diff --git a/.gitignore b/.gitignore
index 33fa5d5..57b203d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -86,4 +86,6 @@ hs_err_pid*
 .settings/
 .classpath
 .project
-.vscode/settings.json
\ No newline at end of file
+.vscode/settings.json
+
+.vscode/
\ No newline at end of file
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/HostDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/HostDao.java
deleted file mode 100644
index 71276bc..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/HostDao.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package com.loafle.overflow.module.discovery.dao;
-
-import com.loafle.overflow.module.discovery.model.Host;
-import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.stereotype.Repository;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Repository
-public interface HostDao extends JpaRepository<Host, Long> {
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAHostDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/JPAHostDao.java
deleted file mode 100644
index 201fce8..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAHostDao.java
+++ /dev/null
@@ -1,10 +0,0 @@
-//package com.loafle.overflow.module.discovery.dao;
-//
-//import com.loafle.overflow.commons.dao.JPABaseDAO;
-//import com.loafle.overflow.module.discovery.model.Host;
-//
-///**
-// * Created by root on 17. 6. 4.
-// */
-//public class JPAHostDao extends JPABaseDAO<Host> implements HostDao {
-//}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAPortDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/JPAPortDao.java
deleted file mode 100644
index e8085bc..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAPortDao.java
+++ /dev/null
@@ -1,10 +0,0 @@
-//package com.loafle.overflow.module.discovery.dao;
-//
-//import com.loafle.overflow.commons.dao.JPABaseDAO;
-//import com.loafle.overflow.module.discovery.model.Port;
-//
-///**
-// * Created by root on 17. 6. 4.
-// */
-//public class JPAPortDao extends JPABaseDAO<Port> implements PortDao {
-//}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAServiceDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/JPAServiceDao.java
deleted file mode 100644
index c2d5899..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAServiceDao.java
+++ /dev/null
@@ -1,10 +0,0 @@
-//package com.loafle.overflow.module.discovery.dao;
-//
-//import com.loafle.overflow.commons.dao.JPABaseDAO;
-//import com.loafle.overflow.module.discovery.model.Service;
-//
-///**
-// * Created by root on 17. 6. 4.
-// */
-//public class JPAServiceDao extends JPABaseDAO<Service> implements ServiceDao {
-//}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAZoneDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/JPAZoneDao.java
deleted file mode 100644
index ca35368..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/JPAZoneDao.java
+++ /dev/null
@@ -1,11 +0,0 @@
-//package com.loafle.overflow.module.discovery.dao;
-//
-//
-//import com.loafle.overflow.commons.dao.JPABaseDAO;
-//import com.loafle.overflow.module.discovery.model.Zone;
-//
-///**
-// * Created by root on 17. 6. 4.
-// */
-//public class JPAZoneDao extends JPABaseDAO<Zone> implements ZoneDao {
-//}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/PortDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/PortDao.java
deleted file mode 100644
index a4ec309..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/PortDao.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.loafle.overflow.module.discovery.dao;
-
-import com.loafle.overflow.module.discovery.model.Port;
-import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.stereotype.Repository;
-
-/**
- * Created by root on 17. 6. 4.
- */
-
-@Repository
-public interface PortDao  extends JpaRepository<Port, Long> {
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/ServiceDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/ServiceDao.java
deleted file mode 100644
index 282e890..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/ServiceDao.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package com.loafle.overflow.module.discovery.dao;
-
-import com.loafle.overflow.module.discovery.model.Service;
-import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.stereotype.Repository;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Repository
-public interface ServiceDao extends JpaRepository<Service, Long> {
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/dao/ZoneDao.java b/src/main/java/com/loafle/overflow/module/discovery/dao/ZoneDao.java
deleted file mode 100644
index 1537fba..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/dao/ZoneDao.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package com.loafle.overflow.module.discovery.dao;
-
-import com.loafle.overflow.module.discovery.model.Zone;
-import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.stereotype.Repository;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Repository
-public interface ZoneDao extends JpaRepository<Zone, Long> {
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/model/Host.java b/src/main/java/com/loafle/overflow/module/discovery/model/Host.java
deleted file mode 100644
index 0ab41c7..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/model/Host.java
+++ /dev/null
@@ -1,115 +0,0 @@
-package com.loafle.overflow.module.discovery.model;
-
-import org.codehaus.jackson.annotate.JsonIgnore;
-
-import javax.persistence.*;
-import java.util.Date;
-import java.util.List;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Entity
-public class Host {
-
-    @Id
-    @GeneratedValue(strategy = GenerationType.AUTO)
-    private long id;
-
-    @Column(name = "IP",nullable = false)
-    private long ip;
-
-    @Column(name = "MAC",nullable = false)
-    private long mac;
-
-    @ManyToOne
-    @JoinColumn(name = "ZONE_ID", nullable = false)
-    @JsonIgnore
-    private Zone zone;
-
-    public Zone getZone() {
-        return zone;
-    }
-
-    public void setZone(Zone zone) {
-        this.zone = zone;
-    }
-
-
-
-    @OneToMany(mappedBy = "host",cascade = CascadeType.ALL)
-    private List<Port> ports;
-
-    public List<Port> getPorts() {
-        return ports;
-    }
-
-    public void setPorts(List<Port> ports) {
-        this.ports = ports;
-    }
-
-    @Column(name = "CREATE_DATE", columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false, updatable = false)
-    private Date createDate;
-
-    @Column(name = "UPDATE_DATE", columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false)
-    private Date updateDate;
-
-
-    public Host(){}
-
-    public Host(long ip, long mac){
-        this.ip = ip;
-        this.mac = mac;
-    }
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
-    public long getIp() {
-        return ip;
-    }
-
-    public void setIp(long ip) {
-        this.ip = ip;
-    }
-
-    public long getMac() {
-        return mac;
-    }
-
-    public void setMac(long mac) {
-        this.mac = mac;
-    }
-
-    public Date getCreateDate() {
-        return createDate;
-    }
-
-    public void setCreateDate(Date createDate) {
-        this.createDate = createDate;
-    }
-
-    public Date getUpdateDate() {
-        return updateDate;
-    }
-
-    public void setUpdateDate(Date updateDate) {
-        this.updateDate = updateDate;
-    }
-
-    public void mappingChildren(Zone discoveryZone) {
-        this.setZone(discoveryZone);
-
-        List<Port> ports = this.getPorts();
-        if (ports != null) {
-            for (int j =0 ; j < ports.size() ; ++j) {
-                ports.get(j).mappingChildren(this);
-            }
-        }
-    }
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/model/Port.java b/src/main/java/com/loafle/overflow/module/discovery/model/Port.java
deleted file mode 100644
index 2cb0f74..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/model/Port.java
+++ /dev/null
@@ -1,123 +0,0 @@
-package com.loafle.overflow.module.discovery.model;
-
-import com.loafle.overflow.module.discovery.type.PortType;
-import org.codehaus.jackson.annotate.JsonIgnore;
-
-import javax.persistence.*;
-import java.util.Date;
-import java.util.List;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Entity
-public class Port {
-
-    @Id
-    @GeneratedValue(strategy = GenerationType.AUTO)
-    private long id;
-
-    @ManyToOne
-    @JoinColumn(nullable = false)
-    @JsonIgnore
-    private Host host;
-    public Host getHost() {
-        return host;
-    }
-
-    public void setHost(Host host) {
-        this.host = host;
-    }
-    @Column(nullable = false)
-    @Enumerated(EnumType.STRING)
-    private PortType portType;
-
-    @Column(nullable = false)
-    private int portNumber;
-
-
-    @OneToMany(mappedBy = "port" ,cascade = CascadeType.ALL)
-    private List<Service> services;
-
-    public List<Service> getServices() {
-        return services;
-    }
-
-    public void setServices(List<Service> services) {
-        this.services = services;
-    }
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false, updatable = false)
-    private Date createDate;
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false)
-    private Date updateDate;
-
-    public Port() {}
-
-    public Port(PortType type, int portNumber) {
-        this.portType = type;
-        this.portNumber = portNumber;
-    }
-
-    public Port(Host host, PortType type, int portNumber) {
-        this.host = host;
-        this.portType = type;
-        this.portNumber = portNumber;
-    }
-
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
-    public PortType getPortType() {
-        return portType;
-    }
-
-    public void setPortType(PortType portType) {
-        this.portType = portType;
-    }
-
-    public int getPortNumber() {
-        return portNumber;
-    }
-
-    public void setPortNumber(int portNumber) {
-        this.portNumber = portNumber;
-    }
-
-
-
-    public Date getCreateDate() {
-        return createDate;
-    }
-
-    public void setCreateDate(Date createDate) {
-        this.createDate = createDate;
-    }
-
-    public Date getUpdateDate() {
-        return updateDate;
-    }
-
-    public void setUpdateDate(Date updateDate) {
-        this.updateDate = updateDate;
-    }
-
-    public void mappingChildren(Host discoveryHost) {
-        this.setHost(discoveryHost);
-
-
-        List<Service> discoveryServices = this.getServices();
-        if (discoveryServices != null) {
-            for (int z = 0 ; z < discoveryServices.size() ; ++z) {
-                discoveryServices.get(z).setPort(this);
-            }
-        }
-    }
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/model/Service.java b/src/main/java/com/loafle/overflow/module/discovery/model/Service.java
deleted file mode 100644
index e3856cf..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/model/Service.java
+++ /dev/null
@@ -1,92 +0,0 @@
-package com.loafle.overflow.module.discovery.model;
-
-import com.loafle.overflow.module.discovery.type.PortType;
-import org.codehaus.jackson.annotate.JsonIgnore;
-
-import javax.persistence.*;
-import java.util.Date;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Entity
-public class Service {
-
-    @Id
-    @GeneratedValue(strategy = GenerationType.AUTO)
-    private long id;
-
-    @ManyToOne
-    @JoinColumn(nullable = false)
-    @JsonIgnore
-    private Port port;
-    public Port getPort() {
-        return port;
-    }
-
-    public void setPort(Port port) {
-        this.port = port;
-    }
-
-    @Column(nullable = false)
-    @Enumerated(EnumType.STRING)
-    private PortType portType;
-
-    @Column(nullable = false)
-    private String serviceName;
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false, updatable = false)
-    private Date createDate;
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false ,insertable = false)
-    private Date updateDate;
-
-    public Service() {}
-
-    public Service(Port port,PortType t, String serviceName) {
-        this.port = port;
-        this.portType = t;
-        this.serviceName = serviceName;
-    }
-
-    public PortType getPortType() {
-        return portType;
-    }
-
-    public void setPortType(PortType portType) {
-        this.portType = portType;
-    }
-
-    public String getServiceName() {
-        return serviceName;
-    }
-
-    public void setServiceName(String serviceName) {
-        this.serviceName = serviceName;
-    }
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
-
-    public Date getCreateDate() {
-        return createDate;
-    }
-
-    public void setCreateDate(Date createDate) {
-        this.createDate = createDate;
-    }
-
-    public Date getUpdateDate() {
-        return updateDate;
-    }
-
-    public void setUpdateDate(Date updateDate) {
-        this.updateDate = updateDate;
-    }
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/model/Zone.java b/src/main/java/com/loafle/overflow/module/discovery/model/Zone.java
deleted file mode 100644
index 3249202..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/model/Zone.java
+++ /dev/null
@@ -1,111 +0,0 @@
-package com.loafle.overflow.module.discovery.model;
-
-import javax.persistence.*;
-import java.util.Date;
-import java.util.List;
-
-/**
- * Created by root on 17. 6. 4.
- */
-@Entity
-public class Zone {
-
-    @Id
-    @GeneratedValue(strategy = GenerationType.AUTO)
-    private long id;
-
-    @Column(nullable=false)
-    private long ip;
-
-    @Column(nullable=false)
-    private long cidr;
-
-//    @JoinColumn(nullable=false)
-//    @OneToOne
-//    @JsonIgnore
-//    private DiscoveryHistory discovery;
-
-//    @OneToMany(mappedBy = "zone", cascade = CascadeType.ALL)
-//    private List<HostScanHistory> histories;
-
-    @OneToMany(mappedBy = "zone", cascade = CascadeType.ALL)
-    private List<Host> hosts;
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false, updatable = false)
-    private Date createDate;
-
-    @Column(columnDefinition = "TIMESTAMP DEFAULT CURRENT_TIMESTAMP", nullable = false, insertable = false)
-    private Date updateDate;
-
-    public Date getCreateDate() {
-        return createDate;
-    }
-
-    public void setCreateDate(Date createDate) {
-        this.createDate = createDate;
-    }
-
-    public Date getUpdateDate() {
-        return updateDate;
-    }
-
-    public void setUpdateDate(Date updateDate) {
-        this.updateDate = updateDate;
-    }
-
-
-
-
-
-    public long getId() {
-        return id;
-    }
-
-    public void setId(long id) {
-        this.id = id;
-    }
-
-    public long getIp() {
-        return ip;
-    }
-
-    public void setIp(long ip) {
-        this.ip = ip;
-    }
-
-    public long getCidr() {
-        return cidr;
-    }
-
-    public void setCidr(long cidr) {
-        this.cidr = cidr;
-    }
-
-
-
-
-    public List<Host> getHosts() {
-        return hosts;
-    }
-
-    public void setHosts(List<Host> hosts) {
-        this.hosts = hosts;
-    }
-
-//    public void mappingChildren(DiscoveryHistory history) {
-//        this.setDiscovery(history);
-//        List<HostScanHistory> hostScanHistories = this.getHistories();
-//        if (hostScanHistories != null) {
-//            for (int i =0 ; i < hostScanHistories.size() ; ++i) {
-//                hostScanHistories.get(i).setZone(this);
-//            }
-//        }
-//
-//        List<Host> hosts = this.getHosts();
-//        if (hosts != null) {
-//            for (int i =0 ; i < hosts.size() ; ++i) {
-//                hosts.get(i).mappingChildren(this);
-//            }
-//        }
-//    }
-}
diff --git a/src/main/java/com/loafle/overflow/module/discovery/type/DirectionType.java b/src/main/java/com/loafle/overflow/module/discovery/type/DirectionType.java
deleted file mode 100644
index 6f900df..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/type/DirectionType.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package com.loafle.overflow.module.discovery.type;
-
-/**
- * Created by root on 16. 11. 15.
- */
-public enum DirectionType {
-    Send("S"),
-    Recv("R"),
-    Timeout("T"),
-    Closed("C");
-
-    private String stringValue;
-    DirectionType(String string) {stringValue = string;}
-    @Override
-    public String toString() {
-        return stringValue;
-    }
-}
-
diff --git a/src/main/java/com/loafle/overflow/module/discovery/type/PortType.java b/src/main/java/com/loafle/overflow/module/discovery/type/PortType.java
deleted file mode 100644
index 58dea4d..0000000
--- a/src/main/java/com/loafle/overflow/module/discovery/type/PortType.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package com.loafle.overflow.module.discovery.type;
-
-/**
- * Created by root on 16. 11. 15.
- */
-
-public enum PortType {
-    TCP("TCP"),
-    UDP("UDP"),
-    TLS("TLS");
-
-    private String stringValue;
-    PortType(String string) {stringValue = string;}
-
-    @Override
-    public String toString() {
-        return stringValue;
-    }
-}