diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/cli/KubevirtListNetworkCommand.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/cli/KubevirtListNetworkCommand.java
new file mode 100644
index 0000000..dfaed15
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/cli/KubevirtListNetworkCommand.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2021-present Open Networking Foundation
+ *
+ * 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 org.onosproject.kubevirtnetworking.cli;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Lists;
+import org.apache.commons.lang.StringUtils;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetwork;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetworkService;
+
+import java.util.Comparator;
+import java.util.List;
+
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_ID_LENGTH;
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_IP_ADDRESS_LENGTH;
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_MARGIN_LENGTH;
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_NAME_LENGTH;
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_SEG_ID_LENGTH;
+import static org.onosproject.kubevirtnetworking.api.Constants.CLI_TYPE_LENGTH;
+import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.genFormatString;
+import static org.onosproject.kubevirtnetworking.util.KubevirtNetworkingUtil.prettyJson;
+
+/**
+ * Lists kubevirt networks.
+ */
+@Service
+@Command(scope = "onos", name = "kubevirt-networks",
+        description = "Lists all kubevirt networks")
+public class KubevirtListNetworkCommand extends AbstractShellCommand {
+    @Override
+    protected void doExecute() throws Exception {
+        KubevirtNetworkService service = get(KubevirtNetworkService.class);
+        List<KubevirtNetwork> networks = Lists.newArrayList(service.networks());
+        networks.sort(Comparator.comparing(KubevirtNetwork::name));
+
+        String format = genFormatString(ImmutableList.of(CLI_ID_LENGTH, CLI_NAME_LENGTH,
+                CLI_TYPE_LENGTH, CLI_SEG_ID_LENGTH, CLI_IP_ADDRESS_LENGTH));
+
+        if (outputJson()) {
+            print("%s", json(networks));
+        } else {
+            print(format, "ID", "Name", "Type", "SegId", "Gateway");
+
+            for (KubevirtNetwork net: networks) {
+                print(format,
+                        StringUtils.substring(net.networkId(),
+                                0, CLI_ID_LENGTH - CLI_MARGIN_LENGTH),
+                        StringUtils.substring(net.name(),
+                                0, CLI_NAME_LENGTH - CLI_MARGIN_LENGTH),
+                        net.type().toString(),
+                        net.segmentId() == null ? "N/A" : net.segmentId(),
+                        net.gatewayIp() == null ? "" : net.gatewayIp().toString());
+            }
+        }
+    }
+
+    private String json(List<KubevirtNetwork> networks) {
+        ObjectMapper mapper = new ObjectMapper();
+        ArrayNode result = mapper.createArrayNode();
+
+        for (KubevirtNetwork network : networks) {
+            result.add(jsonForEntity(network, KubevirtNetwork.class));
+        }
+        return prettyJson(mapper, result.toString());
+    }
+}
diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/util/KubevirtNetworkingUtil.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/util/KubevirtNetworkingUtil.java
index 967c23b..e00eb52 100644
--- a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/util/KubevirtNetworkingUtil.java
+++ b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/util/KubevirtNetworkingUtil.java
@@ -15,11 +15,14 @@
  */
 package org.onosproject.kubevirtnetworking.util;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
 import org.apache.commons.lang.StringUtils;
 import org.onosproject.cfg.ConfigProperty;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.IOException;
+import java.util.List;
 import java.util.Optional;
 import java.util.Set;
 
@@ -69,4 +72,37 @@
 
         return portName;
     }
+
+    /**
+     * Generates string format based on the given string length list.
+     *
+     * @param stringLengths a list of string lengths
+     * @return string format (e.g., %-28s%-15s%-24s%-20s%-15s)
+     */
+    public static String genFormatString(List<Integer> stringLengths) {
+        StringBuilder fsb = new StringBuilder();
+        stringLengths.forEach(length -> {
+            fsb.append("%-");
+            fsb.append(length);
+            fsb.append("s");
+        });
+        return fsb.toString();
+    }
+
+    /**
+     * Prints out the JSON string in pretty format.
+     *
+     * @param mapper        Object mapper
+     * @param jsonString    JSON string
+     * @return pretty formatted JSON string
+     */
+    public static String prettyJson(ObjectMapper mapper, String jsonString) {
+        try {
+            Object jsonObject = mapper.readValue(jsonString, Object.class);
+            return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(jsonObject);
+        } catch (IOException e) {
+            log.debug("Json string parsing exception caused by {}", e);
+        }
+        return null;
+    }
 }
diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkWebResource.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkWebResource.java
new file mode 100644
index 0000000..8ab531f
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkWebResource.java
@@ -0,0 +1,189 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * 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 org.onosproject.kubevirtnetworking.web;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetwork;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetworkAdminService;
+import org.onosproject.rest.AbstractWebResource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.ws.rs.Consumes;
+import javax.ws.rs.DELETE;
+import javax.ws.rs.GET;
+import javax.ws.rs.POST;
+import javax.ws.rs.PUT;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+import java.net.URISyntaxException;
+
+import static org.onlab.util.Tools.nullIsNotFound;
+import static org.onlab.util.Tools.readTreeFromStream;
+
+/**
+ * Handles REST API call from CNI plugin.
+ */
+@Path("network")
+public class KubevirtNetworkWebResource extends AbstractWebResource {
+
+    protected final Logger log = LoggerFactory.getLogger(getClass());
+
+    private static final String MESSAGE = "Received network %s request";
+    private static final String NETWORK_NOT_FOUND = "Network is not found for";
+    private static final String NETWORK_INVALID = "Invalid networkId in network update request";
+
+    private static final String RESULT = "result";
+
+    private final KubevirtNetworkAdminService adminService =
+            get(KubevirtNetworkAdminService.class);
+
+    /**
+     * Creates a network from the JSON input stream.
+     *
+     * @param input network JSON input stream
+     * @return 201 CREATED if the JSON is correct, 400 BAD_REQUEST if the JSON
+     * is invalid or duplicated network already exists
+     * @onos.rsModel KubevirtNetwork
+     */
+    @POST
+    @Consumes(MediaType.APPLICATION_JSON)
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response createNetwork(InputStream input) {
+        log.trace(String.format(MESSAGE, "CREATE"));
+        URI location;
+
+        try {
+            ObjectNode jsonTree = readTreeFromStream(mapper(), input);
+            final KubevirtNetwork network =
+                    codec(KubevirtNetwork.class).decode(jsonTree, this);
+            adminService.createNetwork(network);
+            location = new URI(network.networkId());
+        } catch (IOException | URISyntaxException e) {
+            throw new IllegalArgumentException(e);
+        }
+
+        return Response.created(location).build();
+    }
+
+    /**
+     * Updates the network with the specified identifier.
+     *
+     * @param id    network identifier
+     * @param input network JSON input stream
+     * @return 200 OK with the updated network, 400 BAD_REQUEST if the requested
+     * network does not exist
+     * @onos.rsModel KubevirtNetwork
+     */
+    @PUT
+    @Path("{id}")
+    @Consumes(MediaType.APPLICATION_JSON)
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response updateNetwork(@PathParam("id") String id, InputStream input) {
+        log.trace(String.format(MESSAGE, "UPDATED"));
+
+        try {
+            ObjectNode jsonTree = readTreeFromStream(mapper(), input);
+            JsonNode specifiedNetworkId = jsonTree.get("networkId");
+
+            if (specifiedNetworkId != null && !specifiedNetworkId.asText().equals(id)) {
+                throw new IllegalArgumentException(NETWORK_INVALID);
+            }
+
+            final KubevirtNetwork network =
+                    codec(KubevirtNetwork.class).decode(jsonTree, this);
+            adminService.updateNetwork(network);
+        } catch (IOException e) {
+            throw new IllegalArgumentException(e);
+        }
+
+        return Response.ok().build();
+    }
+
+    /**
+     * Removes the network with the given id.
+     *
+     * @param id network identifier
+     * @return 204 NO_CONTENT, 400 BAD_REQUEST if the network does not exist
+     */
+    @DELETE
+    @Path("{id}")
+    public Response removeNetwork(@PathParam("id") String id) {
+        log.trace(String.format(MESSAGE, "DELETE " + id));
+
+        adminService.removeNetwork(id);
+        return Response.noContent().build();
+    }
+
+    /**
+     * Checks whether the network exists with given network id.
+     *
+     * @param id network identifier
+     * @return 200 OK with true/false result
+     */
+    @GET
+    @Path("exist/{id}")
+    public Response hasNetwork(@PathParam("id") String id) {
+        log.trace(String.format(MESSAGE, "QUERY " + id));
+
+        ObjectNode root = mapper().createObjectNode();
+        KubevirtNetwork network = adminService.network(id);
+
+        if (network == null) {
+            root.put(RESULT, false);
+        } else {
+            root.put(RESULT, true);
+        }
+
+        return Response.ok(root).build();
+    }
+
+    /**
+     * Returns set of all networks.
+     *
+     * @return 200 OK with set of all networks
+     * @onos.rsModel KubevirtNetworks
+     */
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response getNetworks() {
+        final Iterable<KubevirtNetwork> networks = adminService.networks();
+        return ok(encodeArray(KubevirtNetwork.class, "networks", networks)).build();
+    }
+
+    /**
+     * Returns the network with the specified identifier.
+     *
+     * @param id network identifier
+     * @return 200 OK with a network, 404 not found
+     * @onos.rsModel KubevirtNetwork
+     */
+    @GET
+    @Produces(MediaType.APPLICATION_JSON)
+    @Path("{id}")
+    public Response getNetworkById(@PathParam("id") String id) {
+        final KubevirtNetwork network = nullIsNotFound(adminService.network(id),
+                NETWORK_NOT_FOUND + id);
+        return ok(codec(KubevirtNetwork.class).encode(network, this)).build();
+    }
+}
diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingCodecRegister.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingCodecRegister.java
new file mode 100644
index 0000000..a9d2d20
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingCodecRegister.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2021-present Open Networking Foundation
+ *
+ * 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 org.onosproject.kubevirtnetworking.web;
+
+import org.onosproject.codec.CodecService;
+import org.onosproject.kubevirtnetworking.api.KubevirtHostRoute;
+import org.onosproject.kubevirtnetworking.api.KubevirtIpPool;
+import org.onosproject.kubevirtnetworking.api.KubevirtNetwork;
+import org.onosproject.kubevirtnetworking.codec.KubevirtHostRouteCodec;
+import org.onosproject.kubevirtnetworking.codec.KubevirtIpPoolCodec;
+import org.onosproject.kubevirtnetworking.codec.KubevirtNetworkCodec;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
+import org.slf4j.Logger;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+/**
+ * Implementation of the JSON codec brokering service for KubevirtNetworking.
+ */
+@Component(immediate = true)
+public class KubevirtNetworkingCodecRegister {
+
+    private final Logger log = getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
+    protected CodecService codecService;
+
+    @Activate
+    protected void activate() {
+
+        codecService.registerCodec(KubevirtHostRoute.class, new KubevirtHostRouteCodec());
+        codecService.registerCodec(KubevirtIpPool.class, new KubevirtIpPoolCodec());
+        codecService.registerCodec(KubevirtNetwork.class, new KubevirtNetworkCodec());
+
+        log.info("Started");
+    }
+
+    @Deactivate
+    protected void deactivate() {
+
+        codecService.unregisterCodec(KubevirtHostRoute.class);
+        codecService.unregisterCodec(KubevirtIpPool.class);
+        codecService.unregisterCodec(KubevirtNetwork.class);
+
+        log.info("Stopped");
+    }
+}
diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebApplication.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebApplication.java
index 5ae1453..71f3eb4 100644
--- a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebApplication.java
+++ b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebApplication.java
@@ -25,6 +25,6 @@
 public class KubevirtNetworkingWebApplication extends AbstractWebApplication {
     @Override
     public Set<Class<?>> getClasses() {
-        return getClasses(KubevirtNetworkingWebResource.class);
+        return getClasses(KubevirtNetworkWebResource.class);
     }
 }
diff --git a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebResource.java b/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebResource.java
deleted file mode 100644
index 1f98048..0000000
--- a/apps/kubevirt-networking/app/src/main/java/org/onosproject/kubevirtnetworking/web/KubevirtNetworkingWebResource.java
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright 2020-present Open Networking Foundation
- *
- * 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 org.onosproject.kubevirtnetworking.web;
-
-import org.onosproject.rest.AbstractWebResource;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import javax.ws.rs.Consumes;
-import javax.ws.rs.POST;
-import javax.ws.rs.Path;
-import javax.ws.rs.Produces;
-import javax.ws.rs.core.MediaType;
-import javax.ws.rs.core.Response;
-import java.io.InputStream;
-
-@Path("network")
-public class KubevirtNetworkingWebResource extends AbstractWebResource {
-
-    protected final Logger log = LoggerFactory.getLogger(getClass());
-
-    /**
-     * Creates a network from the JSON input stream.
-     *
-     * @param input network JSON input stream
-     * @return 201 CREATED if the JSON is correct, 400 BAD_REQUEST if the JSON
-     * is invalid or duplicated network already exists
-     * @onos.rsModel KubevirtNetwork
-     */
-    @POST
-    @Consumes(MediaType.APPLICATION_JSON)
-    @Produces(MediaType.APPLICATION_JSON)
-    public Response dummy(InputStream input) {
-        return Response.ok().build();
-    }
-}
diff --git a/apps/kubevirt-networking/app/src/main/resources/definitions/KubevirtNetworks.json b/apps/kubevirt-networking/app/src/main/resources/definitions/KubevirtNetworks.json
new file mode 100644
index 0000000..f838b60
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/main/resources/definitions/KubevirtNetworks.json
@@ -0,0 +1,66 @@
+{
+  "type": "object",
+  "title": "regions",
+  "required": [
+    "regions"
+  ],
+  "properties": {
+    "regions": {
+      "type": "array",
+      "xml": {
+        "name": "regions",
+        "wrapped": true
+      },
+      "items": {
+        "type": "object",
+        "description": "A network object.",
+        "required": [
+          "networkId",
+          "type",
+          "name",
+          "segmentId",
+          "gatewayIp",
+          "cidr",
+          "mtu"
+        ],
+        "properties": {
+          "networkId": {
+            "type": "string",
+            "example": "sona-network",
+            "description": "The ID of the attached network."
+          },
+          "type": {
+            "type": "string",
+            "example": "VXLAN",
+            "description": "Type of kubernetes network."
+          },
+          "name": {
+            "type": "string",
+            "example": "sona-network",
+            "description": "The name of network."
+          },
+          "segmentId": {
+            "type": "string",
+            "example": "1",
+            "description": "Segment ID of tenant network."
+          },
+          "gatewayIp": {
+            "type": "string",
+            "example": "10.10.10.1",
+            "description": "The IP address of the gateway."
+          },
+          "cidr": {
+            "type": "string",
+            "example": "10.10.10.0/24",
+            "description": "The CIDR of this network."
+          },
+          "mtu": {
+            "type": "integer",
+            "example": 1500,
+            "description": "The Maximum Transmission Unit of this network."
+          }
+        }
+      }
+    }
+  }
+}
\ No newline at end of file