Disable DHCP On Eth1 And Verify DHCP IP Erased

Changes:
    - Added test case.
    - Adding Channel Number.

Tested:
    Tested on BMC Environment.

Change-Id: Id07d43fadda1fb5b2014a96e20330fd39e4315bf
Signed-off-by: Sweta Potthuri <spotthur@in.ibm.com>
diff --git a/redfish/managers/test_bmc_network_conf.robot b/redfish/managers/test_bmc_network_conf.robot
index 3acd08e..a5301d5 100644
--- a/redfish/managers/test_bmc_network_conf.robot
+++ b/redfish/managers/test_bmc_network_conf.robot
@@ -791,7 +791,7 @@
     #   - And set the same as static IP address
 
     Redfish.Login
-    ${DHCPEnabled}=  Get IPv4 DHCP Enabled Status
+    ${DHCPEnabled}=  Get IPv4 DHCP Enabled Status  ${1}
     Set Suite Variable  ${DHCPEnabled}
 
     Run Keyword If  ${DHCPEnabled}==True