diff --git a/lib/bmc_network_utils.robot b/lib/bmc_network_utils.robot
index f3632f7..2ece501 100644
--- a/lib/bmc_network_utils.robot
+++ b/lib/bmc_network_utils.robot
@@ -764,3 +764,51 @@
     ...  ${channel_number_list}  ${valid_channel_number_interface_names}
 
     [Return]  ${channel_number_list}
+
+Update IP Address
+    [Documentation]  Update and verify IP address of BMC.
+    [Arguments]  ${ip}  ${new_ip}  ${netmask}  ${gw_ip}
+    ...  ${valid_status_codes}=[${HTTP_OK}, ${HTTP_NO_CONTENT}]
+
+    # Description of argument(s):
+    # ip                  IP address to be replaced (e.g. "10.7.7.7").
+    # new_ip              New IP address to be configured.
+    # netmask             Netmask value.
+    # gw_ip               Gateway IP address.
+    # valid_status_codes  Expected return code from patch operation
+    #                     (e.g. "200").  See prolog of rest_request
+    #                     method in redfish_plus.py for details.
+
+    ${empty_dict}=  Create Dictionary
+    ${patch_list}=  Create List
+    ${ip_data}=  Create Dictionary
+    ...  Address=${new_ip}  SubnetMask=${netmask}  Gateway=${gw_ip}
+
+    # Find the position of IP address to be modified.
+    @{network_configurations}=  Get Network Configuration
+    FOR  ${network_configuration}  IN  @{network_configurations}
+      Run Keyword If  '${network_configuration['Address']}' == '${ip}'
+      ...  Append To List  ${patch_list}  ${ip_data}
+      ...  ELSE  Append To List  ${patch_list}  ${empty_dict}
+    END
+
+    # Modify the IP address only if given IP is found
+    ${ip_found}=  Run Keyword And Return Status  List Should Contain Value
+    ...  ${patch_list}  ${ip_data}  msg=${ip} does not exist on BMC
+    Pass Execution If  ${ip_found} == ${False}  ${ip} does not exist on BMC
+
+    ${data}=  Create Dictionary  IPv4StaticAddresses=${patch_list}
+
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
+
+    Redfish.patch  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}
+    ...  body=&{data}  valid_status_codes=${valid_status_codes}
+
+    # Note: Network restart takes around 15-18s after patch request processing.
+    Sleep  ${NETWORK_TIMEOUT}s
+    Wait For Host To Ping  ${OPENBMC_HOST}  ${NETWORK_TIMEOUT}
+
+    Verify IP On BMC  ${new_ip}
+    Validate Network Config On BMC
+