[VOL-3279] Resetting the GemPort when all the flows in an ONU are removed

Change-Id: Icd01703900cd14e0e3baf2abb4669524a47dbeeb
diff --git a/internal/bbsim/responders/dhcp/dhcp.go b/internal/bbsim/responders/dhcp/dhcp.go
index 628084b..1ce71d6 100644
--- a/internal/bbsim/responders/dhcp/dhcp.go
+++ b/internal/bbsim/responders/dhcp/dhcp.go
@@ -251,6 +251,14 @@
 		}).Errorf("Can't retrieve GemPortId: %s", err)
 		return err
 	}
+
+	log.WithFields(log.Fields{
+		"OnuId":  msg.OnuId,
+		"IntfId": msg.IntfId,
+		"GemPort": gemid,
+		"Type": "DHCP",
+	}).Trace("sending-pkt")
+
 	data := &openolt.Indication_PktInd{PktInd: &openolt.PacketIndication{
 		IntfType:  "pon",
 		IntfId:    msg.IntfId,