VOL-2419: Add DHCP and HSIA flow add support for ATT worflow
VOL-2422: Integrate DT workflow with HSIA flow add support

Change-Id: Id77fbf6adecea759a0ef982399c30b4a4b88593b
diff --git a/core/onu_manager.go b/core/onu_manager.go
index ad8aa8b..bd1265c 100644
--- a/core/onu_manager.go
+++ b/core/onu_manager.go
@@ -62,7 +62,7 @@
 			PonIntf:        onu.PonIntf,
 			UniPortNo:      MkUniPortNum(onu.PonIntf, onu.OnuID, uint32(subs)),
 			Ctag:           GetCtag(onu.testConfig.WorkflowName, onu.PonIntf),
-			Stag:           GetStag(onu.testConfig.WorkflowName, onu.PonIntf),
+			Stag:           GetStag(onu.testConfig.WorkflowName, onu.PonIntf, onu.OnuID, uint32(subs)),
 			OpenOltClient:  onu.openOltClient,
 			TestConfig:     onu.testConfig,
 			RsrMgr:         onu.rsrMgr,