diff --git a/nhn/urls.py b/nhn/urls.py
index 8b251f7..45aac6d 100644
--- a/nhn/urls.py
+++ b/nhn/urls.py
@@ -31,6 +31,8 @@ urlpatterns = [
 
     # ==================== Floating IP ====================
     path("floatingip/", views.FloatingIpListView.as_view(), name="floatingip-list"),
+    path("floatingip/<str:floating_ip_id>/attach/", views.FloatingIpAttachView.as_view(), name="floatingip-attach"),
+    path("floatingip/<str:floating_ip_id>/detach/", views.FloatingIpDetachView.as_view(), name="floatingip-detach"),
 
     # ==================== Security Group ====================
     path("securitygroup/", views.SecurityGroupListView.as_view(), name="securitygroup-list"),
diff --git a/nhn/views.py b/nhn/views.py
index 856cab1..175a7f3 100644
--- a/nhn/views.py
+++ b/nhn/views.py
@@ -599,6 +599,58 @@ class FloatingIpListView(NHNBaseView):
             return Response({"error": e.message}, status=status.HTTP_400_BAD_REQUEST)
 
 
+class FloatingIpAttachView(NHNBaseView):
+    """Floating IP를 로드밸런서에 연결"""
+
+    @swagger_auto_schema(
+        operation_summary="Floating IP를 로드밸런서 VIP 포트에 연결",
+        manual_parameters=[region_header, token_header],
+        responses={200: "연결된 Floating IP 정보"},
+    )
+    def post(self, request, floating_ip_id):
+        headers = get_nhn_headers(request)
+        loadbalancer_id = request.data.get("loadbalancer_id")
+        if not loadbalancer_id:
+            return Response({"error": "loadbalancer_id가 필요합니다."}, status=status.HTTP_400_BAD_REQUEST)
+
+        try:
+            # LB 상세 조회하여 vip_port_id 추출
+            lb_api = ApiLoadBalancer(headers["region"], headers["token"])
+            lb_info = lb_api.get_loadbalancer_info(loadbalancer_id)
+            vip_port_id = lb_info.get("loadbalancer", {}).get("vip_port_id")
+            if not vip_port_id:
+                return Response({"error": "로드밸런서 VIP 포트를 찾을 수 없습니다."}, status=status.HTTP_400_BAD_REQUEST)
+
+            # FIP를 VIP 포트에 연결
+            vpc_api = ApiVpc(headers["region"], headers["token"])
+            result = vpc_api.attach_floating_ip(floating_ip_id, vip_port_id)
+            logger.info(f"[FIP] Floating IP {floating_ip_id} → LB {loadbalancer_id} (port={vip_port_id}) 연결 성공")
+            return Response(result)
+        except NHNCloudAPIError as e:
+            logger.error(f"[FIP] Floating IP 연결 실패 - error={e.message}")
+            return Response({"error": e.message}, status=status.HTTP_400_BAD_REQUEST)
+
+
+class FloatingIpDetachView(NHNBaseView):
+    """Floating IP 연결 해제"""
+
+    @swagger_auto_schema(
+        operation_summary="Floating IP 연결 해제",
+        manual_parameters=[region_header, token_header],
+        responses={200: "해제된 Floating IP 정보"},
+    )
+    def post(self, request, floating_ip_id):
+        headers = get_nhn_headers(request)
+        try:
+            vpc_api = ApiVpc(headers["region"], headers["token"])
+            result = vpc_api.detach_floating_ip(floating_ip_id)
+            logger.info(f"[FIP] Floating IP {floating_ip_id} 연결 해제 성공")
+            return Response(result)
+        except NHNCloudAPIError as e:
+            logger.error(f"[FIP] Floating IP 연결 해제 실패 - error={e.message}")
+            return Response({"error": e.message}, status=status.HTTP_400_BAD_REQUEST)
+
+
 # ==================== Security Group API ====================
 
 
diff --git a/version b/version
index faa66db..8da573f 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-v0.0.15
\ No newline at end of file
+v0.0.16
\ No newline at end of file