diff --git a/internal/bbsim/packetHandlers/filters.go b/internal/bbsim/packetHandlers/filters.go
new file mode 100644
index 0000000..3233c8c
--- /dev/null
+++ b/internal/bbsim/packetHandlers/filters.go
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2018-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 packetHandlers
+
+import (
+	"github.com/google/gopacket"
+	"github.com/google/gopacket/layers"
+	"net"
+)
+
+func IsDhcpPacket(pkt gopacket.Packet) bool {
+	if layerDHCP := pkt.Layer(layers.LayerTypeDHCPv4); layerDHCP != nil {
+		return true
+	}
+	return false
+}
+
+func IsIncomingPacket(packet gopacket.Packet) bool {
+	if ipLayer := packet.Layer(layers.LayerTypeIPv4); ipLayer != nil {
+
+		ip, _ := ipLayer.(*layers.IPv4)
+
+		// FIXME find a better way to filter outgoing packets
+		if ip.SrcIP.Equal(net.ParseIP("182.21.0.128")) {
+			return true
+		}
+	}
+	return false
+}