diff --git a/vpp/reconciler.py b/vpp/reconciler.py
index 614e6cd..32edcf1 100644
--- a/vpp/reconciler.py
+++ b/vpp/reconciler.py
@@ -14,6 +14,10 @@
 #
 # -*- coding: utf-8 -*-
 import logging
+import config.interface as interface
+import config.bondethernet as bondethernet
+import config.vxlan_tunnel as vxlan_tunnel
+import config.lcp as lcp
 from vpp.vppapi import VPPApi
 
 class Reconciler():
@@ -22,6 +26,7 @@ class Reconciler():
         self.logger.addHandler(logging.NullHandler())
 
         self.vpp = VPPApi()
+        self.cfg = cfg
 
     def readconfig(self):
         return self.vpp.readconfig()
@@ -38,9 +43,24 @@ class Reconciler():
 
     def prune_addresses(self, ifname, address_list):
         """ Remove all addresses from interface ifname, except those in address_list """
+        idx = self.vpp.config['interface_names'][ifname].sw_if_index
+        for a in self.vpp.config['interface_addresses'][idx]:
+            self.logger.info("> set interface ip address del %s %s" % (ifname, a))
         
     def prune(self):
-        return False
+        ret = True
+        if not self.prune_addresses_set_interface_down():
+            self.logger.warning("Could not prune addresses and set interfaces down from VPP that are not in the config")
+            ret = False
+        return ret
+
+    def prune_addresses_set_interface_down(self):
+        for ifname in self.vpp.get_qinx_interfaces() + self.vpp.get_dot1x_interfaces() + self.vpp.get_bondethernets() + self.vpp.get_vxlan_tunnels() + self.vpp.get_phys():
+            if not ifname in interface.get_interfaces(self.cfg):
+                self.logger.info("> set interface state %s down" % ifname)
+                self.prune_addresses(ifname, [])
+
+        return True
 
     def create(self):
         return False
diff --git a/vpp/vppapi.py b/vpp/vppapi.py
index 896b10d..f62bd3d 100644
--- a/vpp/vppapi.py
+++ b/vpp/vppapi.py
@@ -143,23 +143,49 @@ class VPPApi():
         self.dump_phys()
         self.dump_subints()
 
+    def get_qinx_interfaces(self):
+        qinx_subints = [self.config['interfaces'][x].interface_name for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type in ['dpdk','bond'] and self.config['interfaces'][x].sub_id>0 and self.config['interfaces'][x].sub_inner_vlan_id>0]
+        return qinx_subints
+
+    def get_dot1x_interfaces(self):
+        dot1x_subints = [self.config['interfaces'][x].interface_name for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type in ['dpdk','bond'] and self.config['interfaces'][x].sub_id>0 and self.config['interfaces'][x].sub_inner_vlan_id==0]
+        return dot1x_subints
+
+    def get_phys(self):
+        phys = [self.config['interfaces'][x].interface_name for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type=='dpdk' and self.config['interfaces'][x].sub_id==0]
+        return phys
+
+    def get_bondethernets(self):
+        bonds = [self.config['bondethernets'][x].interface_name for x in self.config['bondethernets']]
+        return bonds
+
+    def get_vxlan_tunnels(self):
+        vxlan_tunnels = [self.config['interfaces'][x].interface_name for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type in ['VXLAN']]
+        return vxlan_tunnels
+
+    def get_lcp_by_interface(self, sw_if_index):
+        for idx, lcp in self.config['lcps'].items():
+            if lcp.phy_sw_if_index == sw_if_index:
+                return lcp
+        return None
+
     def dump_phys(self):
-        phys = [self.config['interfaces'][x].sw_if_index for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type=='dpdk' and self.config['interfaces'][x].sub_id==0]
-        for idx in phys:
-            iface = self.config['interfaces'][idx]
-            self.logger.info("%s idx=%d" % (iface.interface_name, idx))
+        phys = self.get_phys()
+        for ifname in phys:
+            iface = self.config['interface_names'][ifname]
+            self.logger.info("%s idx=%d" % (iface.interface_name, iface.sw_if_index))
 
     def dump_subints(self):
         self.logger.info("*** QinX ***")
-        qinx_subints = [self.config['interfaces'][x].sw_if_index for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type in ['dpdk','bond'] and self.config['interfaces'][x].sub_id>0 and self.config['interfaces'][x].sub_inner_vlan_id>0]
-        for idx in qinx_subints:
-            iface = self.config['interfaces'][idx]
+        subints = self.get_qinx_interfaces()
+        for ifname in subints:
+            iface = self.config['interfaces_names'][ifname]
             self.logger.info("%s idx=%d encap=%s" % (iface.interface_name, idx, self.get_encapsulation(iface)))
         
         self.logger.info("*** .1q/.1ad ***")
-        subints = [self.config['interfaces'][x].sw_if_index for x in self.config['interfaces'] if self.config['interfaces'][x].interface_dev_type in ['dpdk','bond'] and self.config['interfaces'][x].sub_id>0 and self.config['interfaces'][x].sub_inner_vlan_id==0]
-        for idx in subints:
-            iface = self.config['interfaces'][idx]
+        subints = self.get_dot1x_interfaces()
+        for ifname in subints:
+            iface = self.config['interface_names'][ifname]
             self.logger.info("%s idx=%d encap=%s" % (iface.interface_name, idx, self.get_encapsulation(iface)))
 
     def dump_bridgedomains(self):