, the source MAC address
Send side IP address: that is, the source IP address
Destination Ethernet Address: target-side MAC address (if Request message, is full 0)
IP address: That is, the IP address of the end of the target
Now that you know the detailed format of the ARP, try to get the ARP message.
Instance:
As shown in the figure above, PC1 sends an ARP request to PC2, at which point the ARP capture data is obtained using Wireshark
Wireshark (formerly known as ethereal) is a network packet analysis software. The function of the network packet analysis software is to capture network packets and display the most detailed network packet information as much as possible. Open source code.
Sniffer Pro is a first-class Portable Network Management and Application fault diagnosis and
1. Test the machine, the source address IP is 10.21.28.110, the destination IP address is 10.6.0.24.2. Use IP.SRC = = 10.6.0.24 or IP.DST = = 10.6.0.24 filter rules to show only the data that 10.21.28.110 and 10.6.0.24 interact with.As shown, the ping command in Windows performs 4 ping programs by default, so Wireshark will catch 8 ICMP packets.3. Observe the first Echo (ping) request data frame that is numbered 2066.As shown, you can see the structur
SYN ScanSYN Scan, according to three handshake, sends a SYN packet to the port, if the other party responds Syn/ack, it proves the port is openFirst, Nmap.Fast, 0.67 seconds to complete, see Wireshark crawlSend a large number of SYN packets at a timeThe 15,19,24 in the figure is the ACK packet returned by the open port of the scanned hostNext is the Metasploit scan module.The scanning speed of the Metasploit is slow, and it is obvious that the sweep s
After analyzer creates an analysis graph, there are two values in the graph, you want to display them into different graph styles, such as a bar graph and a line chart.
1. Set to display multiple values:
3. Set to display the legend, indicating the description of the
PHP implements Multi-graph upload (combined with the uploadify plug-in) Ideas analysis, multi-graph uploadify
The example in this article describes how to implement multigraph upload in PHP. We will share this with you for your reference. The details are as follows:
1. You can delete an existing image.2. There is a new button3. Click the Add button to jump out
Python Graph Algorithm instance analysis and python algorithm instance analysis
This example describes the Python graph algorithm. We will share this with you for your reference. The details are as follows:
#encoding=utf-8import networkx,heapq,sysfrom matplotlib import pyplotfrom collections import defaultdict,OrderedD
data.
The match function of graph (called when the function is initialized with Graph_init) is used to compare data members in the Mstvertex struct. This function is the same as the parameter match in the incoming MST.
Once the calculation is complete, the relevant data for the minimum spanning tree will be returned to span. span is a list of MSTVERTEX structures that are stored . In span, the vertex of the parent node being null is the root node o
given transaction response time range.
8. Transaction Response Time (distribution) (Transaction Response Time (distribution ))The "transaction response time (distribution)" shows the distribution of the time used for transaction execution during the scenario. It can be used to understand the number of transactions with different response times during the test. If the system pre-defines the minimum and maximum Transaction Response Time acceptable to the relevant transaction, you can use this fig
Kosaraju algorithm analysis: Solving graph strongly connected components, kosaraju Algorithm
You are welcome to discuss it. please correct me if any errors exist.
If you need to reprint, please indicate the source http://www.cnblogs.com/nullzx/1. Definition
Connected Component: In an undirected graph, it is a connected subgraph.
Contains a total of four connect
transactions that can be executed within a given transaction response time range.8. Transaction Response Time (distribution) (Transaction Response Time (distribution ))The "transaction response time (distribution)" shows the distribution of the time used for transaction execution during the scenario. It can be used to understand the number of transactions with different response times during the test. If the system pre-defines the minimum and maximum Transaction Response Time acceptable to the
Analysis of php graph jpgraph operation instances and jpgraph instance
This article describes the jpgraph operations for php graphics. We will share this with you for your reference. The details are as follows:
2. Examples of column chart and pie chart
If ($ tag = 1) {$ graph = new Graph (600,400, "auto"); $
The statistics analysis system researchers are not unfamiliar with the function of the graph, because the statistics of the analysis software are usually shown in the form of graphs and tables. But do you really understand why you need to use the graph feature and the best application landscape for different types of g
device in the system (except for orphaned devices) is linked to one or more nodes. We can get the topological connection of the whole system according to the relationship between the device and the node. Considering the data structure of the graph, the nodes are represented as vertices in the graph, and the devices connected to the nodes are represented as the edges connected to the vertices in the
Comprehensive in-depth analysis of spark2--knowledge points, source code, Tuning, JVM, graph calculation, projectCourse View Address: http://www.xuetuwuyou.com/course/220The course out of self-study, worry-free network: http://www.xuetuwuyou.comLecturer: Watermelon TeacherA total of 14 chapters, 316 sections, the course from spark-related technical aspects of all-round
matlab Time-Frequency Analysis toolbox application and example of wavelet scale graph function
# # #原创, reprint please indicate the source # # #
The Time-frequency Toobox is a powerful, one-frequency analysis tool box. This paper describes the use of Tfrscalo (wavelet scale graph) function in the Toolbox, and combines
Org.apache.hadoop.mapreduce.Reducer; Import Org.apache.hadoop.mapreduce.lib.input.FileInputFormat; Import Org.apache.hadoop.mapreduce.lib.output.FileOutputFormat; Import Org.apache.hadoop.util.GenericOptionsParser; The public class Matrixmutiply {/* * matrix is stored in a file. * Just start two matrices in a file, Hadoop will do two times for two files map to do a map and reduce, * so that the other matrix has no data, the following reduce will have problems * Matrix storage in the
I used to find some ghost plug-in code on the Internet. It is easy to read the Warcraft process and modify the memory. But I have not mentioned any plug-in articles about how to modify the memory, why, and why.
In fact, the analysis process is the most important and most difficult plug-in.
Today, I also tried to analyze it myself, and I want to analyze it from the ground up. How can I create a plug-in.
Of course, I also refer to the only article on th
E. Analysis of pathes in functional GraphYou are given a functional graph. It is a directed graph with which from each vertex goes exactly one arc. The vertices is numerated from 0 to n -1. Graph is given as the array F0, F1, ..., fn -1, where f c10>I -the number of vertex to which goes the-arc from the vertex I. B
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