diff --git a/base/services/dhcpcsvc/dhcp/api.c b/base/services/dhcpcsvc/dhcp/api.c
index 1bd44cee931..2a63682d00a 100644
--- a/base/services/dhcpcsvc/dhcp/api.c
+++ b/base/services/dhcpcsvc/dhcp/api.c
@@ -186,10 +186,20 @@ done:
     return ret;
 }
 
-
 /* Function 2 */
 DWORD
 __stdcall
+Server_AcquireParametersByBroadcast(
+    _In_ PDHCP_SERVER_NAME ServerName,
+    _In_ LPWSTR AdapterName)
+{
+    DPRINT1("Server_AcquireParametersByBroadcast(%S) is unimplemented!\n", AdapterName);
+    return ERROR_SUCCESS;
+}
+
+/* Function 3 */
+DWORD
+__stdcall
 Server_ReleaseParameters(
     _In_ PDHCP_SERVER_NAME ServerName,
     _In_ LPWSTR AdapterName)
@@ -226,7 +236,7 @@ done:
     return ret;
 }
 
-/* Function 3 */
+/* Function 4 */
 DWORD
 __stdcall
 Server_FallbackRefreshParams(
@@ -269,41 +279,6 @@ done:
     return ret;
 }
 
-/* Function 4 */
-DWORD
-__stdcall
-Server_QueryHWInfo(
-    _In_ PDHCP_SERVER_NAME ServerName,
-    _In_ DWORD AdapterIndex,
-    _Out_ PDWORD MediaType,
-    _Out_ PDWORD Mtu,
-    _Out_ PDWORD Speed)
-{
-    PDHCP_ADAPTER Adapter;
-    DWORD ret = ERROR_SUCCESS;
-
-    DPRINT("Server_QueryHWInfo()\n");
-
-    ApiLock();
-
-    Adapter = AdapterFindIndex(AdapterIndex);
-    if (Adapter == NULL)
-    {
-        ret = ERROR_FILE_NOT_FOUND;
-        goto done;
-    }
-
-    DPRINT("Adapter: %p\n", Adapter);
-
-    *MediaType = Adapter->IfMib.dwType;
-    *Mtu = Adapter->IfMib.dwMtu;
-    *Speed = Adapter->IfMib.dwSpeed;
-
-done:
-    ApiUnlock();
-
-    return ret;
-}
 
 /* Function 5 */
 DWORD
diff --git a/base/services/dhcpcsvc/dhcpcsvc.c b/base/services/dhcpcsvc/dhcpcsvc.c
index 8877e796a2b..e6894995f90 100644
--- a/base/services/dhcpcsvc/dhcpcsvc.c
+++ b/base/services/dhcpcsvc/dhcpcsvc.c
@@ -260,6 +260,38 @@ DhcpAcquireParameters(
     return ret;
 }
 
+/*!
+ * Renews a DHCP Lease
+ *
+ * \param[in] AdapterName
+ *        Name (GUID) of the Adapter
+ *
+ * \return ERROR_SUCCESS on success
+ *
+ * \remarks Undocumented by Microsoft
+ */
+DWORD
+APIENTRY
+DhcpAcquireParametersByBroadcast(
+    _In_ PWSTR AdapterName)
+{
+    DWORD ret;
+
+    DPRINT("DhcpAcquireParametersByBroadcast(%S)\n", AdapterName);
+
+    RpcTryExcept
+    {
+        ret = Client_AcquireParametersByBroadcast(NULL, AdapterName);
+    }
+    RpcExcept(EXCEPTION_EXECUTE_HANDLER)
+    {
+        ret = I_RpcMapWin32Status(RpcExceptionCode());
+    }
+    RpcEndExcept;
+
+    return ret;
+}
+
 /*!
  * Enumerates the DHCP user classes for the given adapter
  *
@@ -531,29 +563,6 @@ DhcpNotifyConfigChangeEx(
     return ret;
 }
 
-DWORD APIENTRY
-DhcpQueryHWInfo(DWORD AdapterIndex,
-                PDWORD MediaType,
-                PDWORD Mtu,
-                PDWORD Speed)
-{
-    DWORD ret;
-
-    DPRINT("DhcpQueryHWInfo()\n");
-
-    RpcTryExcept
-    {
-        ret = Client_QueryHWInfo(NULL, AdapterIndex, MediaType, Mtu, Speed);
-    }
-    RpcExcept(EXCEPTION_EXECUTE_HANDLER)
-    {
-        ret = I_RpcMapWin32Status(RpcExceptionCode());
-    }
-    RpcEndExcept;
-
-    return (ret == ERROR_SUCCESS) ? 1 : 0;
-}
-
 /*!
  * Releases a DHCP Lease
  *
diff --git a/base/services/dhcpcsvc/dhcpcsvc.spec b/base/services/dhcpcsvc/dhcpcsvc.spec
index 3091bb6053e..7843b41b671 100644
--- a/base/services/dhcpcsvc/dhcpcsvc.spec
+++ b/base/services/dhcpcsvc/dhcpcsvc.spec
@@ -6,7 +6,7 @@
 # COPYRIGHT:   Copyright 2006 Ge van Geldorp <gvg@reactos.org>
 #
 @ stdcall DhcpAcquireParameters(wstr)
-@ stub DhcpAcquireParametersByBroadcast
+@ stdcall DhcpAcquireParametersByBroadcast(wstr)
 @ stdcall DhcpCApiCleanup()
 @ stdcall DhcpCApiInitialize(ptr)
 @ stub DhcpDelPersistentRequestParams
@@ -22,7 +22,7 @@
 @ stub DhcpNotifyMediaReconnected
 @ stub DhcpOpenGlobalEvent
 @ stub DhcpPersistentRequestParams
-@ stdcall DhcpQueryHWInfo(long ptr ptr ptr)
+@ stub DhcpQueryHWInfo
 @ stub DhcpRegisterOptions
 @ stub DhcpRegisterParamChange
 @ stub DhcpReleaseIpAddressLease
diff --git a/sdk/include/psdk/dhcpcapi.h b/sdk/include/psdk/dhcpcapi.h
index 4899502693f..77113bad644 100644
--- a/sdk/include/psdk/dhcpcapi.h
+++ b/sdk/include/psdk/dhcpcapi.h
@@ -25,6 +25,11 @@ APIENTRY
 DhcpAcquireParameters(
     _In_ PWSTR AdapterName);
 
+DWORD
+APIENTRY
+DhcpAcquireParametersByBroadcast(
+    _In_ PWSTR AdapterName);
+
 DWORD
 APIENTRY
 DhcpEnumClasses(
@@ -70,22 +75,17 @@ DhcpNotifyConfigChangeEx(
     _In_ INT DhcpAction,
     _In_ DWORD Unknown8);
 
-DWORD
-APIENTRY
-DhcpQueryHWInfo(
-    _In_ DWORD AdapterIndex,
-    _Out_ PDWORD MediaType,
-    _Out_ PDWORD Mtu,
-    _Out_ PDWORD Speed);
-
 DWORD
 APIENTRY
 DhcpReleaseParameters(
     _In_ PWSTR AdapterName);
 
-DWORD APIENTRY DhcpStaticRefreshParams( DWORD AdapterIndex,
-                                             DWORD Address,
-                                             DWORD Netmask );
+DWORD
+APIENTRY
+DhcpStaticRefreshParams(
+    DWORD AdapterIndex,
+    DWORD Address,
+    DWORD Netmask);
 
 #ifdef __cplusplus
 }
diff --git a/sdk/include/reactos/idl/dhcpcsvc.idl b/sdk/include/reactos/idl/dhcpcsvc.idl
index 39e2f644fdf..bc4289b55ec 100644
--- a/sdk/include/reactos/idl/dhcpcsvc.idl
+++ b/sdk/include/reactos/idl/dhcpcsvc.idl
@@ -38,26 +38,23 @@ interface dhcpcsvc
     /* Function 2 */
     DWORD
     __stdcall
-    ReleaseParameters(
+    AcquireParametersByBroadcast(
         [in, string, unique] PDHCP_SERVER_NAME ServerName,
         [in, string] LPWSTR AdapterName);
 
     /* Function 3 */
     DWORD
     __stdcall
-    FallbackRefreshParams(
+    ReleaseParameters(
         [in, string, unique] PDHCP_SERVER_NAME ServerName,
         [in, string] LPWSTR AdapterName);
 
     /* Function 4 */
     DWORD
     __stdcall
-    QueryHWInfo(
+    FallbackRefreshParams(
         [in, string, unique] PDHCP_SERVER_NAME ServerName,
-        [in] DWORD AdapterIndex,
-        [out] PDWORD MediaType,
-        [out] PDWORD Mtu,
-        [out] PDWORD Speed);
+        [in, string] LPWSTR AdapterName);
 
     /* Function 5 */
     DWORD