how to view network traffic

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How to view the real-time traffic bandwidth of Linux __linux

Reprint: Http://hi.baidu.com/helloant/item/af52b8edf2e8e6e62a09a4d4 Viewing real-time bandwidth consumption requires installing the software and logging in to SSH to view it in a command way. Install the Vnstat command as follows:wget soft.sindns.net/vnstat-1.10.tar.gzTar xzvf vnstat-1.10.tar.gzCD vnstat-1.10Make make installGenerally used to view traffic co

Speedometer view traffic

Article title: speedometer views traffic. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Wget http://excess.org/speedometer/speedometer.py Yum install python-urwid Chmod 755 speedometer ./Speedometer. py-rx eth0-c-tx eth0 [Root @ fast ~] #./Speedometer. py Usage: speedometer [options] tap [[-c] tap]... Monitor

View linux Nic traffic in real time

View linux Nic traffic in real time and save the following script as an executable script file, for example, traff. sh. 1. This script allows you to customize the interface to be viewed, precise to decimal places, and flexibly display the unit according to the traffic volume. 2. The collection interval of this script is 1 second. 3. This script does not require a

View real-time traffic consumed by the Linux connection process-nethogs

1, installation NethogsYum- y install Nethogs2, after the installation is complete, you can execute the command Nethogs 3, real-time view of process traffic, to a diagram display The figure shows how much of the current nginx generated traffic will be clearly displayed. Unit Kb/sec.This tool (1), can be r

Use Shell to view Apache IP traffic under Linux

|awk-f ' [' {print $} ' |awk ' {print $} ' |Sed ' s#/# #g ' |sed ' s#:# # ' #通过行号获取取出开始时间戳Get_end_time= ' Sed-n "${end_line}p" $APACHE _log|awk-f ' [' {print $ {} ' |awk ' {print '} ' |sed' s#/# #g ' |sed ' s#:# # ' #通过行号获取结束时间戳15. Spider AnalysisSee which spiders are crawling content/usr/sbin/tcpdump-i Eth0-l-S 0-W–DST Port 80 | Strings | Grep-i User-agent | Grep-i-E ' bot|crawler|slurp|spider 'Website Daily Analysis 2 (Squid article)2. Statistic Traffic

Calculate the traffic of the wireless network adapter Q &

Wireless network adapter is a very convenient way to access the Internet, but on the one hand, we must ensure that our wireless network is not "missed" by others, on the one hand, we must pay attention to our own traffic problems, if you are not careful with it, you will be "Providing for the Operation Company. Next, let's introduce the

Iftop Monitoring Linux Server network card traffic

to display the network card real-time traffic information. By default, Iftop displays the traffic information for the first NIC of the system, and if you want to display the specified NIC information, you can do so through the "-i" parameter.(1) Iftop Output Interface DescriptionExecute the "iftop-p-I em1" command to get a typical output interface as shown in th

Use Iptraf in Centos6.3 to analyze port-based network traffic

Compared with nload, Iptraf is an excellent free small software that monitors network traffic of specific ports in linux.System Environment: centos6.3Iptraf: iptraf-3.0.0 2. view the dependency package: # rpm-qa | grep gcc # rpm-qa | grep glibc # rpm-qa | grep ncurses if not, please install the corresponding development kit (centos default installation source) #

Use fildder to view the communication data when loveuv fl traffic

Loveuv is a website used to fl web page traffic. You can view what data is transmitted when it fl traffic. First, the registration page, the invitation code ubmney Register an account and log in to download the plug-in installation. This plug-in must be installed on the chrome kernel browser. Then open the fiddler program and click a site browsing task

Traffic control cure "Snail network"

Traffic control refers to traffic control. In the aviation system, when the number of planes to take off is greater than the acceptable outbound traffic at the airport and the traffic is congested, the feasible solution is traffic control. Specifically, even if all flights

Nethogs-Network traffic monitoring tool

There are many open-source network monitoring tools available on the web for Linux operating systems. For example:You can use the command iftop to check bandwidth usage, netstat to view interface statistics reports, and other tools BANDWIDTHD, speedometer, nethogs, Darkstat, Jnettop, Ifstat, Iptraf, Nload and ntop and so on.But these tools are statistical card access data, if you want to find a like 360 sec

Traffic monitoring and flow analysis for the campus network

In our well-designed campus network, if the network is suddenly slow, in the teaching time of important data, the response time left to the system administrator is only more than 10 minutes or even a few minutes. Also, the worm's impact on the speed of the network is getting worse, for example, "network Sky" and other

Network traffic monitoring tool under Linux

Today QA classmate asked me to help detect the next server network traffic. Did not do this work, on the Internet casually find a command. Later, the discovery is wrong, in order to not embarrass later, decided to collect network traffic monitoring related tools. View

Linux network traffic Real-time monitoring Ifstat iftop command detailed

IfstatIntroducedIfstat tool is a network interface monitoring tool, relatively simple to see network trafficInstanceDefault usage#ifstat eth0 eth1 kb/s in kb/s out kb/s in kb/s out 0.07 0.20 0.00 0.00 0.07 0.15 0.58 0.00The default ifstat does not monitor the loopback interface, and the displayed traffic U

Linux network traffic Real-time monitoring Ifstat iftop command Detailed (reprint)

Transferred from: http://www.cnblogs.com/ggjucheng/archive/2013/01/13/2858923.htmlIfstatIntroducedIfstat tool is a network interface monitoring tool, relatively simple to see network trafficInstanceDefault usage#ifstat eth0 eth1 KB in Out 0.07 0.20 0.00 0.00 0.07 0.15 0.58 0.00The default ifstat does not monitor the loopback interface, a

A powerful tool for viewing network port traffic in Linux--SAR

a powerful tool for viewing network port traffic in Linux--SARThere is a small tool that allows you to view IP packet traffic statistics for each network port. With the SAR command, plus the-n dev parameter, you can count the traffic

"Unix/linux Network log analysis and Traffic monitoring" new book release

"Unix/linux Network log analysis and Traffic monitoring" new book release650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/53/DB/wKiom1RylxSi_GcGAAXqktZbpqQ386.jpg "title=" 6- S.jpg "alt=" Wkiom1rylxsi_gcgaaxqktzbpqq386.jpg "/> 82 percent booking is now available. http://item.jd.com/11582561.html 650) this.width=650; "Src=" http://s3.51cto.

View Linux Server NIC traffic small script shell

Sometimes we need to look at the network card traffic on the server in real time, here I write a shell script. The script uses a while true "dead loop", every 10s from "/proc/net/dev" to take a value and calculates the average bandwidth within 10s based on the difference within 10s; Press CTRL + C to stop execution. Scripts are compatible with CENTOS6 and 7, the scripts are not too complex, and the annotati

CentOS to view the real-time traffic command for the NIC _linux shell

The real-time traffic of the NIC can be viewed through the Iptraf command, and the image is very intuitive. I'm going to look at the network traffic on the test server today. Copy Code code as follows: [Root@localhost ~]# iptraf-d eth0 -bash:iptraf:command not found found that the operation of the maintenance colleagues did not give installati

How to block network traffic in Linux based on country location

How to block network traffic in Linux based on country location As a system administrator who maintains a Linux production server, you may encounter the following situations: You need to selectively block or allow network traffic to pass through based on the geographical location. For example, you are experiencing a Do

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