diff --git a/openbsc/src/libcommon-cs/common_cs_vty.c b/openbsc/src/libcommon-cs/common_cs_vty.c
index 08a7581..76336a1 100644
--- a/openbsc/src/libcommon-cs/common_cs_vty.c
+++ b/openbsc/src/libcommon-cs/common_cs_vty.c
@@ -197,6 +197,18 @@
 	return CMD_SUCCESS;
 }
 
+DEFUN(cfg_net_dyn_ts_allow_tch_f,
+      cfg_net_dyn_ts_allow_tch_f_cmd,
+      "dyn_ts_allow_tch_f (0|1)",
+      "Allow or disallow allocating TCH/F on TCH_F_TCH_H_PDCH timeslots\n"
+      "Disallow TCH/F on TCH_F_TCH_H_PDCH (default)\n"
+      "Allow TCH/F on TCH_F_TCH_H_PDCH\n")
+{
+	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
+	gsmnet->dyn_ts_allow_tch_f = atoi(argv[0]) ? true : false;
+	return CMD_SUCCESS;
+}
+
 DEFUN(cfg_net_subscr_keep,
       cfg_net_subscr_keep_cmd,
       "subscriber-keep-in-ram (0|1)",
@@ -295,6 +307,7 @@
 	install_element(GSMNET_NODE, &cfg_net_timezone_cmd);
 	install_element(GSMNET_NODE, &cfg_net_timezone_dst_cmd);
 	install_element(GSMNET_NODE, &cfg_net_no_timezone_cmd);
+	install_element(GSMNET_NODE, &cfg_net_dyn_ts_allow_tch_f_cmd);
 
 	return CMD_SUCCESS;
 }