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diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/EthernetCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/EthernetCustomizer.java
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+++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/read/EthernetCustomizer.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.hc2vpp.v3po.read;
+
+import io.fd.hc2vpp.v3po.read.cache.InterfaceCacheDumpManager;
+import io.fd.honeycomb.translate.read.ReadContext;
+import io.fd.honeycomb.translate.read.ReadFailedException;
+import io.fd.honeycomb.translate.spi.read.Initialized;
+import io.fd.honeycomb.translate.spi.read.InitializingReaderCustomizer;
+import io.fd.honeycomb.translate.util.RWUtils;
+import io.fd.jvpp.core.dto.SwInterfaceDetails;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentation;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentationBuilder;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.Ethernet;
+import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.EthernetBuilder;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.InterfaceKey;
+import org.opendaylight.yangtools.concepts.Builder;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+
+public class EthernetCustomizer
+ implements InitializingReaderCustomizer<Ethernet, EthernetBuilder>, InterfaceDataTranslator {
+
+ private final InterfaceCacheDumpManager dumpManager;
+
+ public EthernetCustomizer(@Nonnull final InterfaceCacheDumpManager dumpManager) {
+ this.dumpManager = dumpManager;
+ }
+
+ @Override
+ public void merge(@Nonnull final Builder<? extends DataObject> parentBuilder,
+ @Nonnull final Ethernet readValue) {
+ ((VppInterfaceAugmentationBuilder) parentBuilder).setEthernet(readValue);
+ }
+
+ @Nonnull
+ @Override
+ public EthernetBuilder getBuilder(@Nonnull InstanceIdentifier<Ethernet> id) {
+ return new EthernetBuilder();
+ }
+
+ @Override
+ public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Ethernet> id,
+ @Nonnull final EthernetBuilder builder,
+ @Nonnull final ReadContext ctx) throws ReadFailedException {
+
+ final InterfaceKey key = id.firstKeyOf(Interface.class);
+ final SwInterfaceDetails iface = dumpManager.getInterfaceDetail(id, ctx, key.getName());
+
+ if (iface.linkMtu != 0) {
+ // Read physical payload MTU (link_mtu) if given.
+ // VPP since 18.07 supports also setting MTUs for software interfaces,
+ // but these are not supported by HC (TODO: HC2VPP-355).
+ // More details:
+ // https://git.fd.io/vpp/tree/src/vnet/MTU.md
+ builder.setMtu((int) iface.linkMtu);
+ }
+
+ switch (iface.linkDuplex) {
+ case 1:
+ builder.setDuplex(Ethernet.Duplex.Half);
+ break;
+ case 2:
+ builder.setDuplex(Ethernet.Duplex.Full);
+ break;
+ default:
+ break;
+ }
+ }
+
+ @Override
+ public Initialized<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.Ethernet> init(
+ @Nonnull final InstanceIdentifier<Ethernet> id,
+ @Nonnull final Ethernet readValue,
+ @Nonnull final ReadContext ctx) {
+ return Initialized.create(getCfgId(id),
+ new org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.EthernetBuilder()
+ .setMtu(readValue.getMtu())
+ .build());
+ }
+
+ private InstanceIdentifier<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.Ethernet> getCfgId(
+ final InstanceIdentifier<Ethernet> id) {
+ return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class))
+ .augmentation(VppInterfaceAugmentation.class)
+ .child(org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.Ethernet.class);
+ }
+}