diff --git a/SOURCES/etc_sysconfig_network-scripts_ifdown-ovs b/SOURCES/etc_sysconfig_network-scripts_ifdown-ovs
new file mode 100644
index 0000000..343ac09
--- /dev/null
+++ b/SOURCES/etc_sysconfig_network-scripts_ifdown-ovs
@@ -0,0 +1,71 @@
+#!/bin/bash
+
+# Copyright (c) 2011 Alexey I. Froloff.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+. /etc/init.d/functions
+
+cd /etc/sysconfig/network-scripts
+. ./network-functions
+
+[ -f ../network ] && . ../network
+
+CONFIG=${1}
+TIMEOUT=10
+
+source_config
+
+. /etc/sysconfig/network
+
+OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${REAL_DEVICETYPE}"
+
+if [ ! -x ${OTHERSCRIPT} ]; then
+    OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-eth"
+fi
+
+SERVICE_UNIT=/usr/lib/systemd/system/ovsdb-server.service
+if [ -f $SERVICE_UNIT ] && [ -x /usr/bin/systemctl ]; then
+        if ! systemctl --quiet is-active ovsdb-server.service; then
+                systemctl start ovsdb-server.service
+        fi
+else
+        if [ ! -f /var/lock/subsys/openvswitch ]; then
+                /sbin/service openvswitch start
+        fi
+fi
+
+case "$TYPE" in
+        OVSBridge|OVSUserBridge)
+                ${OTHERSCRIPT} ${CONFIG} $2
+                retval=$?
+                ovs-vsctl -t ${TIMEOUT} -- --if-exists del-br "$DEVICE"
+                ;;
+        OVSPort|OVSIntPort|OVSBond)
+                ${OTHERSCRIPT} ${CONFIG} $2
+                retval=$?
+                ovs-vsctl -t ${TIMEOUT} -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE"
+                ;;
+        OVSPatchPort|OVSTunnel)
+                ovs-vsctl -t ${TIMEOUT} -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE"
+                ;;
+        OVSDPDKPort|OVSDPDKVhostUserPort|OVSDPDKBond)
+                ovs-vsctl -t ${TIMEOUT} -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE"
+                ;;
+        *)
+                echo $"Invalid OVS interface type $TYPE"
+                exit 1
+                ;;
+esac
+
+exit $retval
diff --git a/SOURCES/etc_sysconfig_network-scripts_ifup-ovs b/SOURCES/etc_sysconfig_network-scripts_ifup-ovs
new file mode 100644
index 0000000..0955c0e
--- /dev/null
+++ b/SOURCES/etc_sysconfig_network-scripts_ifup-ovs
@@ -0,0 +1,219 @@
+#!/bin/bash
+
+# Copyright (c) 2011 Alexey I. Froloff.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+. /etc/init.d/functions
+
+cd /etc/sysconfig/network-scripts
+. ./network-functions
+
+[ -f ../network ] && . ../network
+
+CONFIG=${1}
+TIMEOUT=10
+
+need_config ${CONFIG}
+
+source_config
+
+OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${REAL_DEVICETYPE}"
+
+if [ ! -x ${OTHERSCRIPT} ]; then
+        OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
+fi
+
+check_recursion ()
+{
+        [ -n "${UPPEDSTACK}" ] && for _r in ${UPPEDSTACK}; do
+                [ "$_r" = "$1" ] && return 1
+        done
+
+        return 0
+}
+
+ifup_ovs_bridge ()
+{
+        if ovs-vsctl br-exists "${OVS_BRIDGE}"; then :; else
+                /sbin/ifup "${OVS_BRIDGE}"
+        fi
+}
+
+if [ -z "${UPPEDSTACK}" ]; then
+        UPPEDSTACK="${DEVICE}"
+fi
+
+[ -n "${OVSREQUIRES}" ] && for _i in ${OVSREQUIRES}; do
+        if ( check_recursion "$_i" ); then
+                UPPEDSTACK="${UPPEDSTACK} $_i" /sbin/ifup "$_i"
+        fi
+done
+
+SERVICE_UNIT=/usr/lib/systemd/system/openvswitch.service
+if [ -f $SERVICE_UNIT ] && [ -x /usr/bin/systemctl ]; then
+        if ! systemctl --quiet is-active openvswitch.service; then
+                systemctl start openvswitch.service
+        fi
+else
+        if [ ! -f /var/lock/subsys/openvswitch ]; then
+                /sbin/service openvswitch start
+        fi
+fi
+
+case "$TYPE" in
+        OVSBridge|OVSUserBridge)
+                # If bridge already exists and is up, it has been configured through
+                # other cases like OVSPort, OVSIntPort and OVSBond. If it is down or
+                # it does not exist, create it. It is possible for a bridge to exist
+                # because it remained in the OVSDB for some reason, but it won't be up.
+                if [ "${TYPE}" = "OVSUserBridge" ]; then
+                        DATAPATH="netdev"
+                fi
+                if check_device_down "${DEVICE}"; then
+                        ovs-vsctl -t ${TIMEOUT} -- --may-exist add-br "$DEVICE" $OVS_OPTIONS \
+                        ${OVS_EXTRA+-- $OVS_EXTRA} \
+                        ${STP+-- set bridge "$DEVICE" stp_enable="${STP}"} \
+                        ${DATAPATH+-- set bridge "$DEVICE" datapath_type="$DATAPATH"}
+                else
+                        OVSBRIDGECONFIGURED="yes"
+                fi
+
+                # If MACADDR is provided in the interface configuration file,
+                # we need to set it using ovs-vsctl; setting it with the "ip"
+                # command in ifup-eth does not make the change persistent.
+                if [ -n "$MACADDR" ]; then
+                        ovs-vsctl -t ${TIMEOUT} -- set bridge "$DEVICE" \
+                                other-config:hwaddr="$MACADDR"
+                fi
+
+                # When dhcp is enabled, the assumption is that there will be a port to
+                # attach (otherwise, we can't reach out for dhcp). So, we do not
+                # configure the bridge through rhel's ifup infrastructure unless
+                # it is being configured after the port has been configured.
+                # The "OVSINTF" is set only after the port is configured.
+                if [ "${OVSBOOTPROTO}" = "dhcp" ] && [ -n "${OVSINTF}" ]; then
+                        case " ${OVSDHCPINTERFACES} " in
+                                *" ${OVSINTF} "*)
+                                        BOOTPROTO=dhcp ${OTHERSCRIPT} ${CONFIG}
+                                ;;
+                        esac
+                fi
+
+                # When dhcp is not enabled, it is possible that someone may want
+                # a standalone bridge (i.e it may not have any ports). Configure it.
+                if [ "${OVSBOOTPROTO}" != "dhcp" ] && [ -z "${OVSINTF}" ] && \
+                        [ "${OVSBRIDGECONFIGURED}" != "yes" ]; then
+                        ${OTHERSCRIPT} ${CONFIG}
+                fi
+                exit 0
+                ;;
+        OVSPort)
+                ifup_ovs_bridge
+                ${OTHERSCRIPT} ${CONFIG} ${2}
+                # The port might be already in the database but not yet
+                # in the datapath.  So, remove the stale interface first.
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
+                OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
+                ;;
+        OVSIntPort)
+                ifup_ovs_bridge
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS \
+                        -- set Interface "$DEVICE" type=internal ${OVS_EXTRA+-- $OVS_EXTRA}
+                if [ -n "${OVSDHCPINTERFACES}" ]; then
+                        for _iface in ${OVSDHCPINTERFACES}; do
+                                /sbin/ifup ${_iface}
+                        done
+                fi
+                BOOTPROTO="${OVSBOOTPROTO}" ${OTHERSCRIPT} ${CONFIG} ${2}
+                ;;
+        OVSBond)
+                ifup_ovs_bridge
+                for _iface in $BOND_IFACES; do
+                        /sbin/ifup ${_iface}
+                done
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-bond "$OVS_BRIDGE" "$DEVICE" ${BOND_IFACES} $OVS_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
+                OVSINTF=${DEVICE} /sbin/ifup "$OVS_BRIDGE"
+                ;;
+        OVSTunnel)
+                ifup_ovs_bridge
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS \
+                        -- set Interface "$DEVICE" type=$OVS_TUNNEL_TYPE $OVS_TUNNEL_OPTIONS ${OVS_EXTRA+-- $OVS_EXTRA}
+                ;;
+        OVSPatchPort)
+                ifup_ovs_bridge
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS \
+                        -- set Interface "$DEVICE" type=patch options:peer="${OVS_PATCH_PEER}" ${OVS_EXTRA+-- $OVS_EXTRA}
+                ;;
+        OVSDPDKPort)
+                ifup_ovs_bridge
+                BRIDGE_MAC_ORIG=$(get_hwaddr $OVS_BRIDGE)
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS \
+                        -- set Interface "$DEVICE" type=dpdk ${OVS_EXTRA+-- $OVS_EXTRA}
+                BRIDGE_MAC=$(get_hwaddr $OVS_BRIDGE)
+                # The bridge may change its MAC to be the lower one among all its
+                # ports. If that happens, bridge configuration (e.g. routes) will
+                # be lost. Restore the post-up bridge configuration again.
+                if [ "$BRIDGE_MAC_ORIG" != "$BRIDGE_MAC" ]; then
+                        ${OTHERSCRIPT} "$OVS_BRIDGE"
+                fi
+                ;;
+        OVSDPDKVhostUserPort)
+                ifup_ovs_bridge
+                PORT_TYPE="dpdkvhostuser"
+                PORT_PATH=""
+                if [ "$OVS_PORT_MODE" == "client" ]; then
+                        PORT_TYPE="dpdkvhostuserclient"
+                        PORT_PATH="options:vhost-server-path=${OVS_PORT_PATH}"
+                fi
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-port "$OVS_BRIDGE" "$DEVICE" $OVS_OPTIONS \
+                        -- set Interface "$DEVICE" type=$PORT_TYPE \
+                        $PORT_PATH \
+                        ${OVS_EXTRA+-- $OVS_EXTRA}
+                ;;
+        OVSDPDKBond)
+                ifup_ovs_bridge
+                BRIDGE_MAC_ORIG=$(get_hwaddr $OVS_BRIDGE)
+                for _iface in $BOND_IFACES; do
+                        IFACE_TYPES="${IFACE_TYPES} -- set interface ${_iface} type=dpdk"
+                done
+                ovs-vsctl -t ${TIMEOUT} \
+                        -- --if-exists del-port "$OVS_BRIDGE" "$DEVICE" \
+                        -- add-bond "$OVS_BRIDGE" "$DEVICE" ${BOND_IFACES} $OVS_OPTIONS ${IFACE_TYPES} ${OVS_EXTRA+-- $OVS_EXTRA}
+                BRIDGE_MAC=$(get_hwaddr $OVS_BRIDGE)
+                # The bridge may change its MAC to be the lower one among all its
+                # ports. If that happens, bridge configuration (e.g. routes) will
+                # be lost. Restore the post-up bridge configuration again.
+                if [ "$BRIDGE_MAC_ORIG" != "$BRIDGE_MAC" ]; then
+                        ${OTHERSCRIPT} "$OVS_BRIDGE"
+                fi
+                ;;
+        *)
+                echo $"Invalid OVS interface type $TYPE"
+                exit 1
+                ;;
+esac