<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[norbert.jiang的专栏]]></title><description><![CDATA[网络安全和通信协议]]></description><link>https://blog.youkuaiyun.com/norbert_jxl</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; norbert_jxl]]></copyright><item><title><![CDATA[解决PCBSD中的“ipfw: getsockopt(IP_FW_GET): Protocol not available”问题]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/39398561</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/39398561</guid><author>norbert_jxl</author><pubDate>Fri, 19 Sep 2014 15:19:58 +0800</pubDate><description><![CDATA[具体步骤如下，详细内容见：http://tech.ccidnet.com/art/1099/20070813/1175343_1.html]]></description><category></category></item><item><title><![CDATA[如何在NS2中增加新的路由协议]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/27078081</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/27078081</guid><author>norbert_jxl</author><pubDate>Mon, 26 May 2014 14:04:45 +0800</pubDate><description><![CDATA[Writing routing protocol is fairly easy in NS2, but for beginners it seems very difficult. Therefore, if you are new to NS2 and want to write your own routing protocol, I would strongly recommend to r]]></description><category></category></item><item><title><![CDATA[Cygwin上TinyOS的IDE平台]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/26093301</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/26093301</guid><author>norbert_jxl</author><pubDate>Sat, 17 May 2014 20:25:20 +0800</pubDate><description><![CDATA[TinyOS的IDE平台有多种，本文将介绍Cygwin中用eclipse搭建]]></description><category></category></item><item><title><![CDATA[TinyOS-2.0在windows下的环境变量配置]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25879495</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25879495</guid><author>norbert_jxl</author><pubDate>Thu, 15 May 2014 11:22:26 +0800</pubDate><description><![CDATA[Environment Variable
Windows
Linux


TOSROOT
/opt/tinyos-2.x
same as in Cygwin
 


TOSDIR
$TOSROOT/tos
same as in Cygwin
 


CLASSPATH
C:\tinyos\cygwin\opt\tinyos-2.x\support\sdk\jav]]></description><category></category></item><item><title><![CDATA[Leach协议性能分析(2)]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754841</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754841</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 01:09:29 +0800</pubDate><description><![CDATA[1.复制leach_test为leach-c_test，修改里面的文件夹和输出文件名。并且手动建立相应的文件夹。
很多教程说只修改文件名，没提到修改文件夹，如果同时运行两个协议会覆盖一部分实验结果的，而且是并行的就更难分解出是哪个协议的实验数据了。所以还是分开较好。


2.添加到test文件最后，后台运行的，需要等待。


3.写脚本分析实验数据。



[plain] ]]></description><category></category></item><item><title><![CDATA[Leach协议改进]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754697</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754697</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 01:06:27 +0800</pubDate><description><![CDATA[References：
http://www-mtl.mit.edu/~anantha/docs/journals/2002_heinzelman_twn.pdf
http://mtlweb.mit.edu/researchgroups/icsystems/uamps/pubs/

LEACH协议之后，很多人进一步提出了改进的LEACH协议，如SEP协议，选择LEACH协议来学习NS2主要]]></description><category></category></item><item><title><![CDATA[NS2流量整形器]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754627</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754627</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 01:04:29 +0800</pubDate><description><![CDATA[1、Destination
学习令牌桶数据整形器如何对流量调整传输速率

2、Background
由于网络传输的突发性，往往导致网络拥塞，而一些实时服务或者重要应用要求必须保证网路通信的质量，相应的出现QoS的探讨和研究。实现QoS的方法有 InteServ（综合服务），DiffServer（区分服务）和Traffic Shaper(流量整形)。流量整形就是调整传输数据的平均速度，让封包]]></description><category></category></item><item><title><![CDATA[myEvalvid和myEvalvid-NT及图像传输效]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754461</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754461</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 00:59:57 +0800</pubDate><description><![CDATA[1、Destination
（1）了解Evalvid的系统结构及其优缺点
（2）了解整合Evalvid和NS2所得的myEvalvid的系统结构
（3）了解通过更改myEvalvid得到的myEvalvid-NT系统结构
（4）了解可解画面比例（Decodable Frame Rate）的意义及其分析模型
（5）了解如何使用 myEvalvid 和 myEvalvid-NT 来仿真和评估]]></description><category></category></item><item><title><![CDATA[无线网络传输问题探讨及效果分析]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754407</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754407</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 00:58:44 +0800</pubDate><description><![CDATA[1、Destination
（1）了解什么是隐藏节点和暴露节点问题
（2）了解RTS/CTS是如何降低隐藏节点问题发生的概率，以提升系统效果
（3）了解NS2中无线传输模型和门限的概念
（4）了解如何在NS2中建立无线自组织网络（Wireless Ad Hoc Networks）
（5）学习分析无线自组织网络路由协议（Ad Hoc Routing Protocol）的效果
（6）了解8]]></description><category></category></item><item><title><![CDATA[Leach协议性能分析(1)]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754155</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25754155</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 00:54:52 +0800</pubDate><description><![CDATA[$ ./test 

结果文档在mit/uAMPS/sims文件夹下，分别为：wireless.alive    wireless.energy   wireless.data
wireless.alive第一行是运行时间，第二行就节点ID，第三行是如果是1，表示该节点还存活，如果是0，则表示节点死亡。wireless.energy和wireless.data也是同样的结构,对于leach产]]></description><category></category></item><item><title><![CDATA[Ubuntu10.04中的Leach协议一键安装]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25752715</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25752715</guid><author>norbert_jxl</author><pubDate>Wed, 14 May 2014 00:46:35 +0800</pubDate><description><![CDATA[经过半天的尝试，参考网络上的零碎资源，博主完成了Leach协议在ubuntu10.04上的安装，并制作了补丁。
一键安装过程如下：
1.在用户目录下新建一个文件夹，取名任意，建议为“Leach”；
2.将一键安装包中的文件复制到Leach文件夹中；
3.执行脚本：./leach-install.sh
中间过程可能需要输入管理员权限的密码，请根据自己设定输入。
由于无法上传附件，我在此将]]></description><category></category></item><item><title><![CDATA[75个最佳网络安全工具]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25057541</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25057541</guid><author>norbert_jxl</author><pubDate>Mon, 05 May 2014 16:03:54 +0800</pubDate><description><![CDATA[在2000年的5、6月间，nmap-hackers邮件列表中发起了最佳安全工 具的评选活动，活动取得了成功，最终由1200名Nmap用户评选出了50个最佳安全工具，评选结果发布在insecure.org网站，得到了网友们的 普遍认可。时隔三年，nmap-hackers邮件列表中又发起了同样的评选活动，1854个用户参与了此次活动，每个用户最多可以选择8个最佳工具，并
 且这次评选出的最佳安全工具]]></description><category></category></item><item><title><![CDATA[NS2仿真实验环境组建]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/25026107</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/25026107</guid><author>norbert_jxl</author><pubDate>Mon, 05 May 2014 09:36:32 +0800</pubDate><description><![CDATA[NS2仿真实验环境组建
1 实验要求与目的
●接触Linux/Cygwin操作界面和简单命令
●掌握NS2仿真实验环境的搭建
●熟悉NS2仿真实验过程
2 实验环境与模块简介
本教程绝大部分实验环境基于Windows XP/Windows 7，利用虚拟机+Ubuntu构建仿真环境。为了让部分不熟悉Ubuntu系统的读者也能高效完成实验，实验也可在Cygwin环境下运行。由于Ubuntu]]></description><category></category></item><item><title><![CDATA[Ubuntu10.04中安装TinyOS2.x后的几处错误处理]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/24936251</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/24936251</guid><author>norbert_jxl</author><pubDate>Sat, 03 May 2014 22:15:23 +0800</pubDate><description><![CDATA[在解决错误前，先将SUN的JDK在线安装方法保存下来，具体如下：
1.编辑ubuntu的安装源
sudo gedit /etc/apt/sources.list.d/partner.list
deb http://us.archive.ubuntu.com/ubuntu/ hardy multiverse
2.保存退出后，更新安装源
sudo apt-get update
3.最后安装]]></description><category></category></item><item><title><![CDATA[Tools for Bandwidth Estimation]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/19022639</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/19022639</guid><author>norbert_jxl</author><pubDate>Mon, 10 Feb 2014 00:22:05 +0800</pubDate><description><![CDATA[Tools for Bandwidth Estimation (for available and bottleneck bandwidth)

Yaz:
Yaz measures end-to-end available bandwidth.  2007.
Joel Sommers, Paul Barford, Walter Willinger,Laboratory-based Cali]]></description><category></category></item><item><title><![CDATA[github地址]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/17839067</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/17839067</guid><author>norbert_jxl</author><pubDate>Sat, 04 Jan 2014 10:28:16 +0800</pubDate><description><![CDATA[近两天开通了github，以后有好的原创性代码会向大家共享，可以在我的github上下载。
github地址：https://github.com/norbert-jiang
希望自己以后有好的成果，bless~~~]]></description><category></category></item><item><title><![CDATA[TinyOS在Ubuntu10.04上的一键安装]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/17539177</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/17539177</guid><author>norbert_jxl</author><pubDate>Tue, 24 Dec 2013 22:48:25 +0800</pubDate><description><![CDATA[一键安装主要是采用shell脚本将所以的安装步骤组合起来，对于新手入门安装很方便。
废话就不多说了，直接粘贴代码：
#!/bin/sh
gpg --keyserver keyserver.ubuntu.com --recv-keys 34EC655A
gpg -a --export 34EC655A | sudo apt-key add -
cp /etc/apt/sources.list /]]></description><category></category></item><item><title><![CDATA[缓存膨胀(Bufferbloat)]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/17402185</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/17402185</guid><author>norbert_jxl</author><pubDate>Wed, 18 Dec 2013 20:50:40 +0800</pubDate><description><![CDATA[Bufferbloat is a phenomenon in packet-switched networks,
 in which excess buffering of packets causes
 high latency and jitter,
 as well as reducing the overall networkthroughput. When a router dev]]></description><category></category></item><item><title><![CDATA[UDT：基于UDP的数据传输协议]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/17390813</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/17390813</guid><author>norbert_jxl</author><pubDate>Wed, 18 Dec 2013 10:22:23 +0800</pubDate><description><![CDATA[UDT是一个可靠的基于UDP的应用层数据传输协议，主要针对广域高速网络上的数据密集型应用。UDT使用UDP传输大量的数据，具有其自身的可靠控制和拥塞控制机制。该新协议能够在非常高速度的网络上传输数据，比TCP更有优势。UDT也是一个高度可配置的框架，可适应不同的拥塞控制算法。
其他也不多说了，更多内容还请关注官方链接：http://udt.sourceforge.net/]]></description><category></category></item><item><title><![CDATA[研究和写作的建议]]></title><link>https://blog.youkuaiyun.com/norbert_jxl/article/details/17360559</link><guid>https://blog.youkuaiyun.com/norbert_jxl/article/details/17360559</guid><author>norbert_jxl</author><pubDate>Mon, 16 Dec 2013 21:01:11 +0800</pubDate><description><![CDATA[Advice on Research and Writing
A collection of advice about how to do research and how to communicate effectively (primarily for computer scientists).
Writing and Publishing

How to Organize your ]]></description><category></category></item></channel></rss>