IPNET_PROMISC_SAP
if (!(ipnet->ipnet_flags & IPNET_PROMISC_SAP) &&
ipnet->ipnet_flags |= IPNET_PROMISC_SAP;
if (ipnet->ipnet_flags & IPNET_PROMISC_SAP)
ipnet->ipnet_flags &= ~IPNET_PROMISC_SAP;
flags = IPNET_PROMISC_PHYS|IPNET_PROMISC_SAP;
flags = IPNET_PROMISC_MULTI|IPNET_PROMISC_SAP;