bb.getInt();

        // LinkSpeed (8 bytes) - in bits per second
        long linkSpeedBps = bb.getLong();

        // Parse sockaddr structure (starts at offset + 24)
        InetAddress addr = parseSockaddr(data, offset + 24);

        if (addr == null) {
            return null;
        }

        // Convert bits per second to Mbps for internal use

            int capability = readInt4(data, offset + 8);
            long linkSpeed = readInt8(data, offset + 16);
            
            // Parse socket address
            InetAddress addr = parseSockaddr(data, offset + 24);
            
            NetworkInterfaceInfo info = new NetworkInterfaceInfo(
                addr, (int)(linkSpeed / 1000000));
            info.setInterfaceIndex(ifIndex);