diff --git a/ironic/common/pxe_utils.py b/ironic/common/pxe_utils.py
index a125da0347..09528a218a 100644
--- a/ironic/common/pxe_utils.py
+++ b/ironic/common/pxe_utils.py
@@ -80,12 +80,20 @@ def _link_mac_pxe_configs(task):
     :param task: A TaskManager instance.
 
     """
-    pxe_config_file_path = get_pxe_config_file_path(task.node.uuid)
-    for mac in driver_utils.get_node_mac_addresses(task):
-        mac_path = _get_pxe_mac_path(mac)
+
+    def create_link(mac_path):
         utils.unlink_without_raise(mac_path)
         utils.create_link_without_raise(pxe_config_file_path, mac_path)
 
+    pxe_config_file_path = get_pxe_config_file_path(task.node.uuid)
+    for mac in driver_utils.get_node_mac_addresses(task):
+        create_link(_get_pxe_mac_path(mac))
+        # TODO(lucasagomes): Backward compatibility with :hexraw,
+        # to be removed in M.
+        # see: https://bugs.launchpad.net/ironic/+bug/1441710
+        if CONF.pxe.ipxe_enabled:
+            create_link(_get_pxe_mac_path(mac, delimiter=''))
+
 
 def _link_ip_address_pxe_configs(task):
     """Link each IP address with the PXE configuration file.
@@ -110,17 +118,20 @@ def _link_ip_address_pxe_configs(task):
                                          ip_address_path)
 
 
-def _get_pxe_mac_path(mac):
+def _get_pxe_mac_path(mac, delimiter=None):
     """Convert a MAC address into a PXE config file name.
 
     :param mac: A MAC address string in the format xx:xx:xx:xx:xx:xx.
+    :param delimiter: The MAC address delimiter. Defaults to dash ('-').
     :returns: the path to the config file.
 
     """
-    if CONF.pxe.ipxe_enabled:
-        mac_file_name = mac.replace(':', '').lower()
-    else:
-        mac_file_name = "01-" + mac.replace(":", "-").lower()
+    if delimiter is None:
+        delimiter = '-'
+
+    mac_file_name = mac.replace(':', delimiter).lower()
+    if not CONF.pxe.ipxe_enabled:
+        mac_file_name = '01-' + mac_file_name
 
     return os.path.join(get_root_dir(), PXE_CFG_DIR_NAME, mac_file_name)
 
@@ -221,6 +232,12 @@ def clean_up_pxe_config(task):
     else:
         for mac in driver_utils.get_node_mac_addresses(task):
             utils.unlink_without_raise(_get_pxe_mac_path(mac))
+            # TODO(lucasagomes): Backward compatibility with :hexraw,
+            # to be removed in M.
+            # see: https://bugs.launchpad.net/ironic/+bug/1441710
+            if CONF.pxe.ipxe_enabled:
+                utils.unlink_without_raise(_get_pxe_mac_path(mac,
+                                           delimiter=''))
 
     utils.rmtree_without_raise(os.path.join(get_root_dir(),
                                             task.node.uuid))
diff --git a/ironic/drivers/modules/boot.ipxe b/ironic/drivers/modules/boot.ipxe
index 25a0ea8dc2..3567dc029b 100644
--- a/ironic/drivers/modules/boot.ipxe
+++ b/ironic/drivers/modules/boot.ipxe
@@ -1,7 +1,7 @@
 #!ipxe
 
 # load the MAC-specific file or fail if it's not found
-chain --autofree pxelinux.cfg/${mac:hexraw} || goto error_no_config
+chain --autofree pxelinux.cfg/${mac:hexhyp} || goto error_no_config
 
 :error_no_config
 echo PXE boot failed. No configuration found for MAC ${mac}
diff --git a/ironic/tests/test_pxe_utils.py b/ironic/tests/test_pxe_utils.py
index f16cd3e1bd..1792d840a0 100644
--- a/ironic/tests/test_pxe_utils.py
+++ b/ironic/tests/test_pxe_utils.py
@@ -144,7 +144,40 @@ class TestPXEUtils(db_base.DbTestCase):
         ]
         unlink_calls = [
             mock.call('/tftpboot/pxelinux.cfg/01-00-11-22-33-44-55-66'),
-            mock.call('/tftpboot/pxelinux.cfg/01-00-11-22-33-44-55-67')
+            mock.call('/tftpboot/pxelinux.cfg/01-00-11-22-33-44-55-67'),
+        ]
+        with task_manager.acquire(self.context, self.node.uuid) as task:
+            pxe_utils._link_mac_pxe_configs(task)
+
+        unlink_mock.assert_has_calls(unlink_calls)
+        create_link_mock.assert_has_calls(create_link_calls)
+
+    @mock.patch('ironic.common.utils.create_link_without_raise', autospec=True)
+    @mock.patch('ironic.common.utils.unlink_without_raise', autospec=True)
+    @mock.patch('ironic.drivers.utils.get_node_mac_addresses', autospec=True)
+    def test__write_mac_ipxe_configs(self, get_macs_mock, unlink_mock,
+                                     create_link_mock):
+        self.config(ipxe_enabled=True, group='pxe')
+        macs = [
+            '00:11:22:33:44:55:66',
+            '00:11:22:33:44:55:67'
+        ]
+        get_macs_mock.return_value = macs
+        create_link_calls = [
+            mock.call(u'/httpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/config',
+                      '/httpboot/pxelinux.cfg/00-11-22-33-44-55-66'),
+            mock.call(u'/httpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/config',
+                      '/httpboot/pxelinux.cfg/00112233445566'),
+            mock.call(u'/httpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/config',
+                      '/httpboot/pxelinux.cfg/00-11-22-33-44-55-67'),
+            mock.call(u'/httpboot/1be26c0b-03f2-4d2e-ae87-c02d7f33c123/config',
+                      '/httpboot/pxelinux.cfg/00112233445567'),
+        ]
+        unlink_calls = [
+            mock.call('/httpboot/pxelinux.cfg/00-11-22-33-44-55-66'),
+            mock.call('/httpboot/pxelinux.cfg/00112233445566'),
+            mock.call('/httpboot/pxelinux.cfg/00-11-22-33-44-55-67'),
+            mock.call('/httpboot/pxelinux.cfg/00112233445567'),
         ]
         with task_manager.acquire(self.context, self.node.uuid) as task:
             pxe_utils._link_mac_pxe_configs(task)
@@ -218,7 +251,7 @@ class TestPXEUtils(db_base.DbTestCase):
         self.config(ipxe_enabled=True, group='pxe')
         self.config(http_root='/httpboot', group='pxe')
         mac = '00:11:22:33:AA:BB:CC'
-        self.assertEqual('/httpboot/pxelinux.cfg/00112233aabbcc',
+        self.assertEqual('/httpboot/pxelinux.cfg/00-11-22-33-aa-bb-cc',
                          pxe_utils._get_pxe_mac_path(mac))
 
     def test__get_pxe_ip_address_path(self):