ip packet

Simulation results show that the proposed schemes can provide the best differentiated service for expedited forwarding ( EF), Assured forwarding ( AF) and best effort ( BE) service in terms of end-to-end delay, throughput and IP packet loss probability.

仿真结果表明：提出的结构能在端到端延迟、吞吐量和IP分组丢失等对EF类、AF类和BE类提供很好的业务区分。

Firstly, introduce the definition of security control of network and three basic firewall frameworks, three firewall key technologies: proxy, IP packet filtering and IP packet masquerading.

首先说明了网络安全控制的内涵，详细分析了网络防火墙的三种基本体系结构及常用的三种防火墙关键技术：包过滤、代理技术、IP地址伪装技术。

The IP packet can now be delivered using the destination hardware address.

现在可以用目的地硬件地址发送IP数据包了.

The other Information which be available to filter route be the source and destination Ip address In the packet

对过滤路由器来说，可得到的其它信息是包中的源ip地址和目的ip地址

Study of IP Packet Loss Analysis Based on Source Model

基于IP信源模型的数据包丢失分析的研究

Attacker sends a TCP SYN packet to the target port from his own IP address (or one he controls) to request a connection.

攻击者从自己的的IP地址（或者他控制的）发送一个TCPSYN攻击或者自己包到目标端口请求连接。

Thirdly, this paper analyzes the four fields of IP packet, such as source IP, destination IP, source port, and destination port, and a hash algorithm named XOR_SHIFT is provided based on the analysis.

然后分析IP报文的4个字段：源IP、宿IP、源端口和宿端口的特性，由此提出相关的哈希算法；

And IP packet carries through routing and data transmitting according to this comparative table. Ultimately, the system achieves data transmitting function by software and hardware debugging and detects the system performance of IP switch according to oscillograph.

通过软件和硬件的调试，系统最终实现了数据的转发功能，并由示波器对IP交换机系统性能进行了观察检测。

A scheme for Internet access via DVB based direct broadcast satellite is proposed, and the system architecture, session establishment, protocol stack and IP packet encapsulation and delivering are illustrated.

提出了一种经由基于DVB的直播电视卫星实现因特网接入的方案，并对系统结构、会话建立、协议栈、IP分组的封装和传送作了详细的描述。

The ulog-acctedrecord reads the obtaining information into the log files through Linux 2.4 + netfilter IP packet.

Ulog-acctd记录通过Linux2.4+netfilter的IP包头并将所得的统计信息写入日志文件中.

In this paper , we introduce a buffering scheme for variable length packet ( like IP packet ).

描述了一种针对可变长度数据包 ( 如IP数据包 ) 的缓冲方法.

Research on QoS of Real Time Video Stream in IP Packet Network and Wireless Network

基于IP分组网络和无线网视频业务的QoS研究

By inserting labels into IP packet, multiprotocol label switching ( MPLS ) changes conventional routing forwarding mechanism.

通过在IP包中嵌入标签, 多协议标签交换 ( MPLS ) 改变了传统的路由转发机制.

The system consists of five modules, the structure MIB tree module, performance monitoring module, the SNMP configuration management module, subnet action IP scanner and the construction SNMP packet module. This paper presented the design of each module and flow chart.

该系统由五个模块组成，构造MIB树模块、性能监控模块、SNMP配置管理模块、子网活动IP扫描模块和构造SNMP报文模块，文中给出了各个模块的设计和流程图。

Moreover the problem arising when IP packet istransmitted over PRN is analyzed.

在此基础上,分析了IP数据报在分组无线网中传输的一些问题.

We present countermeasures, including revoking the relation of trust, sniffer software to supervisor, TCP sequence number encryption. The improvement on packet filter to protect against IP Spoofing attack is also proposed.

提出了攻击的防范措施，其中包括撤消信任关系，监听软件进行监测，TCP序列号加密以及改进后的包过滤防火墙防护等方法。

When routing switch forwarding IP packet, it will check its router table entries for best path to the destination.

路由交换机对IP包进行转发时，需要查找路由表获得转发路径。

A fix position is placed at the head of every IP packet in memory management.

内存管理在每个IP包头加上固定字节的包信息。

A new covert channel technique based tcp/ ip packet head

一种基于TCP/IP协议报文头部的隐蔽通道技术

Each IP packet must have an address before it can be sent to another computer.

在IP信息 包被发送到其他电脑之前,每个IP信息包必须有地址.