diff --git a/src/nbi/tests/data/agg-net-descriptor.json b/src/nbi/tests/data/agg-net-topology.json
similarity index 70%
rename from src/nbi/tests/data/agg-net-descriptor.json
rename to src/nbi/tests/data/agg-net-topology.json
index bde4db62844084c0674312a60d7c1cbf8357de52..bb27d6f258fb317662a30ab746bbe0d0ffff331f 100644
--- a/src/nbi/tests/data/agg-net-descriptor.json
+++ b/src/nbi/tests/data/agg-net-topology.json
@@ -41,7 +41,7 @@
                         "action": 1,
                         "custom": {
                             "resource_key": "_connect/address",
-                            "resource_value": "10.10.10.10"
+                            "resource_value": "10.0.58.29"
                         }
                     },
                     {
@@ -56,7 +56,13 @@
                         "custom": {
                             "resource_key": "_connect/settings",
                             "resource_value": {
-                                "endpoints": [],
+                                "endpoints": [
+                                    {
+                                        "uuid": "mgmt",
+                                        "name": "mgmt",
+                                        "type": "mgmt"
+                                    }
+                                ],
                                 "scheme": "http",
                                 "username": "admin",
                                 "password": "admin",
@@ -85,7 +91,7 @@
             },
             "device_operational_status": 1,
             "device_drivers": [
-                0
+                13
             ],
             "device_config": {
                 "config_rules": [
@@ -118,21 +124,9 @@
                                         "uuid": "200",
                                         "name": "200",
                                         "type": "optical",
-                                        "ce-ip": "128.32.33.2",
                                         "address_ip": "128.32.33.254",
                                         "address_prefix": "24",
-                                        "site_location": "access",
-                                        "mtu": "1500",
-                                        "ipv4_lan_prefixes": [
-                                            {
-                                                "lan": "128.32.10.0/24",
-                                                "lan_tag": "10"
-                                            },
-                                            {
-                                                "lan": "128.32.20.0/24",
-                                                "lan_tag": "20"
-                                            }
-                                        ]
+                                        "site_location": "access"
                                     },
                                     {
                                         "uuid": "500",
@@ -166,7 +160,7 @@
             },
             "device_operational_status": 1,
             "device_drivers": [
-                0
+                13
             ],
             "device_config": {
                 "config_rules": [
@@ -227,7 +221,7 @@
             },
             "device_operational_status": 1,
             "device_drivers": [
-                0
+                13
             ],
             "device_config": {
                 "config_rules": [
@@ -288,7 +282,7 @@
             },
             "device_operational_status": 1,
             "device_drivers": [
-                0
+                13
             ],
             "device_config": {
                 "config_rules": [
@@ -321,17 +315,9 @@
                                         "uuid": "200",
                                         "name": "200",
                                         "type": "optical",
-                                        "ce-ip": "172.10.33.2",
                                         "address_ip": "172.10.33.254",
                                         "address_prefix": "24",
-                                        "site_location": "cloud",
-                                        "mtu": "1500",
-                                        "ipv4_lan_prefixes": [
-                                            {
-                                                "lan": "172.1.101.0/24",
-                                                "lan_tag": "101"
-                                            }
-                                        ]
+                                        "site_location": "cloud"
                                     },
                                     {
                                         "uuid": "500",
@@ -349,9 +335,185 @@
                     }
                 ]
             }
+        },
+        {
+            "device_id": {
+                "device_uuid": {
+                    "uuid": "172.16.204.220"
+                }
+            },
+            "device_type": "emu-datacenter",
+            "device_drivers": [
+                0
+            ],
+            "device_endpoints": [],
+            "device_operational_status": 1,
+            "device_config": {
+                "config_rules": [
+                    {
+                        "action": 1,
+                        "custom": {
+                            "resource_key": "_connect/address",
+                            "resource_value": "127.0.0.1"
+                        }
+                    },
+                    {
+                        "action": 1,
+                        "custom": {
+                            "resource_key": "_connect/port",
+                            "resource_value": "0"
+                        }
+                    },
+                    {
+                        "action": 1,
+                        "custom": {
+                            "resource_key": "_connect/settings",
+                            "resource_value": {
+                                "endpoints": [
+                                    {
+                                        "sample_types": [],
+                                        "type": "optical",
+                                        "uuid": "500"
+                                    },
+                                    {
+                                        "sample_types": [],
+                                        "type": "optical",
+                                        "uuid": "200"
+                                    },
+                                    {
+                                        "sample_types": [],
+                                        "type": "optical",
+                                        "uuid": "201"
+                                    }
+                                ]
+                            }
+                        }
+                    }
+                ]
+            }
         }
     ],
     "links": [
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "ip-net-controller/mgmt==172.16.182.25/mgmt"
+                }
+            },
+            "name": "ip-net-controller/mgmt==172.16.182.25/mgmt",
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "ip-net-controller"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.182.25"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                }
+            ]
+        },
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "ip-net-controller/mgmt==172.16.185.31/mgmt"
+                }
+            },
+            "name": "ip-net-controller/mgmt==172.16.185.31/mgmt",
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "ip-net-controller"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.185.31"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                }
+            ]
+        },
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "ip-net-controller/mgmt==172.16.185.33/mgmt"
+                }
+            },
+            "name": "ip-net-controller/mgmt==172.16.185.33/mgmt",
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "ip-net-controller"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.185.33"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                }
+            ]
+        },
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "ip-net-controller/mgmt==172.16.185.32/mgmt"
+                }
+            },
+            "name": "ip-net-controller/mgmt==172.16.185.32/mgmt",
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "ip-net-controller"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.185.32"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "mgmt"
+                    }
+                }
+            ]
+        },
         {
             "link_id": {
                 "link_uuid": {
@@ -623,6 +785,74 @@
                     }
                 }
             ]
+        },
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "172.16.185.32-200"
+                }
+            },
+            "name": "172.16.185.32-200",
+            "attributes": {
+                "total_capacity_gbps": 10,
+                "used_capacity_gbps": 0
+            },
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.185.32"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "200"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.204.220"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "500"
+                    }
+                }
+            ]
+        },
+        {
+            "link_id": {
+                "link_uuid": {
+                    "uuid": "172.16.204.220-500"
+                }
+            },
+            "name": "172.16.204.220-500",
+            "attributes": {
+                "total_capacity_gbps": 10,
+                "used_capacity_gbps": 0
+            },
+            "link_endpoint_ids": [
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.204.220"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "500"
+                    }
+                },
+                {
+                    "device_id": {
+                        "device_uuid": {
+                            "uuid": "172.16.185.32"
+                        }
+                    },
+                    "endpoint_uuid": {
+                        "uuid": "200"
+                    }
+                }
+            ]
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/src/nbi/tests/data/camara-e2e-topology.json b/src/nbi/tests/data/camara-e2e-topology.json
index 0b314e104ef4ae31cfdb7be11f9e3912287cf5ae..02a21e6918c5d8fb49016d7babe75a51bf751979 100644
--- a/src/nbi/tests/data/camara-e2e-topology.json
+++ b/src/nbi/tests/data/camara-e2e-topology.json
@@ -23,6 +23,59 @@
     }
   ],
   "devices": [
+    {
+      "device_id": {
+        "device_uuid": {
+          "uuid": "ip-transport-controller"
+        }
+      },
+      "name": "ip-transport-controller",
+      "device_type": "ietf-slice",
+      "device_operational_status": 1,
+      "device_drivers": [
+        14
+      ],
+      "device_config": {
+        "config_rules": [
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/address",
+              "resource_value": "10.0.58.9"
+            }
+          },
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/port",
+              "resource_value": "80"
+            }
+          },
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/settings",
+              "resource_value": {
+                "endpoints": [
+                  {
+                    "uuid": "mgmt",
+                    "name": "mgmt",
+                    "type": "mgmt"
+                  }
+                ],
+                "scheme": "http",
+                "username": "admin",
+                "password": "admin",
+                "base_url": "/restconf/v2/data",
+                "timeout": 120,
+                "verify": false
+              }
+            }
+          }
+        ]
+      },
+      "device_endpoints": []
+    },
     {
       "device_id": {
         "device_uuid": {
@@ -94,7 +147,7 @@
             "action": 1,
             "custom": {
               "resource_key": "_connect/address",
-              "resource_value": "10.10.10.10"
+              "resource_value": "1.1.1.1"
             }
           },
           {
@@ -139,7 +192,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -210,7 +263,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -272,7 +325,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -334,7 +387,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -748,6 +801,36 @@
     }
   ],
   "links": [
+    {
+      "link_id": {
+        "link_uuid": {
+          "uuid": "agg-net-controller/mgmt==ip-transport-controller/mgmt"
+        }
+      },
+      "name": "agg-net-controller/mgmt==ip-transport-controller/mgmt",
+      "link_endpoint_ids": [
+        {
+          "device_id": {
+            "device_uuid": {
+              "uuid": "agg-net-controller"
+            }
+          },
+          "endpoint_uuid": {
+            "uuid": "mgmt"
+          }
+        },
+        {
+          "device_id": {
+            "device_uuid": {
+              "uuid": "ip-transport-controller"
+            }
+          },
+          "endpoint_uuid": {
+            "uuid": "mgmt"
+          }
+        }
+      ]
+    },
     {
       "link_id": {
         "link_uuid": {
@@ -841,15 +924,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.185.33/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.33/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.185.33/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.33/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -871,15 +954,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.185.31/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.31/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.185.31/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.31/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -901,15 +984,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.182.25/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.32/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.182.25/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.32/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -919,7 +1002,7 @@
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "172.16.182.25"
+              "uuid": "172.16.185.32"
             }
           },
           "endpoint_uuid": {
@@ -931,15 +1014,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.182.25/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.182.25/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.182.25/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.182.25/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
diff --git a/src/tests/ofc25-camara-e2e-controller/data/camara-e2e-topology.json b/src/tests/ofc25-camara-e2e-controller/data/camara-e2e-topology.json
index 7ae2da79c0fe54f883c4c08b98fa0d05c7e74ee0..b2a8617e2c3e211a3e0ef1facb05b40788aa82cf 100644
--- a/src/tests/ofc25-camara-e2e-controller/data/camara-e2e-topology.json
+++ b/src/tests/ofc25-camara-e2e-controller/data/camara-e2e-topology.json
@@ -23,6 +23,59 @@
     }
   ],
   "devices": [
+    {
+      "device_id": {
+        "device_uuid": {
+          "uuid": "ip-transport-controller"
+        }
+      },
+      "name": "ip-transport-controller",
+      "device_type": "ietf-slice",
+      "device_operational_status": 1,
+      "device_drivers": [
+        14
+      ],
+      "device_config": {
+        "config_rules": [
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/address",
+              "resource_value": "AGG_NET_IP"
+            }
+          },
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/port",
+              "resource_value": "AGG_NET_PORT"
+            }
+          },
+          {
+            "action": 1,
+            "custom": {
+              "resource_key": "_connect/settings",
+              "resource_value": {
+                "endpoints": [
+                  {
+                    "uuid": "mgmt",
+                    "name": "mgmt",
+                    "type": "mgmt"
+                  }
+                ],
+                "scheme": "http",
+                "username": "admin",
+                "password": "admin",
+                "base_url": "/restconf/v2/data",
+                "timeout": 120,
+                "verify": false
+              }
+            }
+          }
+        ]
+      },
+      "device_endpoints": []
+    },
     {
       "device_id": {
         "device_uuid": {
@@ -139,7 +192,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -210,7 +263,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -272,7 +325,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -334,7 +387,7 @@
       "device_type": "emu-packet-router",
       "controller_id": {
         "device_uuid": {
-          "uuid": "agg-net-controller"
+          "uuid": "ip-transport-controller"
         }
       },
       "device_operational_status": 1,
@@ -748,6 +801,36 @@
     }
   ],
   "links": [
+    {
+      "link_id": {
+        "link_uuid": {
+          "uuid": "agg-net-controller/mgmt==ip-transport-controller/mgmt"
+        }
+      },
+      "name": "agg-net-controller/mgmt==ip-transport-controller/mgmt",
+      "link_endpoint_ids": [
+        {
+          "device_id": {
+            "device_uuid": {
+              "uuid": "agg-net-controller"
+            }
+          },
+          "endpoint_uuid": {
+            "uuid": "mgmt"
+          }
+        },
+        {
+          "device_id": {
+            "device_uuid": {
+              "uuid": "ip-transport-controller"
+            }
+          },
+          "endpoint_uuid": {
+            "uuid": "mgmt"
+          }
+        }
+      ]
+    },
     {
       "link_id": {
         "link_uuid": {
@@ -841,15 +924,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.185.33/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.33/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.185.33/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.33/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -871,15 +954,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.185.31/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.31/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.185.31/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.31/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -901,15 +984,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.182.25/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.185.32/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.182.25/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.185.32/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
@@ -919,7 +1002,7 @@
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "172.16.182.25"
+              "uuid": "172.16.185.32"
             }
           },
           "endpoint_uuid": {
@@ -931,15 +1014,15 @@
     {
       "link_id": {
         "link_uuid": {
-          "uuid": "agg-net-controller/mgmt==172.16.182.25/mgmt"
+          "uuid": "ip-transport-controller/mgmt==172.16.182.25/mgmt"
         }
       },
-      "name": "agg-net-controller/mgmt==172.16.182.25/mgmt",
+      "name": "ip-transport-controller/mgmt==172.16.182.25/mgmt",
       "link_endpoint_ids": [
         {
           "device_id": {
             "device_uuid": {
-              "uuid": "agg-net-controller"
+              "uuid": "ip-transport-controller"
             }
           },
           "endpoint_uuid": {
diff --git a/src/webui/service/slice/routes.py b/src/webui/service/slice/routes.py
index 922f8af96dc916f0ca5658e120cdf3dfa4ec9b21..f56c50f46d8c9df083a943a91704e7d16352e5a2 100644
--- a/src/webui/service/slice/routes.py
+++ b/src/webui/service/slice/routes.py
@@ -12,12 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import json
+from typing import Dict, Optional, Tuple
 import grpc
 from flask import current_app, redirect, render_template, Blueprint, flash, session, url_for
-from common.proto.context_pb2 import IsolationLevelEnum, Slice, SliceId, SliceStatusEnum
+from common.method_wrappers.ServiceExceptions import InvalidArgumentsException
+from common.proto.context_pb2 import IsolationLevelEnum, Slice, SliceId, SliceStatusEnum, EndPointId, SliceConfig, ConfigRule
 from common.tools.context_queries.Context import get_context
 from common.tools.context_queries.EndPoint import get_endpoint_names
-from common.tools.context_queries.Slice import get_slice_by_uuid
+from common.tools.context_queries.Slice import get_slice_by_uuid, get_uuid_from_string
+from common.Constants import DEFAULT_CONTEXT_NAME
 from context.client.ContextClient import ContextClient
 from slice.client.SliceClient import SliceClient
 
@@ -26,6 +30,94 @@ slice = Blueprint('slice', __name__, url_prefix='/slice')
 context_client = ContextClient()
 slice_client = SliceClient()
 
+
+RUNNING_RESOURCE_KEY = "running_ietf_slice"
+CANDIDATE_RESOURCE_KEY = "candidate_ietf_slice"
+
+
+class ConfigRuleNotFoundError(Exception):
+    ...
+
+def get_custom_config_rule(
+    slice_config: SliceConfig, resource_key: str
+) -> Optional[ConfigRule]:
+    """
+    Retrieve the custom config rule with the given resource_key from a ServiceConfig.
+    """
+    for cr in slice_config.config_rules:
+        if (
+            cr.WhichOneof("config_rule") == "custom"
+            and cr.custom.resource_key == resource_key
+        ):
+            return cr
+    return None
+
+
+def get_ietf_data_from_config(slice_request: Slice, resource_key: str) -> Dict:
+    """
+    Retrieve the IETF data (as a Python dict) from a slice's config rule for the specified resource_key.
+    Raises an exception if not found.
+    """
+    config_rule = get_custom_config_rule(slice_request.slice_config, resource_key)
+    if not config_rule:
+        raise ConfigRuleNotFoundError(f"IETF data not found for resource_key: {resource_key}")
+    return json.loads(config_rule.custom.resource_value)
+
+
+def endpoint_get_uuid(
+    endpoint_id : EndPointId, endpoint_name : str = '', allow_random : bool = False
+) -> Tuple[str, str, str]:
+    device_uuid = endpoint_id.device_id.device_uuid.uuid
+    topology_uuid = endpoint_id.topology_id.topology_uuid.uuid
+    raw_endpoint_uuid = endpoint_id.endpoint_uuid.uuid
+
+    if len(raw_endpoint_uuid) > 0:
+        prefix_for_name = '{:s}/{:s}'.format(topology_uuid, device_uuid)
+        return topology_uuid, device_uuid, get_uuid_from_string(raw_endpoint_uuid, prefix_for_name=prefix_for_name)
+    if len(endpoint_name) > 0:
+        prefix_for_name = '{:s}/{:s}'.format(topology_uuid, device_uuid)
+        return topology_uuid, device_uuid, get_uuid_from_string(endpoint_name, prefix_for_name=prefix_for_name)
+
+    raise InvalidArgumentsException([
+        ('endpoint_id.endpoint_uuid.uuid', raw_endpoint_uuid),
+        ('name', endpoint_name),
+    ], extra_details=['At least one is required to produce a EndPoint UUID'])
+
+def get_slice_endpoints(slice_obj: Slice) -> list[EndPointId]:
+    '''
+    Get the list of endpoint ids for a slice.
+    If the slice has a `running_ietf_slice` config rule, return the list of endpoint ids from the config rule,
+    otherwise return the slice's list of endpoint ids.
+    '''
+    try:
+        first_slice_endpoint_id = slice_obj.slice_endpoint_ids[0]
+        topology_uuid = first_slice_endpoint_id.topology_id.topology_uuid.uuid
+        context_uuid = slice_obj.slice_id.context_id.context_uuid.uuid
+        running_ietf_data = get_ietf_data_from_config(slice_obj, RUNNING_RESOURCE_KEY)
+        slice_service = running_ietf_data["network-slice-services"]["slice-service"][0]
+        slice_sdps = slice_service["sdps"]["sdp"]
+        list_endpoint_ids = []
+        for sdp in slice_sdps:
+            endpoint = EndPointId()
+            endpoint.topology_id.context_id.context_uuid.uuid = context_uuid
+            endpoint.topology_id.topology_uuid.uuid = topology_uuid
+            device_uuid = get_uuid_from_string(sdp["node-id"])
+            endpoint.device_id.device_uuid.uuid = device_uuid
+            attachment_circuits = sdp["attachment-circuits"]["attachment-circuit"]
+            endpoint_name = attachment_circuits[0]["ac-tp-id"]
+            endpoint.endpoint_uuid.uuid = endpoint_name
+            _, _, endpoint_uuid = endpoint_get_uuid(endpoint)
+            endpoint.endpoint_uuid.uuid = endpoint_uuid
+            list_endpoint_ids.append(endpoint)
+        del slice_obj.slice_endpoint_ids[:]
+        slice_obj.slice_endpoint_ids.extend(list_endpoint_ids)
+
+    except ConfigRuleNotFoundError:
+        # The slice does not have `running_ietf_slice` config rule, return slice's list of endpoint ids
+        list_endpoint_ids = slice_obj.slice_endpoint_ids
+
+    return list_endpoint_ids
+
 @slice.get('/')
 def home():
     if 'context_uuid' not in session or 'topology_uuid' not in session:
@@ -50,7 +142,8 @@ def home():
         else:
             endpoint_ids = list()
             for slice_ in slices:
-                endpoint_ids.extend(slice_.slice_endpoint_ids)
+                slice_endpoint_ids = get_slice_endpoints(slice_)
+                endpoint_ids.extend(slice_endpoint_ids)
             device_names, endpoints_data = get_endpoint_names(context_client, endpoint_ids)
 
     context_client.close()
@@ -81,7 +174,8 @@ def detail(slice_uuid: str):
             flash('Context({:s})/Slice({:s}) not found'.format(str(context_uuid), str(slice_uuid)), 'danger')
             slice_obj = Slice()
         else:
-            device_names, endpoints_data = get_endpoint_names(context_client, slice_obj.slice_endpoint_ids)
+            slice_endpoint_ids = get_slice_endpoints(slice_obj)
+            device_names, endpoints_data = get_endpoint_names(context_client, slice_endpoint_ids)
 
         context_client.close()
 
@@ -111,5 +205,5 @@ def delete(slice_uuid: str):
         flash('Slice "{:s}" deleted successfully!'.format(slice_uuid), 'success')
     except Exception as e:
         flash('Problem deleting slice "{:s}": {:s}'.format(slice_uuid, str(e.details())), 'danger')
-        current_app.logger.exception(e) 
+        current_app.logger.exception(e)
     return redirect(url_for('slice.home'))
diff --git a/src/webui/service/static/topology_icons/ietf-slice.png b/src/webui/service/static/topology_icons/ietf-slice.png
new file mode 100644
index 0000000000000000000000000000000000000000..ed2232e8223a39eb0d829e0e50975a697b0660fc
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diff --git a/src/webui/service/static/topology_icons/nce.png b/src/webui/service/static/topology_icons/nce.png
new file mode 100644
index 0000000000000000000000000000000000000000..0c9af8f37fbb7249fbe570a920e0bcd281582655
Binary files /dev/null and b/src/webui/service/static/topology_icons/nce.png differ