Update dfc env variables

Change-Id: Icc0620d18dc6b4e80ba8b17ca2b85444eedfe0e8
Issue-ID: DCAEGEN2-1702
Signed-off-by: Martin Yan <martin.c.yan@est.tech>
diff --git a/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot b/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
index 0763583..af7b6f1 100755
--- a/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
+++ b/tests/dcaegen2-collectors-datafile/testsuites/Functional-Single-File-suite/FuncSingleFile.robot
@@ -88,7 +88,7 @@
     Set Environment Variable        FTP_TYPE                SFTP
     Set Environment Variable        NUM_FTP_SERVERS         1
     Set Environment Variable        DR_FEEDS                2:A
-    Set Environment Variable        DRR_SIM_IP              drsim_redir
+    Set Environment Variable        DR_REDIR_SIM            drsim_redir
     Set Environment Variable        SFTP_SIMS               sftp-server0:22
     Set Environment Variable        FTPS_SIMS               ftpes-server-vsftpd0:21
 
@@ -150,7 +150,7 @@
     Set Environment Variable        FTP_TYPE                SFTP
     Set Environment Variable        NUM_FTP_SERVERS         1
     Set Environment Variable        DR_FEEDS                2:A
-    Set Environment Variable        DRR_SIM_IP              drsim_redir
+    Set Environment Variable        DR_REDIR_SIM            drsim_redir
     Set Environment Variable        SFTP_SIMS               sftp-server0:22
     Set Environment Variable        FTPS_SIMS               ftpes-server-vsftpd0:21