diff --git a/gui/gui_test/security_and_access_menu/test_multiple_interfaces.robot b/gui/gui_test/security_and_access_menu/test_multiple_interfaces.robot
index 43dad8b..35f1081 100644
--- a/gui/gui_test/security_and_access_menu/test_multiple_interfaces.robot
+++ b/gui/gui_test/security_and_access_menu/test_multiple_interfaces.robot
@@ -13,7 +13,7 @@
 *** Variables ***
 
 ${bmc_url}                     https://${OPENBMC_HOST}:${HTTPS_PORT}
-${bmc_url_1}                   https://${OPENBMC_HOST_1}:${HTTPS_PORT}
+${bmc_url_1}                   https://${OPENBMC_HOST_ETH1}:${HTTPS_PORT}
 ${LDAP_FILE_PATH}              ${EMPTY}
 ${CA_FILE_PATH}                ${EMPTY}
 
@@ -56,11 +56,11 @@
 Suite Setup Execution
     [Documentation]  Do suite setup task.
 
-    Valid Value  OPENBMC_HOST_1
+    Valid Value  OPENBMC_HOST_ETH1
 
     # Check both interfaces are configured and reachable.
     Ping Host  ${OPENBMC_HOST}
-    Ping Host  ${OPENBMC_HOST_1}
+    Ping Host  ${OPENBMC_HOST_ETH1}
 
 
 Load Certificates On BMC Via GUI
@@ -80,7 +80,7 @@
     ...  ELSE IF  '${certificate_type}' == 'Client' and '${delete_cert}' == '${True}'
     ...  Delete Certificate Via BMC CLI  ${certificate_type}
 
-    Set Test Variable  ${obmc_gui_url}  https://${OPENBMC_HOST_1}:${HTTPS_PORT}
+    Set Test Variable  ${obmc_gui_url}  https://${OPENBMC_HOST_ETH1}:${HTTPS_PORT}
     Launch Browser And Login GUI
     Navigate To SSL Certificate Page
     Sleep  10s
diff --git a/lib/resource.robot b/lib/resource.robot
index c12f52a..550774a 100755
--- a/lib/resource.robot
+++ b/lib/resource.robot
@@ -23,6 +23,12 @@
 ${DBUS_PREFIX}             ${EMPTY}
 ${PORT}                    ${EMPTY}
 
+# BMC ethernet eth0 and eth1 for multiple interfaces.
+# By default eth0 is assigned with OPENBMC_HOST
+${OPENBMC_HOST_ETH0}       ${OPENBMC_HOST}
+${OPENBMC_HOST_ETH1}       ${EMPTY}
+
+
 # AUTH_SUFFIX here is derived from variables.py
 ${AUTH_URI}                https://${OPENBMC_HOST}${AUTH_SUFFIX}
 ${OPENBMC_USERNAME}        root
diff --git a/network/test_bmc_dhcp_conf.robot b/network/test_bmc_dhcp_conf.robot
index 4a99697..808dded 100644
--- a/network/test_bmc_dhcp_conf.robot
+++ b/network/test_bmc_dhcp_conf.robot
@@ -58,12 +58,12 @@
     [Documentation]  Suite Setup Execution.
 
     Ping Host  ${OPENBMC_HOST}
-    Ping Host  ${OPENBMC_HOST_1}
+    Ping Host  ${OPENBMC_HOST_ETH1}
     Redfish.Login
 
     ${network_configurations}=  Get Network Configuration Using Channel Number  ${2}
     FOR  ${network_configuration}  IN  @{network_configurations}
-      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_1}'
+      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_ETH1}'
       ...  Run Keywords  Set Suite Variable  ${eth1_subnet_mask}  ${network_configuration['SubnetMask']}
       ...  AND  Set Suite Variable  ${eth1_gateway}  ${network_configuration['Gateway']}
       ...  AND  Exit For Loop
@@ -111,7 +111,7 @@
     [Documentation]  Restore the configuration to Both Static Network
 
     Run Keyword If  '${CHANNEL_NUMBER}' == '1'  Add IP Address  ${OPENBMC_HOST}  ${eth0_subnet_mask}  ${eth0_gateway}
-    ...  ELSE IF  '${CHANNEL_NUMBER}' == '2'  Add IP Address  ${OPENBMC_HOST_1}  ${eth1_subnet_mask}  ${eth1_gateway}
+    ...  ELSE IF  '${CHANNEL_NUMBER}' == '2'  Add IP Address  ${OPENBMC_HOST_ETH1}  ${eth1_subnet_mask}  ${eth1_gateway}
 
 Verify Ethernet Config Property
     [Documentation]  verify ethernet config properties.
diff --git a/redfish/managers/test_multiple_interfaces.robot b/redfish/managers/test_multiple_interfaces.robot
index 3af3e1f..eebcf2f 100644
--- a/redfish/managers/test_multiple_interfaces.robot
+++ b/redfish/managers/test_multiple_interfaces.robot
@@ -2,11 +2,6 @@
 Documentation   Test BMC multiple network interface functionalities.
 ...             Run on setup with both eth0 and eth1 in static mode.
 
-# User input BMC IP for the eth1.
-# Use can input as  -v OPENBMC_HOST_1:xx.xxx.xx from command line.
-Library         ../../lib/bmc_redfish.py  https://${OPENBMC_HOST_1}:${HTTPS_PORT}
-...             ${OPENBMC_USERNAME}  ${OPENBMC_PASSWORD}  WITH NAME  Redfish1
-
 Resource        ../../lib/resource.robot
 Resource        ../../lib/common_utils.robot
 Resource        ../../lib/connection_client.robot
@@ -20,6 +15,11 @@
 Library         ../../lib/jobs_processing.py
 Library         OperatingSystem
 
+# User input BMC IP for the eth1.
+# Use can input as  -v OPENBMC_HOST_ETH1:xx.xxx.xx from command line.
+Library         ../../lib/bmc_redfish.py  https://${OPENBMC_HOST_ETH1}:${HTTPS_PORT}
+...             ${OPENBMC_USERNAME}  ${OPENBMC_PASSWORD}  WITH NAME  Redfish1
+
 Suite Setup     Suite Setup Execution
 Test Setup      Run Keywords  Redfish.Login  AND  Redfish1.Login
 Test Teardown   Run Keywords  FFDC On Test Case Fail  AND  Redfish.Logout  AND  Redfish1.Logout
@@ -39,7 +39,7 @@
     [Tags]  Verify_Both_Interfaces_BMC_IP_Addresses_Accessible_Via_SSH
 
     Open Connection And Log In  ${OPENBMC_USERNAME}  ${OPENBMC_PASSWORD}  host=${OPENBMC_HOST}
-    Open Connection And Log In  ${OPENBMC_USERNAME}  ${OPENBMC_PASSWORD}  host=${OPENBMC_HOST_1}
+    Open Connection And Log In  ${OPENBMC_USERNAME}  ${OPENBMC_PASSWORD}  host=${OPENBMC_HOST_ETH1}
     Close All Connections
 
 
@@ -65,9 +65,9 @@
     [Documentation]  Verify LDAP login works when eth1 IP is erased.
     [Tags]  Verify_LDAP_Login_Works_When_Eth1_IP_Is_Not_Configured
     [Setup]  Run Keywords  Set Test Variable  ${CHANNEL_NUMBER}  ${SECONDARY_CHANNEL_NUMBER}
-    ...  AND  Redfish.Login  AND  Delete IP Address  ${OPENBMC_HOST_1}
+    ...  AND  Redfish.Login  AND  Delete IP Address  ${OPENBMC_HOST_ETH1}
     [Teardown]  Run Keywords  Redfish.Logout  AND  Redfish.Login  AND
-    ...  Add IP Address  ${OPENBMC_HOST_1}  ${eth1_subnet_mask}  ${eth1_gateway}
+    ...  Add IP Address  ${OPENBMC_HOST_ETH1}  ${eth1_subnet_mask}  ${eth1_gateway}
 
     Create LDAP Configuration
     Redfish.Logout
@@ -101,8 +101,8 @@
     [Tags]  Verify_SNMP_Works_When_Eth1_IP_Is_Not_Configured
     [Setup]  Run Keywords  Redfish.Login  AND
     ...  Set Test Variable  ${CHANNEL_NUMBER}  ${SECONDARY_CHANNEL_NUMBER}
-    ...  AND  Delete IP Address  ${OPENBMC_HOST_1}
-    [Teardown]  Add IP Address  ${OPENBMC_HOST_1}  ${eth1_subnet_mask}  ${eth1_gateway}
+    ...  AND  Delete IP Address  ${OPENBMC_HOST_ETH1}
+    [Teardown]  Add IP Address  ${OPENBMC_HOST_ETH1}  ${eth1_subnet_mask}  ${eth1_gateway}
 
     Create Error On BMC And Verify Trap
 
@@ -139,16 +139,16 @@
     [Tags]  Able_To_Access_Serial_Console_Via_Both_Network_Interfaces
 
     Open Connection And Log In  host=${OPENBMC_HOST}  port=2200
-    Open Connection And Log In  host=${OPENBMC_HOST_1}  port=2200
+    Open Connection And Log In  host=${OPENBMC_HOST_ETH1}  port=2200
     Close All Connections
 
 Verify IPMI Works On Both Network Interfaces
     [Documentation]  Verify IPMI works on both network interfaces.
     [Tags]  Verify_IPMI_Works_On_Both_Network_Interfaces
 
-    Run IPMI  ${OPENBMC_HOST_1}  power on
+    Run IPMI  ${OPENBMC_HOST_ETH1}  power on
     ${status1}=  Run IPMI  ${OPENBMC_HOST}  power status
-    ${status2}=  Run IPMI  ${OPENBMC_HOST_1}  power status
+    ${status2}=  Run IPMI  ${OPENBMC_HOST_ETH1}  power status
     Should Be Equal  ${status1}  ${status2}
 
 Verify Modifying IP Address Multiple Times On Interface
@@ -162,7 +162,7 @@
     Update IP Address  ${test_ipv4_addr}  ${test_ipv4_addr2}  ${test_subnet_mask}  ${test_gateway}
     Update IP Address  ${test_ipv4_addr2}  ${test_ipv4_addr}  ${test_subnet_mask}  ${test_gateway}
     Run Keyword  Wait For Host To Ping  ${OPENBMC_HOST}  ${NETWORK_TIMEOUT}
-    Run Keyword  Wait For Host To Ping  ${OPENBMC_HOST_1}  ${NETWORK_TIMEOUT}
+    Run Keyword  Wait For Host To Ping  ${OPENBMC_HOST_ETH1}  ${NETWORK_TIMEOUT}
 
 Verify Able To Load Certificates Via Eth1 IP Address
     [Documentation]  Verify able to load certificates via eth1 IP address.
@@ -182,7 +182,7 @@
     Verify SSH Protocol State Via Eth1  ${True}
     # Check if SSH login and commands on SSH session work on both interfaces.
     Verify SSH Login And Commands Work
-    Verify SSH Login And Commands Work  ${OPENBMC_HOST_1}
+    Verify SSH Login And Commands Work  ${OPENBMC_HOST_ETH1}
 
 Disable SSH Protocol Via Eth1 And Verify On Both Interfaces
     [Documentation]  Disable SSH protocol via eth1 and verify on both interfaces.
@@ -194,7 +194,7 @@
     Verify SSH Protocol State Via Eth1  ${False}
     # Check if SSH login and commands fail on eth1.
     ${status}=  Run Keyword And Return Status
-    ...  Verify SSH Login And Commands Work  ${OPENBMC_HOST_1}
+    ...  Verify SSH Login And Commands Work  ${OPENBMC_HOST_ETH1}
 
     Should Be Equal As Strings  ${status}  False
     ...  msg=SSH Login and commands are working after disabling SSH via eth1.
@@ -226,16 +226,16 @@
 Suite Setup Execution
     [Documentation]  Do suite setup task.
 
-    Valid Value  OPENBMC_HOST_1
+    Valid Value  OPENBMC_HOST_ETH1
 
     # Check both interfaces are configured and reachable.
     Ping Host  ${OPENBMC_HOST}
-    Ping Host  ${OPENBMC_HOST_1}
+    Ping Host  ${OPENBMC_HOST_ETH1}
 
     ${network_configurations}=  Get Network Configuration Using Channel Number  ${SECONDARY_CHANNEL_NUMBER}
     FOR  ${network_configuration}  IN  @{network_configurations}
 
-      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_1}'
+      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_ETH1}'
       ...  Run Keywords  Set Suite Variable  ${eth1_subnet_mask}  ${network_configuration['SubnetMask']}
       ...  AND  Set Suite Variable  ${eth1_gateway}  ${network_configuration['Gateway']}
       ...  AND  Exit For Loop
@@ -298,7 +298,7 @@
 
     Create Directory  certificate_dir
     # AUTH_URI is a global variable defined in lib/resource.robot
-    Set Test Variable  ${AUTH_URI}  https://${OPENBMC_HOST_1}
+    Set Test Variable  ${AUTH_URI}  https://${OPENBMC_HOST_ETH1}
     Run Keyword If  '${cert_type}' == 'CA' and '${delete_cert}' == '${True}'
     ...  Delete All CA Certificate Via Redfish
     ...  ELSE IF  '${cert_type}' == 'Client' and '${delete_cert}' == '${True}'
diff --git a/redfish/managers/test_multiple_interfaces_dhcp.robot b/redfish/managers/test_multiple_interfaces_dhcp.robot
index 479f5a7..b617405 100644
--- a/redfish/managers/test_multiple_interfaces_dhcp.robot
+++ b/redfish/managers/test_multiple_interfaces_dhcp.robot
@@ -208,7 +208,7 @@
     [Documentation]  Restore the configuration to Both Static Network
 
     Run Keyword If  '${CHANNEL_NUMBER}' == '${1}'  Add IP Address  ${OPENBMC_HOST}  ${eth0_subnet_mask}  ${eth0_gateway}
-    ...  ELSE IF  '${CHANNEL_NUMBER}' == '{2}'  Add IP Address  ${OPENBMC_HOST_1}  ${eth1_subnet_mask}  ${eth1_gateway}
+    ...  ELSE IF  '${CHANNEL_NUMBER}' == '{2}'  Add IP Address  ${OPENBMC_HOST_ETH1}  ${eth1_subnet_mask}  ${eth1_gateway}
 
 Get Network Configuration Using Channel Number
     [Documentation]  Get ethernet interface.
@@ -233,7 +233,7 @@
     # Get the configuration of eth1
     ${network_configurations}=  Get Network Configuration Using Channel Number  ${2}
     FOR  ${network_configuration}  IN  @{network_configurations}
-      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_1}'
+      Run Keyword If  '${network_configuration['Address']}' == '${OPENBMC_HOST_ETH1}'
       ...  Run Keywords  Set Suite Variable  ${eth1_subnet_mask}  ${network_configuration['SubnetMask']}
       ...  AND  Set Suite Variable  ${eth1_gateway}  ${network_configuration['Gateway']}
       ...  AND  Exit For Loop