diff --git a/cpu/ixp/npe/IxEthDBVlan.c b/cpu/ixp/npe/IxEthDBVlan.c
new file mode 100644
index 0000000..e2efb9b
--- /dev/null
+++ b/cpu/ixp/npe/IxEthDBVlan.c
@@ -0,0 +1,1179 @@
+/**
+ * @file IxEthDBVlan.c
+ *
+ * @brief Implementation of the VLAN API
+ * 
+ * @par
+ * IXP400 SW Release version 2.0
+ * 
+ * -- Copyright Notice --
+ * 
+ * @par
+ * Copyright 2001-2005, Intel Corporation.
+ * All rights reserved.
+ * 
+ * @par
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Intel Corporation nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ * @par
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * @par
+ * -- End of Copyright Notice --
+ */
+
+#include "IxEthDB.h"
+#include "IxEthDB_p.h"
+
+/* forward prototypes */
+IX_ETH_DB_PUBLIC
+IxEthDBStatus ixEthDBUpdateTrafficClass(IxEthDBPortId portID, UINT32 classIndex);
+IX_ETH_DB_PUBLIC
+IxEthDBStatus ixEthDBVlanTableGet(IxEthDBPortId portID, IxEthDBVlanSet portVlanTable, IxEthDBVlanSet vlanSet);
+
+/* contants used by various functions as "action" parameter */
+#define ADD_VLAN    (0x1)
+#define REMOVE_VLAN (0x2)
+
+/**
+ * @brief adds or removes a VLAN from a VLAN set
+ *
+ * @param vlanID VLAN ID to add or remove
+ * @param table VLAN set to add into or remove from
+ * @param action ADD_VLAN or REMOVE_VLAN
+ * 
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+void ixEthDBLocalVlanMembershipChange(UINT32 vlanID, IxEthDBVlanSet table, UINT32 action)
+{
+    UINT32 setOffset;
+    
+    /* add/remove VID to membership table */
+    setOffset = VLAN_SET_OFFSET(vlanID); /* we need 9 bits to index the 512 byte membership array */
+
+    if (action == ADD_VLAN)
+    {
+        table[setOffset] |= 1 << VLAN_SET_MASK(vlanID);
+    }
+    else if (action == REMOVE_VLAN)
+    {
+        table[setOffset] &= ~(1 << VLAN_SET_MASK(vlanID));
+    }
+}
+
+/**
+ * @brief updates a set of 8 VLANs in an NPE
+ *
+ * @param portID ID of the port
+ * @param setOffset offset of the 8 VLANs
+ *
+ * This function updates the VLAN membership table
+ * and Transmit Tagging Info table for 8 consecutive
+ * VLAN IDs indexed by setOffset.
+ *
+ * For example, a setOffset of 0 indexes VLAN IDs 0
+ * through 7, 1 indexes VLAN IDs 8 through 9 etc.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed
+ * successfully or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+IxEthDBStatus ixEthDBVlanTableEntryUpdate(IxEthDBPortId portID, UINT32 setOffset)
+{
+    PortInfo *portInfo = &ixEthDBPortInfo[portID];
+    IxNpeMhMessage message;
+    IX_STATUS result;
+        
+    FILL_SETPORTVLANTABLEENTRY_MSG(message, IX_ETH_DB_PORT_ID_TO_NPE_LOGICAL_ID(portID), 
+        2 * setOffset, 
+        portInfo->vlanMembership[setOffset], 
+        portInfo->transmitTaggingInfo[setOffset]);
+    
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+    
+    return result;
+}
+
+/**
+ * @brief updates a VLAN range in an NPE
+ *
+ * @param portID ID of the port
+ *
+ * This function is similar to @ref ixEthDBVlanTableEntryUpdate
+ * except that it can update more than one VLAN set (up to
+ * the entire VLAN membership and TTI tables if the offset is 0
+ * and length is sizeof (IxEthDBVlanSet) (512 bytes).
+ *
+ * Updating the NPE via this method is slower as it requires
+ * a memory copy from SDRAM, hence it is recommended that the
+ * ixEthDBVlanTableEntryUpdate function is used where possible.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed
+ * successfully or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+IxEthDBStatus ixEthDBVlanTableRangeUpdate(IxEthDBPortId portID)
+{
+    PortInfo *portInfo    = &ixEthDBPortInfo[portID];
+    UINT8 *vlanUpdateZone = (UINT8 *) portInfo->updateMethod.vlanUpdateZone;
+    IxNpeMhMessage message;
+    UINT32 setIndex;
+    IX_STATUS result;
+
+    /* copy membership info and transmit tagging into into exchange area */
+    for (setIndex = 0 ; setIndex < sizeof (portInfo->vlanMembership) ; setIndex++)
+    {
+        /* membership and TTI data are interleaved */
+        vlanUpdateZone[setIndex * 2]     = portInfo->vlanMembership[setIndex];
+        vlanUpdateZone[setIndex * 2 + 1] = portInfo->transmitTaggingInfo[setIndex];
+    }
+
+    IX_OSAL_CACHE_FLUSH(vlanUpdateZone, FULL_VLAN_BYTE_SIZE);
+    
+    /* build NPE message */
+    FILL_SETPORTVLANTABLERANGE_MSG(message, IX_ETH_DB_PORT_ID_TO_NPE_LOGICAL_ID(portID), 0, 0, 
+        IX_OSAL_MMU_VIRT_TO_PHYS(vlanUpdateZone));
+
+    /* send message */    
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+
+    return result;
+}
+
+/**
+ * @brief adds or removes a VLAN from a port's VLAN membership table
+ * or Transmit Tagging Information table
+ *
+ * @param portID ID of the port
+ * @param vlanID VLAN ID to add or remove
+ * @param table to add or remove from
+ * @param action ADD_VLAN or REMOVE_VLAN
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed
+ * successfully or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+IxEthDBStatus ixEthDBPortVlanMembershipChange(IxEthDBPortId portID, IxEthDBVlanId vlanID, IxEthDBVlanSet table, UINT32 action)
+{
+    /* change VLAN in local membership table */
+    ixEthDBLocalVlanMembershipChange(vlanID, table, action);
+    
+    /* send updated entry to NPE */
+    return ixEthDBVlanTableEntryUpdate(portID, VLAN_SET_OFFSET(vlanID));
+}
+
+/**
+ * @brief sets the default port VLAN tag (the lower 3 bytes are the PVID)
+ *
+ * @param portID ID of the port
+ * @param vlanTag port VLAN tag (802.1Q tag)
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanTagSet(IxEthDBPortId portID, IxEthDBVlanTag vlanTag)
+{
+    IxNpeMhMessage message;
+    IX_STATUS result;
+    
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+ 
+    IX_ETH_DB_CHECK_VLAN_TAG(vlanTag);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+        
+    /* add VLAN ID to local membership table */
+    ixEthDBPortVlanMembershipChange(portID, 
+        vlanTag & IX_ETH_DB_802_1Q_VLAN_MASK, 
+        ixEthDBPortInfo[portID].vlanMembership, 
+        ADD_VLAN);
+        
+    /* set tag in portInfo */
+    ixEthDBPortInfo[portID].vlanTag = vlanTag;
+    
+    /* build VLAN_SetDefaultRxVID message */
+    FILL_SETDEFAULTRXVID_MSG(message, 
+        IX_ETH_DB_PORT_ID_TO_NPE_LOGICAL_ID(portID), 
+        IX_IEEE802_1Q_VLAN_TPID, 
+        vlanTag);
+    
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+    
+    return result;
+}
+
+/**
+ * @brief retrieves the default port VLAN tag (the lower 3 bytes are the PVID)
+ *
+ * @param portID ID of the port
+ * @param vlanTag address to write the port VLAN tag (802.1Q tag) into
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanTagGet(IxEthDBPortId portID, IxEthDBVlanTag *vlanTag)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(vlanTag);
+    
+    *vlanTag = ixEthDBPortInfo[portID].vlanTag;
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief sets the VLAN tag (the lower 3 bytes are the PVID) of a 
+ * database filtering record
+ *
+ * @param portID ID of the port
+ * @param vlanTag VLAN tag (802.1Q tag)
+ * 
+ * Important: filtering records are automatically converted to 
+ * IX_ETH_DB_FILTERING_VLAN record when added a VLAN tag.
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBVlanTagSet(IxEthDBMacAddr *macAddr, IxEthDBVlanTag vlanTag)
+{
+    HashNode *searchResult;
+    MacDescriptor *descriptor;
+    
+    IX_ETH_DB_CHECK_REFERENCE(macAddr);
+    
+    IX_ETH_DB_CHECK_VLAN_TAG(vlanTag);
+    
+    searchResult = ixEthDBSearch(macAddr, IX_ETH_DB_ALL_FILTERING_RECORDS);
+    
+    if (searchResult == NULL)
+    {
+        return IX_ETH_DB_NO_SUCH_ADDR;
+    }
+    
+    descriptor = (MacDescriptor *) searchResult->data;
+    
+    /* set record type to VLAN if not already set */
+    descriptor->type = IX_ETH_DB_FILTERING_VLAN_RECORD;
+    
+    /* add vlan tag */
+    descriptor->recordData.filteringVlanData.ieee802_1qTag = vlanTag;
+    
+    /* transaction completed */
+    ixEthDBReleaseHashNode(searchResult);
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief retrieves the VLAN tag (the lower 3 bytes are the PVID) from a 
+ * database VLAN filtering record
+ *
+ * @param portID ID of the port
+ * @param vlanTag address to write the VLAN tag (802.1Q tag) into
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBVlanTagGet(IxEthDBMacAddr *macAddr, IxEthDBVlanTag *vlanTag)
+{
+    HashNode *searchResult;
+    MacDescriptor *descriptor;
+    
+    IX_ETH_DB_CHECK_REFERENCE(macAddr);
+    
+    IX_ETH_DB_CHECK_REFERENCE(vlanTag);
+    
+    searchResult = ixEthDBSearch(macAddr, IX_ETH_DB_FILTERING_VLAN_RECORD);
+    
+    if (searchResult == NULL)
+    {
+        return IX_ETH_DB_NO_SUCH_ADDR;
+    }
+    
+    descriptor = (MacDescriptor *) searchResult->data;
+        
+    /* get vlan tag */
+    *vlanTag = descriptor->recordData.filteringVlanData.ieee802_1qTag;
+    
+    /* transaction completed */
+    ixEthDBReleaseHashNode(searchResult);
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief adds a VLAN to a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanID VLAN ID to add
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipAdd(IxEthDBPortId portID, IxEthDBVlanId vlanID)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    IX_ETH_DB_CHECK_VLAN_ID(vlanID);
+
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    return ixEthDBPortVlanMembershipChange(portID, vlanID, ixEthDBPortInfo[portID].vlanMembership, ADD_VLAN);
+}
+
+/**
+ * @brief removes a VLAN from a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanID VLAN ID to remove
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipRemove(IxEthDBPortId portID, IxEthDBVlanId vlanID)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    IX_ETH_DB_CHECK_VLAN_ID(vlanID);
+
+    /* for safety isolate only the VLAN ID in the tag (the lower 12 bits) */
+    vlanID = vlanID & IX_ETH_DB_802_1Q_VLAN_MASK;
+    
+    /* check we're not asked to remove the default port VID */
+    if (vlanID == IX_ETH_DB_GET_VLAN_ID(ixEthDBPortInfo[portID].vlanTag))
+    {
+        return IX_ETH_DB_NO_PERMISSION;
+    }
+    
+    return ixEthDBPortVlanMembershipChange(portID, vlanID, ixEthDBPortInfo[portID].vlanMembership, REMOVE_VLAN);
+}
+
+/**
+ * @brief adds or removes a VLAN range from a port's 
+ * VLAN membership table or TTI table
+ *
+ * @param portID ID of the port
+ * @param vlanIDMin start of the VLAN range
+ * @param vlanIDMax end of the VLAN range
+ * @param table VLAN set to add or remove from
+ * @param action ADD_VLAN or REMOVE_VLAN
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+IxEthDBStatus ixEthDBPortVlanMembershipRangeChange(IxEthDBPortId portID, IxEthDBVlanId vlanIDMin, IxEthDBVlanId vlanIDMax, IxEthDBVlanSet table, UINT32 action)
+{
+    UINT32 setOffsetMin, setOffsetMax;
+    
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_VLAN_ID(vlanIDMin);
+    
+    IX_ETH_DB_CHECK_VLAN_ID(vlanIDMax);
+    
+    /* for safety isolate only the VLAN ID in the tags (the lower 12 bits) */
+    vlanIDMin = vlanIDMin & IX_ETH_DB_802_1Q_VLAN_MASK;
+    vlanIDMax = vlanIDMax & IX_ETH_DB_802_1Q_VLAN_MASK;
+    
+    /* is this a range? */
+    if (vlanIDMax < vlanIDMin)
+    {
+        return IX_ETH_DB_INVALID_VLAN;
+    }
+    
+    /* check that we're not specifically asked to remove the default port VID */
+    if (action == REMOVE_VLAN && vlanIDMax == vlanIDMin && IX_ETH_DB_GET_VLAN_ID(ixEthDBPortInfo[portID].vlanTag) == vlanIDMin)
+    {
+        return IX_ETH_DB_NO_PERMISSION;
+    }
+    
+    /* compute set offsets */
+    setOffsetMin = VLAN_SET_OFFSET(vlanIDMin);
+    setOffsetMax = VLAN_SET_OFFSET(vlanIDMax);
+
+    /* change VLAN range */
+    for (; vlanIDMin <= vlanIDMax ; vlanIDMin++)
+    {
+        /* change vlan in local membership table */
+        ixEthDBLocalVlanMembershipChange(vlanIDMin, table, action);
+    }
+
+    /* if the range is within one set (max 8 VLANs in one table byte) we can just update that entry in the NPE */
+    if (setOffsetMin == setOffsetMax)
+    {
+        /* send updated entry to NPE */
+        return ixEthDBVlanTableEntryUpdate(portID, setOffsetMin);
+    }
+    else
+    {
+        /* update a zone of the membership/transmit tag info table */
+        return ixEthDBVlanTableRangeUpdate(portID);
+    }
+}
+
+/**
+ * @brief adds a VLAN range to a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanIDMin start of the VLAN range
+ * @param vlanIDMax end of the VLAN range
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipRangeAdd(IxEthDBPortId portID, IxEthDBVlanId vlanIDMin, IxEthDBVlanId vlanIDMax)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    return ixEthDBPortVlanMembershipRangeChange(portID, vlanIDMin, vlanIDMax, ixEthDBPortInfo[portID].vlanMembership, ADD_VLAN);
+}
+
+/**
+ * @brief removes a VLAN range from a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanIDMin start of the VLAN range
+ * @param vlanIDMax end of the VLAN range
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipRangeRemove(IxEthDBPortId portID, IxEthDBVlanId vlanIDMin, IxEthDBVlanId vlanIDMax)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    return ixEthDBPortVlanMembershipRangeChange(portID, vlanIDMin, vlanIDMax, ixEthDBPortInfo[portID].vlanMembership, REMOVE_VLAN);
+}
+
+/**
+ * @brief sets a port's VLAN membership table or TTI table and
+ * updates the NPE VLAN configuration
+ *
+ * @param portID ID of the port
+ * @param portVlanTable port VLAN table to set
+ * @param vlanSet new set contents
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PUBLIC
+IxEthDBStatus ixEthDBPortVlanTableSet(IxEthDBPortId portID, IxEthDBVlanSet portVlanTable, IxEthDBVlanSet vlanSet)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(vlanSet);
+
+    memcpy(portVlanTable, vlanSet, sizeof (IxEthDBVlanSet));
+    
+    return ixEthDBVlanTableRangeUpdate(portID);
+}
+
+/**
+ * @brief retireves a port's VLAN membership table or TTI table
+ *
+ * @param portID ID of the port
+ * @param portVlanTable port VLAN table to retrieve
+ * @param vlanSet address to 
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PUBLIC
+IxEthDBStatus ixEthDBVlanTableGet(IxEthDBPortId portID, IxEthDBVlanSet portVlanTable, IxEthDBVlanSet vlanSet)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(vlanSet);
+    
+    memcpy(vlanSet, portVlanTable, sizeof (IxEthDBVlanSet));
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief sets a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanSet new VLAN membership table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipSet(IxEthDBPortId portID, IxEthDBVlanSet vlanSet)
+{
+    IxEthDBVlanId vlanID;
+
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    IX_ETH_DB_CHECK_REFERENCE(vlanSet);
+
+    /* set the bit corresponding to the PVID just in case */
+    vlanID = IX_ETH_DB_GET_VLAN_ID(ixEthDBPortInfo[portID].vlanTag);
+    vlanSet[VLAN_SET_OFFSET(vlanID)] |= 1 << VLAN_SET_MASK(vlanID);
+    
+    return ixEthDBPortVlanTableSet(portID, ixEthDBPortInfo[portID].vlanMembership, vlanSet);
+}
+
+/**
+ * @brief retrieves a port's VLAN membership table
+ *
+ * @param portID ID of the port
+ * @param vlanSet location to store the port's VLAN membership table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPortVlanMembershipGet(IxEthDBPortId portID, IxEthDBVlanSet vlanSet)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    return ixEthDBVlanTableGet(portID, ixEthDBPortInfo[portID].vlanMembership, vlanSet);
+}
+
+/**
+ * @brief enables or disables Egress tagging for one VLAN ID
+ *
+ * @param portID ID of the port
+ * @param vlanID VLAN ID to enable or disable Egress tagging on
+ * @param enabled TRUE to enable and FALSE to disable tagging
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBEgressVlanEntryTaggingEnabledSet(IxEthDBPortId portID, IxEthDBVlanId vlanID, BOOL enabled)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    IX_ETH_DB_CHECK_VLAN_ID(vlanID);
+
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    return ixEthDBPortVlanMembershipChange(portID, vlanID, ixEthDBPortInfo[portID].transmitTaggingInfo, enabled? ADD_VLAN : REMOVE_VLAN);
+}
+
+/**
+ * @brief retrieves the Egress tagging status for one VLAN ID
+ *
+ * @param portID ID of the port
+ * @param vlanID VLAN ID to retrieve the tagging status for
+ * @param enabled location to store the tagging status
+ * (TRUE - tagging enabled, FALSE - tagging disabled)
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBEgressVlanEntryTaggingEnabledGet(IxEthDBPortId portID, IxEthDBVlanId vlanID, BOOL *enabled)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(enabled);
+
+    IX_ETH_DB_CHECK_VLAN_ID(vlanID);
+    
+    *enabled = ((ixEthDBPortInfo[portID].transmitTaggingInfo[VLAN_SET_OFFSET(vlanID)] & (1 << VLAN_SET_MASK(vlanID))) != 0);
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief enables or disables Egress VLAN tagging for a VLAN range
+ *
+ * @param portID ID of the port
+ * @param vlanIDMin start of VLAN range
+ * @param vlanIDMax end of VLAN range
+ * @param enabled TRUE to enable or FALSE to disable VLAN tagging
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBEgressVlanRangeTaggingEnabledSet(IxEthDBPortId portID, IxEthDBVlanId vlanIDMin, IxEthDBVlanId vlanIDMax, BOOL enabled)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    return ixEthDBPortVlanMembershipRangeChange(portID, vlanIDMin, vlanIDMax, ixEthDBPortInfo[portID].transmitTaggingInfo, enabled? ADD_VLAN : REMOVE_VLAN);
+}
+
+/**
+ * @brief sets the Egress VLAN tagging table (the Transmit Tagging
+ * Information table)
+ *
+ * @param portID ID of the port
+ * @param vlanSet new TTI table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBEgressVlanTaggingEnabledSet(IxEthDBPortId portID, IxEthDBVlanSet vlanSet)
+{
+    IxEthDBVlanId vlanID;
+
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+
+    IX_ETH_DB_CHECK_REFERENCE(vlanSet);
+
+    /* set the PVID bit just in case */
+    vlanID = IX_ETH_DB_GET_VLAN_ID(ixEthDBPortInfo[portID].vlanTag);
+    vlanSet[VLAN_SET_OFFSET(vlanID)] |= 1 << VLAN_SET_MASK(vlanID);
+    
+    return ixEthDBPortVlanTableSet(portID, ixEthDBPortInfo[portID].transmitTaggingInfo, vlanSet);
+}
+
+/**
+ * @brief retrieves the Egress VLAN tagging table (the Transmit 
+ * Tagging Information table)
+ *
+ * @param portID ID of the port
+ * @param vlanSet location to store the port's TTI table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBEgressVlanTaggingEnabledGet(IxEthDBPortId portID, IxEthDBVlanSet vlanSet)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    return ixEthDBVlanTableGet(portID, ixEthDBPortInfo[portID].transmitTaggingInfo, vlanSet);
+}
+
+/**
+ * @brief sends the NPE the updated frame filter and default
+ * Ingress tagging
+ *
+ * @param portID ID of the port
+ * 
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PRIVATE
+IxEthDBStatus ixEthDBIngressVlanModeUpdate(IxEthDBPortId portID)
+{
+    PortInfo *portInfo = &ixEthDBPortInfo[portID];
+    IxNpeMhMessage message;
+    IX_STATUS result;
+
+    FILL_SETRXTAGMODE_MSG(message, portID, portInfo->npeFrameFilter, portInfo->npeTaggingAction);
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+
+    return result;
+}
+
+/**
+ * @brief sets the default Ingress tagging behavior
+ *
+ * @param portID ID of the port
+ * @param taggingAction default tagging behavior
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBIngressVlanTaggingEnabledSet(IxEthDBPortId portID, IxEthDBTaggingAction taggingAction)
+{
+    PortInfo *portInfo;
+    
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    portInfo = &ixEthDBPortInfo[portID];
+    
+    if (taggingAction == IX_ETH_DB_PASS_THROUGH)
+    {
+        portInfo->npeTaggingAction = 0x00;
+    }
+    else if (taggingAction == IX_ETH_DB_ADD_TAG)
+    {
+        portInfo->npeTaggingAction = 0x02;
+    }
+    else if (taggingAction == IX_ETH_DB_REMOVE_TAG)
+    {
+        portInfo->npeTaggingAction = 0x01;
+    }
+    else
+    {
+        return IX_ETH_DB_INVALID_ARG;
+    }
+    
+    portInfo->taggingAction = taggingAction;
+    
+    return ixEthDBIngressVlanModeUpdate(portID);
+}
+
+/**
+ * @brief retrieves the default Ingress tagging behavior of a port
+ *
+ * @param portID ID of the port
+ * @param taggingAction location to save the default tagging behavior
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBIngressVlanTaggingEnabledGet(IxEthDBPortId portID, IxEthDBTaggingAction *taggingAction)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    IX_ETH_DB_CHECK_REFERENCE(taggingAction);
+    
+    *taggingAction = ixEthDBPortInfo[portID].taggingAction;
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief sets the Ingress acceptable frame type filter
+ *
+ * @param portID ID of the port
+ * @param frameFilter acceptable frame type filter
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBAcceptableFrameTypeSet(IxEthDBPortId portID, IxEthDBFrameFilter frameFilter)
+{
+    PortInfo *portInfo;
+    IxEthDBStatus result = IX_ETH_DB_SUCCESS;
+        
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    /* check parameter range 
+       the ORed value of the valid values is 0x7
+       a value having extra bits is invalid */
+    if ((frameFilter | 0x7) != 0x7 || frameFilter == 0)
+    {
+        return IX_ETH_DB_INVALID_ARG;
+    }
+    
+    portInfo = &ixEthDBPortInfo[portID];
+    
+    portInfo->frameFilter    = frameFilter;
+    portInfo->npeFrameFilter = 0; /* allow all by default */
+    
+    /* if accepting priority tagged but not all VLAN tagged
+       set the membership table to contain only VLAN ID 0 
+       hence remove vlans 1-4094 and add VLAN ID 0 */
+    if (((frameFilter & IX_ETH_DB_PRIORITY_TAGGED_FRAMES) != 0)
+        && ((frameFilter & IX_ETH_DB_VLAN_TAGGED_FRAMES) == 0))
+    {
+        result = ixEthDBPortVlanMembershipRangeChange(portID, 
+            1, IX_ETH_DB_802_1Q_MAX_VLAN_ID, portInfo->vlanMembership, REMOVE_VLAN);
+
+        if (result == IX_ETH_DB_SUCCESS)
+        {
+            ixEthDBLocalVlanMembershipChange(0, portInfo->vlanMembership, ADD_VLAN);
+            result = ixEthDBVlanTableRangeUpdate(portID);
+        }
+    }
+    
+    /* untagged only? */
+    if (frameFilter == IX_ETH_DB_UNTAGGED_FRAMES)
+    {
+        portInfo->npeFrameFilter = 0x01;
+    }
+    
+    /* tagged only? */
+    if ((frameFilter & IX_ETH_DB_UNTAGGED_FRAMES) == 0)
+    {
+        portInfo->npeFrameFilter = 0x02;
+    }
+
+    if (result == IX_ETH_DB_SUCCESS)
+    {
+        result = ixEthDBIngressVlanModeUpdate(portID);
+    }
+
+    return result;
+}
+
+/**
+ * @brief retrieves the acceptable frame type filter for a port
+ *
+ * @param portID ID of the port
+ * @param frameFilter location to store the frame filter
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBAcceptableFrameTypeGet(IxEthDBPortId portID, IxEthDBFrameFilter *frameFilter)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(frameFilter);
+    
+    *frameFilter = ixEthDBPortInfo[portID].frameFilter;
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief sends an NPE the updated configuration related
+ * to one QoS priority (associated traffic class and AQM mapping)
+ *
+ * @param portID ID of the port
+ * @param classIndex QoS priority (traffic class index)
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ *
+ * @internal
+ */
+IX_ETH_DB_PUBLIC
+IxEthDBStatus ixEthDBUpdateTrafficClass(IxEthDBPortId portID, UINT32 classIndex)
+{
+    IxNpeMhMessage message;
+    IX_STATUS result;
+
+    UINT32 trafficClass = ixEthDBPortInfo[portID].priorityTable[classIndex];
+    UINT32 aqmQueue     = ixEthDBPortInfo[portID].ixEthDBTrafficClassAQMAssignments[trafficClass];
+    
+    FILL_SETRXQOSENTRY(message, IX_ETH_DB_PORT_ID_TO_NPE_LOGICAL_ID(portID), classIndex, trafficClass, aqmQueue);
+    
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+    
+    return result;
+}
+
+/**
+ * @brief sets the priority mapping table
+ *
+ * @param portID ID of the port
+ * @param priorityTable new priority mapping table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPriorityMappingTableSet(IxEthDBPortId portID, IxEthDBPriorityTable priorityTable)
+{
+    UINT32 classIndex;
+    
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(priorityTable);
+           
+    for (classIndex = 0 ; classIndex < IX_IEEE802_1Q_QOS_PRIORITY_COUNT ; classIndex++)
+    {
+        /* check range */
+        if (priorityTable[classIndex] >= ixEthDBPortInfo[portID].ixEthDBTrafficClassCount)
+        {
+            return IX_ETH_DB_INVALID_PRIORITY;
+        }
+    }
+    
+    /* set new traffic classes */
+    for (classIndex = 0 ; classIndex < IX_IEEE802_1Q_QOS_PRIORITY_COUNT ; classIndex++)
+    {
+        ixEthDBPortInfo[portID].priorityTable[classIndex] = priorityTable[classIndex];
+        
+        if (ixEthDBUpdateTrafficClass(portID, classIndex) != IX_ETH_DB_SUCCESS)
+        {
+            return IX_ETH_DB_FAIL;
+        }
+    }
+    
+    return IX_ETH_DB_SUCCESS;
+ }
+
+/**
+ * @brief retrieves a port's priority mapping table
+ *
+ * @param portID ID of the port
+ * @param priorityTable location to store the priority table
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPriorityMappingTableGet(IxEthDBPortId portID, IxEthDBPriorityTable priorityTable)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(priorityTable);
+    
+    memcpy(priorityTable, ixEthDBPortInfo[portID].priorityTable, sizeof (IxEthDBPriorityTable));
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief sets one QoS priority => traffic class mapping
+ *
+ * @param portID ID of the port
+ * @param userPriority QoS (user) priority
+ * @param trafficClass associated traffic class
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPriorityMappingClassSet(IxEthDBPortId portID, IxEthDBPriority userPriority, IxEthDBPriority trafficClass)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    /* check ranges for userPriority and trafficClass */
+    if (userPriority >= IX_IEEE802_1Q_QOS_PRIORITY_COUNT || trafficClass >= ixEthDBPortInfo[portID].ixEthDBTrafficClassCount)
+    {
+        return IX_ETH_DB_INVALID_PRIORITY;
+    }
+    
+    ixEthDBPortInfo[portID].priorityTable[userPriority] = trafficClass;
+    
+    return ixEthDBUpdateTrafficClass(portID, userPriority);
+}
+
+/**
+ * @brief retrieves one QoS priority => traffic class mapping
+ *
+ * @param portID ID of the port
+ * @param userPriority QoS (user) priority
+ * @param trafficClass location to store the associated traffic class
+ * 
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBPriorityMappingClassGet(IxEthDBPortId portID, IxEthDBPriority userPriority, IxEthDBPriority *trafficClass)
+{
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+    
+    IX_ETH_DB_CHECK_REFERENCE(trafficClass);
+    
+    /* check userPriority range */
+    if (userPriority >= IX_IEEE802_1Q_QOS_PRIORITY_COUNT)
+    {
+        return IX_ETH_DB_INVALID_PRIORITY;
+    }
+    
+    *trafficClass = ixEthDBPortInfo[portID].priorityTable[userPriority];
+    
+    return IX_ETH_DB_SUCCESS;
+}
+
+/**
+ * @brief enables or disables the source port extraction
+ * from the VLAN TPID field
+ *
+ * @param portID ID of the port
+ * @param enable TRUE to enable or FALSE to disable
+ *
+ * Note that this function is documented in the main component
+ * header file, IxEthDB.h.
+ *
+ * @return IX_ETH_DB_SUCCESS if the operation completed successfully
+ * or an appropriate error message otherwise
+ */
+IX_ETH_DB_PUBLIC 
+IxEthDBStatus ixEthDBVlanPortExtractionEnable(IxEthDBPortId portID, BOOL enable)
+{
+    IxNpeMhMessage message;
+    IX_STATUS result;
+
+    IX_ETH_DB_CHECK_PORT(portID);
+    
+    IX_ETH_DB_CHECK_SINGLE_NPE(portID);
+    
+    IX_ETH_DB_CHECK_FEATURE(portID, IX_ETH_DB_VLAN_QOS);
+
+    FILL_SETPORTIDEXTRACTIONMODE(message, portID, enable);
+
+    IX_ETHDB_SEND_NPE_MSG(IX_ETH_DB_PORT_ID_TO_NPE(portID), message, result);
+    
+    return result;
+}