diff --git a/apps/bgpmonitoring/app/src/main/java/org/onosproject/bgpmonitoring/type/BmpInitMsg.java b/apps/bgpmonitoring/app/src/main/java/org/onosproject/bgpmonitoring/type/BmpInitMsg.java
new file mode 100644
index 0000000..63919a9
--- /dev/null
+++ b/apps/bgpmonitoring/app/src/main/java/org/onosproject/bgpmonitoring/type/BmpInitMsg.java
@@ -0,0 +1,185 @@
+/*
+ * Copyright 2024-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.bgpmonitoring.type;
+
+
+import com.google.common.base.MoreObjects;
+
+import java.nio.charset.StandardCharsets;
+import java.nio.ByteBuffer;
+
+import org.onlab.packet.BasePacket;
+import org.onlab.packet.Deserializer;
+
+import java.util.function.BiPredicate;
+
+import org.onosproject.bgpmonitoring.BmpMsg;
+import org.onosproject.bgpmonitoring.BmpParseException;
+
+
+public final class BmpInitMsg extends BasePacket implements BmpMsg {
+
+    public static final int MESSAGE_HEADER_MIN_LENGTH = 4;
+
+    private short type;
+
+    private short length;
+
+    private String data;
+
+    private BmpInitMsg(Builder builder) {
+        this.type = builder.type;
+        this.length = builder.length;
+        this.data = builder.data;
+    }
+
+    /**
+     * Returns initiation message type.
+     *
+     * @return initiation message type
+     */
+    @Override
+    public short getType() {
+        return type;
+    }
+
+    /**
+     * Returns initiation message length.
+     *
+     * @return initiation message length
+     */
+    @Override
+    public short getLength() {
+        return length;
+    }
+
+    /**
+     * Returns initiation message data.
+     *
+     * @return initiation message data
+     */
+    @Override
+    public String getData() {
+        return data;
+    }
+
+    /**
+     * Data deserializer function for BMP initiation message.
+     *
+     * @return data deserializer function
+     */
+    public static Deserializer<BmpInitMsg> deserializer() {
+        return (data, offset, length) -> {
+            BiPredicate<ByteBuffer, Integer> isValidBuffer = (b, l)
+                    -> b.hasRemaining() && b.remaining() >= l;
+
+            ByteBuffer bb = ByteBuffer.wrap(data, offset, length);
+            if (!isValidBuffer.test(bb, MESSAGE_HEADER_MIN_LENGTH)) {
+                throw new BmpParseException("Invalid bmp initiation message buffer size.");
+            }
+            return new Builder().type(bb.getShort())
+                    .length(bb.getShort())
+                    .data(bb)
+                    .build();
+        };
+    }
+
+    @Override
+    public byte[] serialize() {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+
+    @Override
+    public String toString() {
+
+        return MoreObjects.toStringHelper(getClass())
+                .add("type", type)
+                .add("length", length)
+                .add("data", data)
+                .toString();
+    }
+
+    /**
+     * Builder for BMP initiation message.
+     */
+    private static class Builder {
+
+        private short type;
+
+        private short length;
+
+        private String data;
+
+        /**
+         * Setter bmp initiation message type.
+         *
+         * @param type bmp initiation message type.
+         * @return this class builder.
+         */
+        public Builder type(short type) {
+            this.type = type;
+            return this;
+        }
+
+        /**
+         * Setter bmp initiation message length.
+         *
+         * @param length bmp initiation message length.
+         * @return this class builder.
+         */
+        public Builder length(short length) {
+            this.length = length;
+            return this;
+        }
+
+        /**
+         * Setter bmp initiation message.
+         *
+         * @param bb byte buffer.
+         * @return this class builder.
+         */
+        public Builder data(ByteBuffer bb) {
+            if (length != 0 && bb.remaining() > length) {
+                throw new BmpParseException("Not enough readable bytes");
+            }
+            byte[] dataBytes = new byte[length];
+            bb.get(dataBytes);
+            switch (type) {
+                case 0:
+                    this.data = new String(dataBytes, StandardCharsets.UTF_8);
+                    break;
+                case 1:
+                case 2:
+                    this.data = new String(dataBytes, StandardCharsets.US_ASCII);
+                    break;
+                default:
+                    this.data = new String(dataBytes, StandardCharsets.UTF_16);
+            }
+            return this;
+        }
+
+
+        /**
+         * Builds bmp initiation message.
+         *
+         * @return bmp initiation message.
+         */
+        public BmpInitMsg build() {
+            return new BmpInitMsg(this);
+        }
+    }
+}
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