diff --git a/entities/nodeb_info.pb.go b/entities/nodeb_info.pb.go
index 1fac9f3..791ffc6 100644
--- a/entities/nodeb_info.pb.go
+++ b/entities/nodeb_info.pb.go
@@ -20,12 +20,40 @@
 // proto package needs to be updated.
 const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
+type E2ApplicationProtocol int32
+
+const (
+	E2ApplicationProtocol_UNKNOWN_ASN1_MESSAGE_TYPE E2ApplicationProtocol = 0
+	E2ApplicationProtocol_X2_SETUP_REQUEST          E2ApplicationProtocol = 1
+	E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST     E2ApplicationProtocol = 2
+)
+
+var E2ApplicationProtocol_name = map[int32]string{
+	0: "UNKNOWN_ASN1_MESSAGE_TYPE",
+	1: "X2_SETUP_REQUEST",
+	2: "ENDC_X2_SETUP_REQUEST",
+}
+
+var E2ApplicationProtocol_value = map[string]int32{
+	"UNKNOWN_ASN1_MESSAGE_TYPE": 0,
+	"X2_SETUP_REQUEST":          1,
+	"ENDC_X2_SETUP_REQUEST":     2,
+}
+
+func (x E2ApplicationProtocol) String() string {
+	return proto.EnumName(E2ApplicationProtocol_name, int32(x))
+}
+
+func (E2ApplicationProtocol) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_04b920976079e56c, []int{0}
+}
+
 type ConnectionStatus int32
 
 const (
 	ConnectionStatus_UNKNOWN_CONNECTION_STATUS ConnectionStatus = 0
 	ConnectionStatus_CONNECTED                 ConnectionStatus = 1
-	ConnectionStatus_DISCONNECTED             ConnectionStatus = 2
+	ConnectionStatus_DISCONNECTED              ConnectionStatus = 2
 	ConnectionStatus_CONNECTED_SETUP_FAILED    ConnectionStatus = 3
 	ConnectionStatus_CONNECTING                ConnectionStatus = 4
 	ConnectionStatus_SHUTTING_DOWN             ConnectionStatus = 5
@@ -57,7 +85,7 @@
 }
 
 func (ConnectionStatus) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_04b920976079e56c, []int{0}
+	return fileDescriptor_04b920976079e56c, []int{1}
 }
 
 type Node_Type int32
@@ -117,18 +145,20 @@
 }
 
 type NodebInfo struct {
-	RanName          string           `protobuf:"bytes,1,opt,name=ran_name,json=ranName,proto3" json:"ran_name,omitempty"`
-	Ip               string           `protobuf:"bytes,2,opt,name=ip,proto3" json:"ip,omitempty"`
-	Port             uint32           `protobuf:"varint,3,opt,name=port,proto3" json:"port,omitempty"`
-	ConnectionStatus ConnectionStatus `protobuf:"varint,4,opt,name=connection_status,json=connectionStatus,proto3,enum=entities.ConnectionStatus" json:"connection_status,omitempty"`
-	GlobalNbId       *GlobalNbId      `protobuf:"bytes,5,opt,name=global_nb_id,json=globalNbId,proto3" json:"global_nb_id,omitempty"`
-	NodeType         Node_Type        `protobuf:"varint,6,opt,name=node_type,json=nodeType,proto3,enum=entities.Node_Type" json:"node_type,omitempty"`
+	RanName               string                `protobuf:"bytes,1,opt,name=ran_name,json=ranName,proto3" json:"ran_name,omitempty"`
+	Ip                    string                `protobuf:"bytes,2,opt,name=ip,proto3" json:"ip,omitempty"`
+	Port                  uint32                `protobuf:"varint,3,opt,name=port,proto3" json:"port,omitempty"`
+	E2ApplicationProtocol E2ApplicationProtocol `protobuf:"varint,4,opt,name=e2_application_protocol,json=e2ApplicationProtocol,proto3,enum=entities.E2ApplicationProtocol" json:"e2_application_protocol,omitempty"`
+	ConnectionStatus      ConnectionStatus      `protobuf:"varint,5,opt,name=connection_status,json=connectionStatus,proto3,enum=entities.ConnectionStatus" json:"connection_status,omitempty"`
+	ConnectionAttempts    uint32                `protobuf:"varint,6,opt,name=connection_attempts,json=connectionAttempts,proto3" json:"connection_attempts,omitempty"`
+	GlobalNbId            *GlobalNbId           `protobuf:"bytes,7,opt,name=global_nb_id,json=globalNbId,proto3" json:"global_nb_id,omitempty"`
+	NodeType              Node_Type             `protobuf:"varint,8,opt,name=node_type,json=nodeType,proto3,enum=entities.Node_Type" json:"node_type,omitempty"`
 	// Types that are valid to be assigned to Configuration:
 	//	*NodebInfo_Enb
 	//	*NodebInfo_Gnb
 	Configuration        isNodebInfo_Configuration `protobuf_oneof:"configuration"`
-	FailureType          Failure_Type              `protobuf:"varint,9,opt,name=failure_type,json=failureType,proto3,enum=entities.Failure_Type" json:"failure_type,omitempty"`
-	SetupFailure         *SetupFailure             `protobuf:"bytes,10,opt,name=setup_failure,json=setupFailure,proto3" json:"setup_failure,omitempty"`
+	FailureType          Failure_Type              `protobuf:"varint,11,opt,name=failure_type,json=failureType,proto3,enum=entities.Failure_Type" json:"failure_type,omitempty"`
+	SetupFailure         *SetupFailure             `protobuf:"bytes,12,opt,name=setup_failure,json=setupFailure,proto3" json:"setup_failure,omitempty"`
 	XXX_NoUnkeyedLiteral struct{}                  `json:"-"`
 	XXX_unrecognized     []byte                    `json:"-"`
 	XXX_sizecache        int32                     `json:"-"`
@@ -180,6 +210,13 @@
 	return 0
 }
 
+func (m *NodebInfo) GetE2ApplicationProtocol() E2ApplicationProtocol {
+	if m != nil {
+		return m.E2ApplicationProtocol
+	}
+	return E2ApplicationProtocol_UNKNOWN_ASN1_MESSAGE_TYPE
+}
+
 func (m *NodebInfo) GetConnectionStatus() ConnectionStatus {
 	if m != nil {
 		return m.ConnectionStatus
@@ -187,6 +224,13 @@
 	return ConnectionStatus_UNKNOWN_CONNECTION_STATUS
 }
 
+func (m *NodebInfo) GetConnectionAttempts() uint32 {
+	if m != nil {
+		return m.ConnectionAttempts
+	}
+	return 0
+}
+
 func (m *NodebInfo) GetGlobalNbId() *GlobalNbId {
 	if m != nil {
 		return m.GlobalNbId
@@ -206,11 +250,11 @@
 }
 
 type NodebInfo_Enb struct {
-	Enb *Enb `protobuf:"bytes,7,opt,name=enb,proto3,oneof"`
+	Enb *Enb `protobuf:"bytes,9,opt,name=enb,proto3,oneof"`
 }
 
 type NodebInfo_Gnb struct {
-	Gnb *Gnb `protobuf:"bytes,8,opt,name=gnb,proto3,oneof"`
+	Gnb *Gnb `protobuf:"bytes,10,opt,name=gnb,proto3,oneof"`
 }
 
 func (*NodebInfo_Enb) isNodebInfo_Configuration() {}
@@ -323,6 +367,7 @@
 var xxx_messageInfo_Failure proto.InternalMessageInfo
 
 func init() {
+	proto.RegisterEnum("entities.E2ApplicationProtocol", E2ApplicationProtocol_name, E2ApplicationProtocol_value)
 	proto.RegisterEnum("entities.ConnectionStatus", ConnectionStatus_name, ConnectionStatus_value)
 	proto.RegisterEnum("entities.Node_Type", Node_Type_name, Node_Type_value)
 	proto.RegisterEnum("entities.Failure_Type", Failure_Type_name, Failure_Type_value)
@@ -334,38 +379,44 @@
 func init() { proto.RegisterFile("nodeb_info.proto", fileDescriptor_04b920976079e56c) }
 
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 }