diff --git a/src/config.c b/src/config.c
index 524738d..6f346c4 100644
--- a/src/config.c
+++ b/src/config.c
@@ -358,16 +358,37 @@ int facilities_config() {
     facilities.coordination.active = config->facilities.mcm.activate;
     if (!strcmp("vcm-RR", config->facilities.mcm.protocol)) {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RR;
+        facilities.coordination.chain.enabled = true;
     } else if (!strcmp("vcm-RR1C", config->facilities.mcm.protocol)) {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RR1C;
+        facilities.coordination.chain.enabled = true;
     } else if (!strcmp("vcm-RR1Cc", config->facilities.mcm.protocol)) {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RR1C;
+        facilities.coordination.chain.enabled = true;
     } else if (!strcmp("vcm-RRAC", config->facilities.mcm.protocol)) {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RRAC;
+        facilities.coordination.chain.enabled = true;
     } else if (!strcmp("vcm-RRACc", config->facilities.mcm.protocol)) {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RRAC;
+        facilities.coordination.chain.enabled = true;
+    } else if (!strcmp("dvcm-RR-PBFT", config->facilities.mcm.protocol)) {
+        facilities.coordination.protocol = MC_PROTOCOL_VCM_RR;
+        facilities.coordination.chain.enabled = false;
+    } else if (!strcmp("dvcm-RR1C-PBFT", config->facilities.mcm.protocol)) {
+        facilities.coordination.protocol = MC_PROTOCOL_VCM_RR1C;
+        facilities.coordination.chain.enabled = false;
+    } else if (!strcmp("dvcm-RR1Cc-PBFT", config->facilities.mcm.protocol)) {
+        facilities.coordination.protocol = MC_PROTOCOL_VCM_RR1C;
+        facilities.coordination.chain.enabled = false;
+    } else if (!strcmp("dvcm-RRAC-PBFT", config->facilities.mcm.protocol)) {
+        facilities.coordination.protocol = MC_PROTOCOL_VCM_RRAC;
+        facilities.coordination.chain.enabled = false;
+    } else if (!strcmp("dvcm-RRACc-PBFT", config->facilities.mcm.protocol)) {
+        facilities.coordination.protocol = MC_PROTOCOL_VCM_RRAC;
+        facilities.coordination.chain.enabled = false;
     } else {
         facilities.coordination.protocol = MC_PROTOCOL_VCM_RR;
+        facilities.coordination.chain.enabled = true;
     }
     facilities.coordination.vcm_period_min = config->facilities.mcm.period_min;
     facilities.coordination.vcm_period_max = config->facilities.mcm.period_max;
diff --git a/src/vcm.c b/src/vcm.c
index fdf7ed9..d12eff7 100644
--- a/src/vcm.c
+++ b/src/vcm.c
@@ -183,7 +183,7 @@ static void vcm_reject(VCM_t* vcm, mc_neighbour_s* neighbour) {
     vcm_rep->vcm.currentPosition.longitude = lon;
     asn_ulong2INTEGER(&vcm_rep->vcm.currentPosition.timestamp, now);
 
-    if (coordination->chain.id) {
+    if (coordination->chain.enabled && coordination->chain.id) {
         vcm_rep->vcm.chain = calloc(1, sizeof(ChainInformation_t));
         vcm_rep->vcm.chain->id = coordination->chain.id;
         vcm_rep->vcm.chain->link.buf = malloc(32);
@@ -347,7 +347,7 @@ static bool commit() {
         mvc->negotiation->choice.commit.qp.choice.requesterId = coordination->session.requester->station_id;
     }
 
-    if (coordination->chain.id) {
+    if (coordination->chain.enabled && coordination->chain.id) {
         vcm_com->vcm.chain = calloc(1, sizeof(ChainInformation_t));
         vcm_com->vcm.chain->id = coordination->chain.id;
         vcm_com->vcm.chain->link.buf = malloc(32);
@@ -493,7 +493,7 @@ static int vcm_check_handle_request(VCM_t* vcm, mc_neighbour_s* neighbour) {
     vcm_rep->vcm.currentPosition.longitude = lon;
     asn_ulong2INTEGER(&vcm_rep->vcm.currentPosition.timestamp, now);
 
-    if (coordination->chain.id && vcm->vcm.chain) {
+    if (coordination->chain.enabled && coordination->chain.id && vcm->vcm.chain) {
         vcm_rep->vcm.chain = calloc(1, sizeof(ChainInformation_t));
         vcm_rep->vcm.chain->id = coordination->chain.id;
         vcm_rep->vcm.chain->link.buf = malloc(32);
@@ -739,7 +739,7 @@ static int intersection_detected(VCM_t* vcm, mc_neighbour_s* neighbour) {
     vcm_req->vcm.currentPosition.longitude = lon;
     asn_ulong2INTEGER(&vcm_req->vcm.currentPosition.timestamp, now);
 
-    if (coordination->chain.id) {
+    if (coordination->chain.enabled && coordination->chain.id) {
         vcm_req->vcm.chain = calloc(1, sizeof(ChainInformation_t));
         vcm_req->vcm.chain->id = coordination->chain.id;
         vcm_req->vcm.chain->link.buf = malloc(32);
@@ -1046,7 +1046,7 @@ static int mk_vcm() {
     vcm->vcm.currentPosition.longitude = lon;
     asn_ulong2INTEGER(&vcm->vcm.currentPosition.timestamp, now);
 
-    if (coordination->chain.id) {
+    if (coordination->chain.enabled && coordination->chain.id) {
         vcm->vcm.chain = calloc(1, sizeof(ChainInformation_t));
         vcm->vcm.chain->id = coordination->chain.id;
         vcm->vcm.chain->link.buf = malloc(32);
diff --git a/src/vcm.h b/src/vcm.h
index 2c766fa..be3bf21 100644
--- a/src/vcm.h
+++ b/src/vcm.h
@@ -73,6 +73,7 @@ typedef struct coordination {
 
 
     struct {
+        bool enabled;
         uint64_t id;
         uint8_t links[MC_AFF_STATIONS_N_MAX + 1][MC_HASH_LINK_LEN];
         uint8_t n_links;