[VOL-1349] EPON OLT adapter (package B)

Change-Id: I634ef62c53813dcf4456f54948f13e06358e263c
diff --git a/internal/pkg/core/l2oam/onu_msg_set_onu_config.go b/internal/pkg/core/l2oam/onu_msg_set_onu_config.go
new file mode 100644
index 0000000..e648138
--- /dev/null
+++ b/internal/pkg/core/l2oam/onu_msg_set_onu_config.go
@@ -0,0 +1,42 @@
+/*
+ * 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 l2oam
+
+import (
+	"github.com/google/gopacket"
+)
+
+// GenerateOnuConfig generates "ONU Config" message
+func GenerateOnuConfig(PkgType string) gopacket.SerializableLayer {
+
+	if PkgType == OnuPkgTypeA {
+		//TypeA
+
+		return nil
+	} else if PkgType == OnuPkgTypeB {
+		//TypeB
+		data := &TibitFrame{
+			Data: []byte{
+				0x03, 0x00, 0x50, 0xfe, 0x90, 0x82, 0x60, 0x00,
+				0xca, 0xfe, 0x00, 0xb7, 0x00, 0x45, 0x00, 0x00,
+			},
+		}
+		return data
+	}
+
+	return nil
+}