diff --git a/CHANGES.md b/CHANGES.md
index 1ae82773..17944728 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,8 @@
 # OSCARS Release Notes
+### 1.2.8
+> May 2024
+- Add port utilization report API
+
 ### 1.2.8
 > May 2024
 - Add edge port search
diff --git a/backend/pom.xml b/backend/pom.xml
index 7eed255f..bd5e312c 100644
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -14,7 +14,7 @@
     <groupId>net.es.oscars</groupId>
     <artifactId>backend</artifactId>
     <name>backend</name>
-    <version>1.2.8</version>
+    <version>1.2.9</version>
 
     <description>OSCARS backend</description>
     <properties>
diff --git a/backend/src/main/java/net/es/oscars/topo/beans/v2/Bandwidth.java b/backend/src/main/java/net/es/oscars/topo/beans/v2/Bandwidth.java
index 40d716b9..5b55d256 100644
--- a/backend/src/main/java/net/es/oscars/topo/beans/v2/Bandwidth.java
+++ b/backend/src/main/java/net/es/oscars/topo/beans/v2/Bandwidth.java
@@ -1,7 +1,11 @@
 package net.es.oscars.topo.beans.v2;
 
+import com.fasterxml.jackson.annotation.JsonGetter;
 import lombok.*;
 
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
 @Data
 @Builder
 @AllArgsConstructor
@@ -17,6 +21,18 @@ public class Bandwidth {
     @NonNull
     private Integer physical;
 
+    @JsonGetter
+    private Double utilization() {
+
+        if (physical == 0) {
+            return 0.0;
+        }
+        BigDecimal bd = BigDecimal.valueOf(1.0 - (available.doubleValue() / physical.doubleValue()));
+        bd = bd.setScale(3, RoundingMode.HALF_UP);
+        return bd.doubleValue();
+
+    }
+
     public enum Unit {
         MBPS, GBPS
     }
diff --git a/backend/src/main/java/net/es/oscars/topo/beans/v2/EdgePort.java b/backend/src/main/java/net/es/oscars/topo/beans/v2/EdgePort.java
index 1bedc548..57f4b2f0 100644
--- a/backend/src/main/java/net/es/oscars/topo/beans/v2/EdgePort.java
+++ b/backend/src/main/java/net/es/oscars/topo/beans/v2/EdgePort.java
@@ -27,16 +27,37 @@ public String getUrn() {
     @NonNull
     private Bandwidth bandwidth;
 
-    @JsonProperty("vlan-availability")
-    private VlanAvailability vlanAvailability;
+    @NonNull
+    private Availability availability;
 
-    @JsonProperty("vlan-usage")
-    private Map<Integer, Set<String>> vlanUsage;
+    @NonNull
+    private Usage usage;
 
     @JsonProperty("esdb-equipment-interface-id")
     private Integer esdbEquipmentInterfaceId;
 
     private ArrayList<String> description;
 
+    @Data
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class Usage {
+        @JsonInclude(JsonInclude.Include.NON_EMPTY)
+        private Map<Integer, Set<String>> vlan;
+
+        @JsonInclude(JsonInclude.Include.NON_EMPTY)
+        private Map<String, Integer> bandwidth;
+    }
+    @Data
+    @Builder
+    @AllArgsConstructor
+    @NoArgsConstructor
+    public static class Availability {
+        @JsonProperty("vlan")
+        private VlanAvailability vlan;
+
+    }
+
 
 }
\ No newline at end of file
diff --git a/backend/src/main/java/net/es/oscars/web/rest/v2/TopoSearchController.java b/backend/src/main/java/net/es/oscars/web/rest/v2/TopoSearchController.java
index 671eac64..2b55da45 100644
--- a/backend/src/main/java/net/es/oscars/web/rest/v2/TopoSearchController.java
+++ b/backend/src/main/java/net/es/oscars/web/rest/v2/TopoSearchController.java
@@ -13,11 +13,14 @@
 import net.es.oscars.topo.enums.Layer;
 import net.es.oscars.topo.pop.ConsistencyException;
 import net.es.oscars.topo.svc.TopologyStore;
+import net.es.oscars.web.beans.Interval;
 import net.es.oscars.web.beans.v2.PortSearchRequest;
 import org.springframework.http.HttpStatus;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
 
+import java.time.Instant;
+import java.time.temporal.ChronoUnit;
 import java.util.*;
 
 @RestController
@@ -144,6 +147,36 @@ public List<EdgePort> edgePortSearch(@RequestBody PortSearchRequest psr)
         return results;
     }
 
+
+    @RequestMapping(value = "/api/reports/utilization", method = RequestMethod.GET)
+    @ResponseBody
+    @Transactional
+    public List<EdgePort> utilizationReport()
+            throws ConsistencyException, StartupException {
+        startup.startupCheck();
+        List<EdgePort> results = new ArrayList<>();
+
+        Topology topology = topologyStore.getTopology();
+        if (topology.getVersion() == null) {
+            throw new ConsistencyException("null current topology");
+        }
+        Interval interval = Interval.builder()
+                        .beginning(Instant.now())
+                        .ending(Instant.now().plus(24, ChronoUnit.HOURS))
+                        .build();
+        Map<String, PortBwVlan> available = resvService.available(interval, null);
+        Map<String, Map<Integer, Set<String>>> vlanUsageMap = resvService.vlanUsage(interval, null);
+
+
+        for (Device d : topology.getDevices().values()) {
+            for (net.es.oscars.topo.beans.Port p : d.getPorts()) {
+                results.add(fromOldPort(p, available, vlanUsageMap));
+            }
+        }
+        return results;
+    }
+
+
     private EdgePort fromOldPort(net.es.oscars.topo.beans.Port p,
                                  Map<String, PortBwVlan> available,
                                  Map<String, Map<Integer, Set<String>>> vlanUsageMap) throws ConsistencyException {
@@ -187,10 +220,10 @@ private EdgePort fromOldPort(net.es.oscars.topo.beans.Port p,
                 .device(parts[0])
                 .name(parts[1])
                 .bandwidth(bw)
-                .vlanAvailability(vlanAvailability)
+                .availability(EdgePort.Availability.builder().vlan(vlanAvailability).build())
                 .description(p.getTags())
                 .esdbEquipmentInterfaceId(p.getEsdbEquipmentInterfaceId())
-                .vlanUsage(vlanUsage)
+                .usage(EdgePort.Usage.builder().vlan(vlanUsage).build())
                 .build();
     }