Bridge IfLookup entries are created by the user or learned by the software in order to specify forwarding for a particular interface, vlanId/slanId, mac address or ip address. The INDEX value for bridgeIfLookupEntry consists of following 5 values: bridgeIfAddressType bridgeIfMacOrIpAddress bridgeIfVlanId ifIndex bridgeIfStagId If bridgeIfAddressType is set to unicast_mac(1), then bridgeIfMacOrIpAddress represents a MAC Address, and ifIndex, bridgeIfVlanId/Slanid and bridgeIfMacOrIpAddress are use for the bridge path. If bridgeIfAddressType is set to multicast_mac(2), then bridgeMacOrIpAddress represents a MAC Address, and ifIndex, bridgeIfVlanId/SlanId and bridgeIfMacOrIpAddress are used for bridge path. If bridgeIfAddressType is set to ip_address(3), then ifIndex and bridgeIfVlanId/SlanId are used for the bridge path.