对虚拟机的网络和安全控制职责可能没有很好地分隔。
Duties for network and security controls of virtual machines may not be well separated.
云消费者需要识别的资产就是他们能够控制的资产：操作系统、网络设备以及在虚拟机级部署的应用程序。
The assets the cloud consumer needs to identify are those he can control: the operating systems, network equipment, and deployed applications at the virtual machine level.
使用IaaS，您可以在虚拟机级别控制操作系统、网络设备和已部署应用程序。
With IaaS you can control the operating systems, network equipment, and deployed applications at the virtual machine level.
第一个挑战是虚拟网络提供的基于网络的控制不足。
First, virtualized networks offer insufficient net-work-based controls.
集群提供了一个虚拟的网状网络，其中每个节点彼此相连，并且可以通过操作集群命名空间中的对象来控制其中的路由。
The cluster provides a virtual mesh network in which every node is connected to every other, and in which routing can be controlled through manipulation of objects in the cluster namespace.
集群控制器收集关于特定的节点控制器上的VM运行的信息，并调度其运行计划，以及管理虚拟实例网络。
The cluster controllers gather information about and schedules VM execution on specific node controllers, as well as manages virtual instance network.
对虚拟机之间通信所用的内部虚拟网络的控制不够明确，难以实施安全策略。
Controls on internal virtual networks that are used to communicate between virtual machines are insufficiently visible to enforce security policies.
他认为，云平台上的虚拟计算机甚至有可能被普通的僵尸网络控制，因为云用户一般不会使用反病毒软件。
He says that it is even possible for a virtual computer in the cloud to become infected by an ordinary botnet, because cloud users don't normally run anti-virus software.
UML方法也很受欢迎，但它需要虚拟硬件(比如控制台、虚拟硬盘和网络)。
This UML approach is also popular, but requires virtualized hardware (such as a console, virtual disk, and networking).
ProjectCrossbow 将虚拟化和带宽资源控制带入到网络栈中，最小化复杂性和开销。
Project Crossbow brought virtualization and bandwidth resource control into the network stack to minimize complexity and overhead.
IaaS管理员无法在虚拟网络中应用基于IP的网络分段等标准控制措施，黑客可以利用这一情况。
A hacker takes advantage of the fact that the IaaS administrator cannot apply standard controls such as IP-based network zoning in virtualized networks.
建立了基于虚拟仪器和工业以太网技术的星型光纤网络控制系统。
The system is based on virtual instrument and establishes industrial Ethernet star fiber network control system.
IaaS基础架构和网络专家：专家控制虚拟机级上的操作系统、网络设备和部署的应用程序。
IaaS infrastructure and network specialist: the specialist controls the operating systems, network equipment, and deployed applications at the virtual machine level.
如果网络级的安全控制在IaaS网络基础设施中无效，就会出现在虚拟化网络中基于网络的控制不足。
Insufficient network-based controls in virtualized networks occur when security controls that work on network level may not work in an IaaS network infrastructure.
在虚拟化网络中基于网络的控制不足。
Insufficient network-based controls in virtualized networks.
一个IaaS的基础架构师和网络专家可以控制操作系统、网络设备，以及在虚拟机级别部署的应用程序。
An IaaS infrastructure and network specialist controls the OSs, network equipment, and deployed applications at the virtual machine level.
为来自某些虚拟驱动器(cobd(块设备)、conet(网络)、cocon(控制台))的中断和请求进行代理转发。
Act as a forwarder of interrupts and requests from several virtual drivers: cobd (block device), conet (network), and cocon (console).
虚拟热点上的数据访问可以通过不同的APN(网络的数据路由访问点)进行路由，并且可以通过主iphone的数据计划控制设备的网络访问速度。
Data access over the virtual hotspot may be routed through a different APN (the data routing access point for the network) and charged under different rates to the main iPhone data plan.
僵尸网络曾经使用IaaS作为命令和控制中心直接恶意更新虚拟机的基础设施。
IaaS has been used as Command and Control centers to direct operations of a botnet for use in malicious updates of the infrastructure within and across the virtual machines.
网络虚拟设备主要用于基于计算机的测试、测量与控制系统。
The Network Dummy Equipment mainly used for computer based testing, measurement and control systems.
采用当前两种先进技术——虚拟仪器技术和远程控制技术，通过网络进行电能质量的在线监测和远程监控。
The two novel technology, the virtual instrument and the remote monitoring and control technology, are adopted to online monitoring power quality through the Internet.
其次，介绍了控制系统网络虚拟实验子系统的构架和虚拟实验实现方法，并为虚拟实验子系统开发了交通灯控制和电机控制两个虚拟实验。
Secondly, the framework and method of virtual experiment subsystem of control system network laboratory is presented. Developed traffic light control and DC motor control are introduced in the detail.
该协议基于现有的以太网硬件基础，在应用层构造虚拟令牌，利用令牌控制来解决网络的访问冲突问题。
This protocol is based on current hardware foundation of Ethernet and solves access conflict through token-control by creating virtual token on application layer.
虚拟资源网可使控制组件网络化，每个组件有唯一地址，网络中的其它资源不需要知道它的确切位置，只根据网络资源名就可以访问它。
VRN considers control components as resource, each component has unique address, and other resources access it only through its network source name and need not know where it lies exactly.
将虚拟仪器技术、网络技术应用到实时振动控制系统中，实现了对振动控制系统的远程监控。
Remote monitoring of vibration control system is achieved by the application of virtual instrument technology and network technology to real-time vibration control system.
为了提高加速器控制领域的自动化程度，设计并实现了加速器控制领域中基于虚拟仪器的负离子注入器网络控制系统。
To improve the automation of accelerator control, the anion injector network control system based on virtual instrument in the field of accelerators was designed and realized.
提出了一种基于虚拟现实技术的微机网络控制方法。
A new method on microcomputer net control based on virtual realization technology was presented.
介绍了基于虚拟现实技术和网络通信技术的飞机主动控制三维视景仿真系统的组成、工作原理和实现的过程。
The structure and principle of active control technology (ACT) for VR 3D simulation system are discussed, which is based on virtual reality technology and network communication technology.
介绍了基于虚拟现实技术和网络通信技术的飞机主动控制三维视景仿真系统的组成、工作原理和实现的过程。
The structure and principle of active control technology (ACT) for VR 3D simulation system are discussed, which is based on virtual reality technology and network communication technology.
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