diff --git a/tests/os/linux/snmp/network-interfaces.robot b/tests/os/linux/snmp/network-interfaces.robot
index 2c324350c..a7dd0bd4e 100644
--- a/tests/os/linux/snmp/network-interfaces.robot
+++ b/tests/os/linux/snmp/network-interfaces.robot
@@ -40,6 +40,10 @@ Interfaces by id ${tc}
 # theese test are linked together. The test 3 create the cache file in /dev/shm/, and the test 4 use this cache file
 # to calculate traffic throughput by second.
 
+Cleanup
+    Ctn Generic Suite Teardown
+    Ctn Generic Suite Setup
+
 Interfaces by id regexp ${tc}
     [Tags]    os    linux    network    interfaces
     ${command}    Catenate
diff --git a/tests/os/linux/snmp/udpcon.robot b/tests/os/linux/snmp/udpcon.robot
index fd42e74a4..994aab2c5 100644
--- a/tests/os/linux/snmp/udpcon.robot
+++ b/tests/os/linux/snmp/udpcon.robot
@@ -27,7 +27,4 @@ udpcon ${tc}
     Ctn Run Command And Check Result As Strings    ${command}    ${expected_result}    ${tc}
 
     Examples:        tc    extra_options                           expected_result    --
-            ...      1     --verbose                               OK: Total connections: 7 | 'service_total'=7;;;0; 'con_listen'=7;;;0;
-            ...      2     -application=[services]                 OK: Total connections: 7 | 'service_total'=7;;;0; 'con_listen'=7;;;0;
-            ...      3     -application=[threshold-critical]       OK: Total connections: 7 | 'service_total'=7;;;0; 'con_listen'=7;;;0;
-            ...      4     -application=[threshold-warning]        OK: Total connections: 7 | 'service_total'=7;;;0; 'con_listen'=7;;;0;
\ No newline at end of file
+            ...      1     ${EMPTY}        OK: Total connections: 7 | 'service_total'=7;;;0; 'con_listen'=7;;;0;
\ No newline at end of file
diff --git a/tests/resources/resources.resource b/tests/resources/resources.resource
index 4e38ff043..59194f893 100644
--- a/tests/resources/resources.resource
+++ b/tests/resources/resources.resource
@@ -163,7 +163,7 @@ Ctn Run Command And Check Result As Strings
     [Arguments]    ${command}    ${expected_result}    ${tc}=0    ${timeout}=${TIMEOUT}
     Remove File    /tmp/connector.output
     Remove File    /tmp/connector.command.log
-    IF    $tc == 0 or "centreon_plugins.pl" in $command
+    IF    '${tc}' == '0' or "centreon_plugins.pl" in $command
         Log To Console    s
         Ctn Run Command Without Connector And Check Result As Strings    ${command}    ${expected_result}
     ELSE
@@ -175,7 +175,7 @@ Ctn Run Command And Check Result As Regexp
     [Arguments]    ${command}    ${expected_result}    ${tc}=0    ${timeout}=${TIMEOUT}
     Remove File    /tmp/connector.output
     Remove File    /tmp/connector.command.log
-    IF    $tc == 0 or "centreon_plugins.pl" in $command
+    IF    '${tc}' == '0' or "centreon_plugins.pl" in $command
         Log To Console    s
         Ctn Run Command Without Connector And Check Result As Regexp    ${command}    ${expected_result}
     ELSE