diff --git a/core/api/src/main/java/org/onosproject/net/tunnel/DefaultTunnel.java b/core/api/src/main/java/org/onosproject/net/tunnel/DefaultTunnel.java
new file mode 100644
index 0000000..c21a516
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/tunnel/DefaultTunnel.java
@@ -0,0 +1,168 @@
+package org.onosproject.net.tunnel;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkState;
+
+import java.util.Objects;
+
+import org.onosproject.core.IdGenerator;
+import org.onosproject.net.AbstractModel;
+import org.onosproject.net.Annotations;
+import org.onosproject.net.provider.ProviderId;
+import org.onosproject.net.resource.Bandwidth;
+
+/**
+ * Default tunnel model implementation.
+ */
+public final class DefaultTunnel extends AbstractModel implements Tunnel {
+    private final TunnelId  id;
+    private final Label src;
+    private final Label dst;
+    private final Type type;
+    private final State state;
+    private final boolean isDurable;
+    private final boolean isBidirectional;
+    private final Bandwidth bandwidth;
+
+    /**
+     * Constructs an tunnel using the builder pattern.
+     *
+     * @param providerId  provider identity, can be null if comes from the NB
+     * @param builder     tunnelBuilder
+     * @param annotations optional key/value annotations
+     * @return
+     */
+    private DefaultTunnel(ProviderId providerId, TunnelBuilder builder, Annotations... annotations) {
+        super(providerId, annotations);
+        this.id = builder.id;
+        this.src = builder.src;
+        this.dst = builder.dst;
+        this.type = builder.type;
+        this.state = builder.state;
+        this.isDurable = builder.isDurable;
+        this.isBidirectional = builder.isBidirectional;
+        this.bandwidth = builder.bandwidth;
+    }
+
+    @Override
+    public TunnelId id() {
+        return id;
+    }
+
+    @Override
+    public Label src() {
+        return src;
+    }
+
+    @Override
+    public Label dst() {
+        return dst;
+    }
+
+    @Override
+    public Type type() {
+        return type;
+    }
+
+    @Override
+    public State state() {
+        return state;
+    }
+
+    @Override
+    public boolean isDurable() {
+        return isDurable;
+    }
+
+    @Override
+    public boolean isBidirectional() {
+        return isBidirectional;
+    }
+
+    @Override
+    public Bandwidth bandwidth() {
+        return bandwidth;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id);
+    }
+
+    /**
+     * {@inheritDoc}
+     * Note that only TunnelId is considered on equality check.
+     */
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultTunnel) {
+            final DefaultTunnel other = (DefaultTunnel) obj;
+            return Objects.equals(this.id, other.id);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this)
+                .add("tunnelId", id)
+                .add("src", src)
+                .add("dst", dst)
+                .add("type", type)
+                .add("state", state)
+                .add("durable", isDurable)
+                .add("isBidirectional", isBidirectional)
+                .add("bandwidth", bandwidth)
+                .toString();
+    }
+
+    public static class TunnelBuilder {
+        private TunnelId id = null;
+        private Label src = null;
+        private Label dst = null;
+        private Type type = null;
+        private State state = null;
+        private boolean isDurable = false;
+        private boolean isBidirectional = false;
+        private Bandwidth bandwidth = null;
+
+        private static IdGenerator idGenerator;
+
+        public TunnelBuilder labelSrcDst(Label src, Label dst) {
+            this.src = src;
+            this.dst = dst;
+            return this;
+        }
+
+        public TunnelBuilder state(State state) {
+            this.state = state;
+            return this;
+        }
+
+        public TunnelBuilder isDurable(boolean isDurable) {
+            this.isDurable = isDurable;
+            return this;
+        }
+
+        public TunnelBuilder isBidirectional(boolean isBidirectional) {
+            this.isBidirectional = isBidirectional;
+            return this;
+        }
+
+        public TunnelBuilder bandwidth(Bandwidth bandwidth) {
+            this.bandwidth = bandwidth;
+            return this;
+        }
+
+        public DefaultTunnel build(ProviderId providerId, Annotations... annotations) {
+            checkState(idGenerator != null, "Id generator is not bound.");
+            this.id = TunnelId.valueOf(idGenerator.getNewId());
+            return new DefaultTunnel(providerId, this, annotations);
+        }
+
+    }
+
+}