It is an extension of Hash-based IP traceback, adds two components in SPIE, and combines traceback technology on network layer and data-link layer.

Further more, the paper discusses the discovery method of the Data-link layer equipments, such as switches or bridges, based on the analysis of their work principle.

并且在对数据链路层网络设备（交换机、网桥等）的工作原理进行分析的基础上，进一步讨论了该层网络设备的发现方法。

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The six layers are: wireless physical layer, wireless data-link layer, network layer, transport layer, mobile computing application supporting Environment, and application layer.

六个层次是：无线物理层、无线数据链路层、无线网络层、无线传输层、移动计算应用支撑环境和移动应用层。

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Some unique difficulties of data-link layer topology discovery make it fall behind the research of layer-3 network automatic topology discovery.

一些特有的困难使得数据链路层拓扑发现研究远远滞后于网络层拓扑发现，因而，也成为近些年来网络自动拓扑发现方面的一个研究热点和难点。

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The hardware design and the software realization of data-link layer control protocol of ALE are mainly discussed.

主要讨论了短波调制解调器硬件平台各个模块的设计与系统数据链路层ALE控制协议的软件实现。

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The data-link layer topology discovery becomes an indispensable part of a network automatic topology discovery system.

数据链路层拓扑发现也因此成为一个网络自动拓扑发现系统不可缺少的部分。

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The Implementation of Net-Charging Based on Data-Link Layer

基于数据链路层的网络计费的实现

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Research on TCP/ IP Security Strategy Model Base on Data-link Layer

基于链路层的TCP/IP安全策略模型研究

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The Implementation of Flow-Stat LAN Based on Data-Link Layer

基于数据链路层的局域网流量统计的实现

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Analysis of Data-Link Layer Protocol of 3~+ Network System

3~+网络系统数据链路层协议的分析

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Data networks service providers

数据网络服务提供者

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Debugging Algorithm Method with Win-tc in Data Structure Practice Class

数据结构上机实验中用win-tc调试算法的方法

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Design of Dynamic Data Binding Container Class

动态数据绑定容器类的实现

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Discussion about the Methods of Using Constructor Function to Construct Data Members of Class

C++构造函数构造类成员的方法剖析

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Sure the function and the technical architecture in some function after the detailed design as an example to realize the use of the business, the data model class and control of the way, describing the timing diagram to the kind of relationship between calls.

系统功能和技术架构确定后对用例图中的核心功能采用类图、时序图的方式进行详细设计，详细设计中描述了类及类之间方法的调用关系。

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If a column in the database is marked as being nullable, then the corresponding property in the data model class created by the LINQ to SQL designer will be a nullable type.

如果数据库中的一列被标志为可空，那么数据模型类相应的属性将是一个可空的类型。

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After carefully studying the XML data access class interface, a class interface for mining association rules from native XML data based on Apriori algorithm is given and implemented using C# in the.

在仔细研究了XML数据的访问接口后，给出了一个基于Apriori算法可直接从XML文档挖掘关联规则的类接口，并且在。

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Once you have defined the interface for an export or import binding, you need to provide the data binding class that handles the conversion between DataObject and JMS.

在为导出或导入绑定定义了该接口之后，您需要提供处理DataObject和JMS之间转换的数据绑定类。

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Besides, in order to define the properties more precisely, a further division is made based on the type ( data or class) of the assigned value of class properties.

同时为了更加准确的定义属性，根据属性取值是数据类型还是对象类型将其进一步分类。

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The same data handler class ClaimCheckDataHandler implements the method transformInto that is invoked for checking out the logical attachment.

相同的数据处理程序类ClaimCheckDataHandler实现transformInto方法，该方法是为签出逻辑附件而被调用。

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The problem about object-relation map is solved in DCL, which also consider the problem about the endurance of the data entity class.

数据控制层解决和对象关系映射的问题，考虑数据实体类的持久性问题；

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