,
+	BTS_CTR_ASSIGNMENT_ERROR_SIGN,
+	BTS_CTR_ASSIGNMENT_ERROR_SPEECH,
 	BTS_CTR_LOCATION_UPDATE_ACCEPT,
 	BTS_CTR_LOCATION_UPDATE_REJECT,
 	BTS_CTR_LOCATION_UPDATE_DETACH,
diff --git a/src/osmo-bsc/assignment_fsm.c b/src/osmo-bsc/assignment_fsm.c
index 39219a41e..2f241e3c3 100644
--- a/src/osmo-bsc/assignment_fsm.c
+++ b/src/osmo-bsc/assignment_fsm.c
@@ -82,8 +82,23 @@ static const struct osmo_tdef_state_timeout assignment_fsm_timeouts[32] = {
 			       bsc_ctr_description[BSC_##counter].name, \
 			       bsc_ctr_description[BSC_##counter].description); \
 		rate_ctr_inc(&conn->network->bsc_ctrs->ctr[BSC_##counter]); \
-		if (bts) \
+		if (bts) { \
 			rate_ctr_inc(&bts->bts_ctrs->ctr[BTS_##counter]); \
+			if (BTS_##counter != BTS_CTR_ASSIGNMENT_NO_CHANNEL) { \
+				switch (conn->lchan->ch_mode_rate.chan_mode) { \
+				case GSM48_CMODE_SIGN: \
+					rate_ctr_inc(&bts->bts_ctrs->ctr[BTS_##counter##_SIGN]); \
+					break; \
+				case GSM48_CMODE_SPEECH_V1: \
+				case GSM48_CMODE_SPEECH_EFR: \
+				case GSM48_CMODE_SPEECH_AMR: \
+					rate_ctr_inc(&bts->bts_ctrs->ctr[BTS_##counter##_SPEECH]); \
+					break; \
+				default: \
+					break; \
+				} \
+			} \
+		} \
 	} while(0)
 
 #define assignment_count_result(counter) do { \
diff --git a/src/osmo-bsc/bts.c b/src/osmo-bsc/bts.c
index 628d301e8..548d72484 100644
--- a/src/osmo-bsc/bts.c
+++ b/src/osmo-bsc/bts.c
@@ -938,12 +938,30 @@ const struct rate_ctr_desc bts_ctr_description[] = {
 	[BTS_CTR_ASSIGNMENT_ATTEMPTED] = \
 		{ "assignment:attempted",
 		  "Assignment attempts" },
+	[BTS_CTR_ASSIGNMENT_ATTEMPTED_SIGN] = \
+		{ "assignment:attempted_sign",
+		  "Assignment of signaling lchan attempts" },
+	[BTS_CTR_ASSIGNMENT_ATTEMPTED_SPEECH] = \
+		{ "assignment:attempted_speech",
+		  "Assignment of speech lchan attempts" },
 	[BTS_CTR_ASSIGNMENT_COMPLETED] = \
 		{ "assignment:completed",
 		  "Assignment completed" },
+	[BTS_CTR_ASSIGNMENT_COMPLETED_SIGN] = \
+		{ "assignment:completed_sign",
+		  "Assignment of signaling lchan completed" },
+	[BTS_CTR_ASSIGNMENT_COMPLETED_SPEECH] = \
+		{ "assignment:completed_speech",
+		  "Assignment if speech lchan completed" },
 	[BTS_CTR_ASSIGNMENT_STOPPED] = \
 		{ "assignment:stopped",
 		  "Connection ended during Assignment" },
+	[BTS_CTR_ASSIGNMENT_STOPPED_SIGN] = \
+		{ "assignment:stopped_sign",
+		  "Connection ended during signaling lchan Assignment" },
+	[BTS_CTR_ASSIGNMENT_STOPPED_SPEECH] = \
+		{ "assignment:stopped_speech",
+		  "Connection ended during speech lchan Assignment" },
 	[BTS_CTR_ASSIGNMENT_NO_CHANNEL] = \
 		{ "assignment:no_channel",
 		  "Failure to allocate lchan for Assignment" },
@@ -956,12 +974,30 @@ const struct rate_ctr_desc bts_ctr_description[] = {
 	[BTS_CTR_ASSIGNMENT_TIMEOUT] = \
 		{ "assignment:timeout",
 		  "Assignment timed out" },
+	[BTS_CTR_ASSIGNMENT_TIMEOUT_SIGN] = \
+		{ "assignment:timeout_sign",
+		  "Assignment of signaling lchan timed out" },
+	[BTS_CTR_ASSIGNMENT_TIMEOUT_SPEECH] = \
+		{ "assignment:timeout_speech",
+		  "Assignment of speech lchan timed out" },
 	[BTS_CTR_ASSIGNMENT_FAILED] = \
 		{ "assignment:failed",
 		  "Received Assignment Failure message" },
+	[BTS_CTR_ASSIGNMENT_FAILED_SIGN] = \
+		{ "assignment:failed_sign",
+		  "Received Assignment Failure message on signaling lchan" },
+	[BTS_CTR_ASSIGNMENT_FAILED_SPEECH] = \
+		{ "assignment:failed_speech",
+		  "Received Assignment Failure message on speech lchan" },
 	[BTS_CTR_ASSIGNMENT_ERROR] = \
 		{ "assignment:error",
 		  "Assignment failed for other reason" },
+	[BTS_CTR_ASSIGNMENT_ERROR_SIGN] = \
+		{ "assignment:error_sign",
+		  "Assignment of signaling lchan failed for other reason" },
+	[BTS_CTR_ASSIGNMENT_ERROR_SPEECH] = \
+		{ "assignment:error_speech",
+		  "Assignment of speech lchan failed for other reason" },
 	[BTS_CTR_LOCATION_UPDATE_ACCEPT] = \
 		{ "location_update:accept",
 		  "Location Update Accept" },