if_ip4 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip4, 32)
if_ip6 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip6, 128)
if_ip4 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip4, 32)
if_ip6 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip6, 128)