diff --git a/redfish-core/lib/ethernet.hpp b/redfish-core/lib/ethernet.hpp
index 93c475e..416d5dc 100644
--- a/redfish-core/lib/ethernet.hpp
+++ b/redfish-core/lib/ethernet.hpp
@@ -27,13 +27,13 @@
 
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/split.hpp>
-#include <boost/container/flat_set.hpp>
 #include <boost/url/format.hpp>
 
 #include <array>
 #include <optional>
 #include <regex>
 #include <string_view>
+#include <vector>
 
 namespace redfish
 {
@@ -55,13 +55,8 @@
     std::string gateway;
     std::string netmask;
     std::string origin;
-    LinkType linktype;
-    bool isActive;
-
-    bool operator<(const IPv4AddressData& obj) const
-    {
-        return id < obj.id;
-    }
+    LinkType linktype{};
+    bool isActive{};
 };
 
 /**
@@ -72,12 +67,7 @@
     std::string id;
     std::string address;
     std::string origin;
-    uint8_t prefixLength;
-
-    bool operator<(const IPv6AddressData& obj) const
-    {
-        return id < obj.id;
-    }
+    uint8_t prefixLength = 0;
 };
 /**
  * Structure for keeping basic single Ethernet Interface information
@@ -425,10 +415,9 @@
 }
 
 // Helper function that extracts data for single ethernet ipv6 address
-inline void
-    extractIPV6Data(const std::string& ethifaceId,
-                    const dbus::utility::ManagedObjectType& dbusData,
-                    boost::container::flat_set<IPv6AddressData>& ipv6Config)
+inline void extractIPV6Data(const std::string& ethifaceId,
+                            const dbus::utility::ManagedObjectType& dbusData,
+                            std::vector<IPv6AddressData>& ipv6Config)
 {
     const std::string ipPathStart = "/xyz/openbmc_project/network/" +
                                     ethifaceId;
@@ -466,11 +455,7 @@
 
                     // Instance IPv6AddressData structure, and set as
                     // appropriate
-                    std::pair<
-                        boost::container::flat_set<IPv6AddressData>::iterator,
-                        bool>
-                        it = ipv6Config.insert(IPv6AddressData{});
-                    IPv6AddressData& ipv6Address = *it.first;
+                    IPv6AddressData& ipv6Address = ipv6Config.emplace_back();
                     ipv6Address.id =
                         objpath.first.str.substr(ipPathStart.size());
                     for (const auto& property : interface.second)
@@ -523,10 +508,9 @@
 }
 
 // Helper function that extracts data for single ethernet ipv4 address
-inline void
-    extractIPData(const std::string& ethifaceId,
-                  const dbus::utility::ManagedObjectType& dbusData,
-                  boost::container::flat_set<IPv4AddressData>& ipv4Config)
+inline void extractIPData(const std::string& ethifaceId,
+                          const dbus::utility::ManagedObjectType& dbusData,
+                          std::vector<IPv4AddressData>& ipv4Config)
 {
     const std::string ipPathStart = "/xyz/openbmc_project/network/" +
                                     ethifaceId;
@@ -564,11 +548,7 @@
 
                     // Instance IPv4AddressData structure, and set as
                     // appropriate
-                    std::pair<
-                        boost::container::flat_set<IPv4AddressData>::iterator,
-                        bool>
-                        it = ipv4Config.insert(IPv4AddressData{});
-                    IPv4AddressData& ipv4Address = *it.first;
+                    IPv4AddressData& ipv4Address = ipv4Config.emplace_back();
                     ipv4Address.id =
                         objpath.first.str.substr(ipPathStart.size());
                     for (const auto& property : interface.second)
@@ -804,8 +784,8 @@
             const boost::system::error_code& errorCode,
             const dbus::utility::ManagedObjectType& resp) {
         EthernetInterfaceData ethData{};
-        boost::container::flat_set<IPv4AddressData> ipv4Data;
-        boost::container::flat_set<IPv6AddressData> ipv6Data;
+        std::vector<IPv4AddressData> ipv4Data;
+        std::vector<IPv6AddressData> ipv6Data;
 
         if (errorCode)
         {
@@ -855,7 +835,7 @@
             const dbus::utility::ManagedObjectType& resp) {
         // Callback requires vector<string> to retrieve all available
         // ethernet interfaces
-        boost::container::flat_set<std::string> ifaceList;
+        std::vector<std::string> ifaceList;
         ifaceList.reserve(resp.size());
         if (errorCode)
         {
@@ -881,7 +861,7 @@
                         continue;
                     }
                     // and put it into output vector.
-                    ifaceList.emplace(ifaceId);
+                    ifaceList.emplace_back(ifaceId);
                 }
             }
         }
@@ -1220,30 +1200,28 @@
     setDHCPv4Config("HostNameEnabled", nextUseDomain, asyncResp);
 }
 
-inline boost::container::flat_set<IPv4AddressData>::const_iterator
-    getNextStaticIpEntry(
-        const boost::container::flat_set<IPv4AddressData>::const_iterator& head,
-        const boost::container::flat_set<IPv4AddressData>::const_iterator& end)
+inline std::vector<IPv4AddressData>::const_iterator getNextStaticIpEntry(
+    const std::vector<IPv4AddressData>::const_iterator& head,
+    const std::vector<IPv4AddressData>::const_iterator& end)
 {
     return std::find_if(head, end, [](const IPv4AddressData& value) {
         return value.origin == "Static";
     });
 }
 
-inline boost::container::flat_set<IPv6AddressData>::const_iterator
-    getNextStaticIpEntry(
-        const boost::container::flat_set<IPv6AddressData>::const_iterator& head,
-        const boost::container::flat_set<IPv6AddressData>::const_iterator& end)
+inline std::vector<IPv6AddressData>::const_iterator getNextStaticIpEntry(
+    const std::vector<IPv6AddressData>::const_iterator& head,
+    const std::vector<IPv6AddressData>::const_iterator& end)
 {
     return std::find_if(head, end, [](const IPv6AddressData& value) {
         return value.origin == "Static";
     });
 }
 
-inline void handleIPv4StaticPatch(
-    const std::string& ifaceId, nlohmann::json& input,
-    const boost::container::flat_set<IPv4AddressData>& ipv4Data,
-    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
+inline void
+    handleIPv4StaticPatch(const std::string& ifaceId, nlohmann::json& input,
+                          const std::vector<IPv4AddressData>& ipv4Data,
+                          const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
 {
     if ((!input.is_array()) || input.empty())
     {
@@ -1259,7 +1237,7 @@
     // match it to the first JSON element in the IPv4StaticAddresses array.
     // Match each subsequent JSON element to the next static IP programmed
     // into the NIC.
-    boost::container::flat_set<IPv4AddressData>::const_iterator nicIpEntry =
+    std::vector<IPv4AddressData>::const_iterator nicIpEntry =
         getNextStaticIpEntry(ipv4Data.cbegin(), ipv4Data.cend());
 
     for (nlohmann::json& thisJson : input)
@@ -1446,7 +1424,7 @@
 
 inline void handleIPv6StaticAddressesPatch(
     const std::string& ifaceId, const nlohmann::json& input,
-    const boost::container::flat_set<IPv6AddressData>& ipv6Data,
+    const std::vector<IPv6AddressData>& ipv6Data,
     const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
 {
     if (!input.is_array() || input.empty())
@@ -1458,7 +1436,7 @@
         return;
     }
     size_t entryIdx = 1;
-    boost::container::flat_set<IPv6AddressData>::const_iterator nicIpEntry =
+    std::vector<IPv6AddressData>::const_iterator nicIpEntry =
         getNextStaticIpEntry(ipv6Data.cbegin(), ipv6Data.cend());
     for (const nlohmann::json& thisJson : input)
     {
@@ -1566,11 +1544,12 @@
     }
 }
 
-inline void parseInterfaceData(
-    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
-    const std::string& ifaceId, const EthernetInterfaceData& ethData,
-    const boost::container::flat_set<IPv4AddressData>& ipv4Data,
-    const boost::container::flat_set<IPv6AddressData>& ipv6Data)
+inline void
+    parseInterfaceData(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
+                       const std::string& ifaceId,
+                       const EthernetInterfaceData& ethData,
+                       const std::vector<IPv4AddressData>& ipv4Data,
+                       const std::vector<IPv6AddressData>& ipv6Data)
 {
     constexpr std::array<std::string_view, 1> inventoryForEthernet = {
         "xyz.openbmc_project.Inventory.Item.Ethernet"};
@@ -1732,9 +1711,8 @@
         // Get eth interface list, and call the below callback for JSON
         // preparation
         getEthernetIfaceList(
-            [asyncResp](
-                const bool& success,
-                const boost::container::flat_set<std::string>& ifaceList) {
+            [asyncResp](const bool& success,
+                        const std::vector<std::string>& ifaceList) {
             if (!success)
             {
                 messages::internalError(asyncResp->res);
@@ -1775,10 +1753,10 @@
         }
         getEthernetIfaceData(
             ifaceId,
-            [asyncResp, ifaceId](
-                const bool& success, const EthernetInterfaceData& ethData,
-                const boost::container::flat_set<IPv4AddressData>& ipv4Data,
-                const boost::container::flat_set<IPv6AddressData>& ipv6Data) {
+            [asyncResp, ifaceId](const bool& success,
+                                 const EthernetInterfaceData& ethData,
+                                 const std::vector<IPv4AddressData>& ipv4Data,
+                                 const std::vector<IPv6AddressData>& ipv6Data) {
             if (!success)
             {
                 // TODO(Pawel)consider distinguish between non
@@ -1873,8 +1851,8 @@
              v4dhcpParms = std::move(v4dhcpParms),
              v6dhcpParms = std::move(v6dhcpParms), interfaceEnabled](
                 const bool& success, const EthernetInterfaceData& ethData,
-                const boost::container::flat_set<IPv4AddressData>& ipv4Data,
-                const boost::container::flat_set<IPv6AddressData>& ipv6Data) {
+                const std::vector<IPv4AddressData>& ipv4Data,
+                const std::vector<IPv6AddressData>& ipv6Data) {
             if (!success)
             {
                 // ... otherwise return error
@@ -1974,12 +1952,11 @@
 
         // Get single eth interface data, and call the below callback
         // for JSON preparation
-        getEthernetIfaceData(
-            ifaceId,
-            [asyncResp, parentIfaceId,
-             ifaceId](const bool& success, const EthernetInterfaceData& ethData,
-                      const boost::container::flat_set<IPv4AddressData>&,
-                      const boost::container::flat_set<IPv6AddressData>&) {
+        getEthernetIfaceData(ifaceId, [asyncResp, parentIfaceId, ifaceId](
+                                          const bool& success,
+                                          const EthernetInterfaceData& ethData,
+                                          const std::vector<IPv4AddressData>&,
+                                          const std::vector<IPv6AddressData>&) {
             if (success && ethData.vlanId)
             {
                 asyncResp->res.jsonValue["Id"] = ifaceId;
@@ -1998,7 +1975,7 @@
                 messages::resourceNotFound(asyncResp->res,
                                            "VLanNetworkInterface", ifaceId);
             }
-            });
+        });
         });
 
     BMCWEB_ROUTE(
@@ -2037,12 +2014,12 @@
 
         // Get single eth interface data, and call the below callback
         // for JSON preparation
-        getEthernetIfaceData(
-            ifaceId,
-            [asyncResp, parentIfaceId, ifaceId, vlanEnable](
-                const bool& success, const EthernetInterfaceData& ethData,
-                const boost::container::flat_set<IPv4AddressData>&,
-                const boost::container::flat_set<IPv6AddressData>&) {
+        getEthernetIfaceData(ifaceId,
+                             [asyncResp, parentIfaceId, ifaceId,
+                              vlanEnable](const bool& success,
+                                          const EthernetInterfaceData& ethData,
+                                          const std::vector<IPv4AddressData>&,
+                                          const std::vector<IPv6AddressData>&) {
             if (success && ethData.vlanId)
             {
                 if (vlanEnable)
@@ -2071,7 +2048,7 @@
                                            "VLanNetworkInterface", ifaceId);
                 return;
             }
-            });
+        });
         });
 
     BMCWEB_ROUTE(
@@ -2095,12 +2072,11 @@
 
         // Get single eth interface data, and call the below callback
         // for JSON preparation
-        getEthernetIfaceData(
-            ifaceId,
-            [asyncResp, parentIfaceId,
-             ifaceId](const bool& success, const EthernetInterfaceData& ethData,
-                      const boost::container::flat_set<IPv4AddressData>&,
-                      const boost::container::flat_set<IPv6AddressData>&) {
+        getEthernetIfaceData(ifaceId, [asyncResp, parentIfaceId, ifaceId](
+                                          const bool& success,
+                                          const EthernetInterfaceData& ethData,
+                                          const std::vector<IPv4AddressData>&,
+                                          const std::vector<IPv6AddressData>&) {
             if (success && ethData.vlanId)
             {
                 auto callback =
@@ -2123,7 +2099,7 @@
                 messages::resourceNotFound(asyncResp->res,
                                            "VLanNetworkInterface", ifaceId);
             }
-            });
+        });
         });
 
     BMCWEB_ROUTE(app,
@@ -2140,17 +2116,16 @@
         }
         // Get eth interface list, and call the below callback for JSON
         // preparation
-        getEthernetIfaceList(
-            [asyncResp, rootInterfaceName](
-                const bool& success,
-                const boost::container::flat_set<std::string>& ifaceList) {
+        getEthernetIfaceList([asyncResp, rootInterfaceName](
+                                 const bool& success,
+                                 const std::vector<std::string>& ifaceList) {
             if (!success)
             {
                 messages::internalError(asyncResp->res);
                 return;
             }
-
-            if (ifaceList.find(rootInterfaceName) == ifaceList.end())
+            if (std::find(ifaceList.begin(), ifaceList.end(),
+                          rootInterfaceName) == ifaceList.end())
             {
                 messages::resourceNotFound(asyncResp->res,
                                            "VLanNetworkInterfaceCollection",
diff --git a/redfish-core/lib/hypervisor_system.hpp b/redfish-core/lib/hypervisor_system.hpp
index c87b7ef..64bcbba 100644
--- a/redfish-core/lib/hypervisor_system.hpp
+++ b/redfish-core/lib/hypervisor_system.hpp
@@ -10,7 +10,6 @@
 #include "utils/ip_utils.hpp"
 #include "utils/json_utils.hpp"
 
-#include <boost/container/flat_set.hpp>
 #include <boost/url/format.hpp>
 #include <sdbusplus/asio/property.hpp>
 
@@ -151,8 +150,7 @@
 inline bool extractHypervisorInterfaceData(
     const std::string& ethIfaceId,
     const dbus::utility::ManagedObjectType& dbusData,
-    EthernetInterfaceData& ethData,
-    boost::container::flat_set<IPv4AddressData>& ipv4Config)
+    EthernetInterfaceData& ethData, std::vector<IPv4AddressData>& ipv4Config)
 {
     bool idFound = false;
     for (const auto& objpath : dbusData)
@@ -201,10 +199,7 @@
             if (objpath.first == "/xyz/openbmc_project/network/hypervisor/" +
                                      ethIfaceId + "/ipv4/addr0")
             {
-                std::pair<boost::container::flat_set<IPv4AddressData>::iterator,
-                          bool>
-                    it = ipv4Config.insert(IPv4AddressData{});
-                IPv4AddressData& ipv4Address = *it.first;
+                IPv4AddressData& ipv4Address = ipv4Config.emplace_back();
                 if (ifacePair.first == "xyz.openbmc_project.Object.Enable")
                 {
                     for (const auto& property : ifacePair.second)
@@ -321,7 +316,7 @@
             const boost::system::error_code& error,
             const dbus::utility::ManagedObjectType& resp) {
         EthernetInterfaceData ethData{};
-        boost::container::flat_set<IPv4AddressData> ipv4Data;
+        std::vector<IPv4AddressData> ipv4Data;
         if (error)
         {
             callback(false, ethData, ipv4Data);
@@ -477,10 +472,10 @@
     setHypervisorIPv4Subnet(asyncResp, ifaceId, prefixLength);
 }
 
-inline void parseInterfaceData(
-    nlohmann::json& jsonResponse, const std::string& ifaceId,
-    const EthernetInterfaceData& ethData,
-    const boost::container::flat_set<IPv4AddressData>& ipv4Data)
+inline void parseInterfaceData(nlohmann::json& jsonResponse,
+                               const std::string& ifaceId,
+                               const EthernetInterfaceData& ethData,
+                               const std::vector<IPv4AddressData>& ipv4Data)
 {
     jsonResponse["Id"] = ifaceId;
     jsonResponse["@odata.id"] = boost::urls::format(
@@ -515,8 +510,7 @@
     }
 }
 
-inline void setDHCPEnabled(const std::string& ifaceId,
-                           const bool& ipv4DHCPEnabled,
+inline void setDHCPEnabled(const std::string& ifaceId, bool ipv4DHCPEnabled,
                            const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
 {
     const std::string dhcp = getDhcpEnabledEnumeration(ipv4DHCPEnabled, false);
@@ -699,7 +693,7 @@
 }
 
 inline void
-    setIPv4InterfaceEnabled(const std::string& ifaceId, const bool& isActive,
+    setIPv4InterfaceEnabled(const std::string& ifaceId, bool isActive,
                             const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
 {
     crow::connections::systemBus->async_method_call(
@@ -779,8 +773,8 @@
     }
     getHypervisorIfaceData(
         id, [asyncResp, ifaceId{std::string(id)}](
-                const bool& success, const EthernetInterfaceData& ethData,
-                const boost::container::flat_set<IPv4AddressData>& ipv4Data) {
+                bool success, const EthernetInterfaceData& ethData,
+                const std::vector<IPv4AddressData>& ipv4Data) {
             if (!success)
             {
                 messages::resourceNotFound(asyncResp->res, "EthernetInterface",
@@ -876,9 +870,9 @@
         ifaceId,
         [asyncResp, ifaceId, hostName = std::move(hostName),
          ipv4StaticAddresses = std::move(ipv4StaticAddresses), ipv4DHCPEnabled,
-         dhcpv4 = std::move(dhcpv4)](
-            const bool& success, const EthernetInterfaceData& ethData,
-            const boost::container::flat_set<IPv4AddressData>&) {
+         dhcpv4 = std::move(dhcpv4)](bool success,
+                                     const EthernetInterfaceData& ethData,
+                                     const std::vector<IPv4AddressData>&) {
         if (!success)
         {
             messages::resourceNotFound(asyncResp->res, "EthernetInterface",