Linux Network Monitoring Tool ss, network monitoring ss
The ss command is used to display information about active sockets. Similar to netstat, but faster and more efficient than netstat.
ss -h
Usage: ss [OPTIONS] ss [OPTIONS] [FILTER]-h, -- help this message-V, -- version
. Number of Lookup requests 20 IP (commonly used to find the source of attack) Netstat-anlp|grep 80|grep Tcp|awk ' {print $} ' |awk-f: ' {print '} ' |sort|uniq-c|sort-nr|head-n203. Use tcpdump to sniff 80 ports with the highest number of IPTcpdump-i ETH0-TNN DST Port 80-c 1000 | Awk-f "." ' {print $1″. ' $2″. " $3″. " $4} ' | Sort | uniq-c | Sort-nr |head-104. Find more time_wait connectionsNetstat-n|grep Time_wait|awk ' {print $} ' |sort|uniq-c|sort-rn|head-n105. Check for more SYN connections
display decoded content or packet-level statistics. These tools monitor and manage the network at the lowest level, as well as the most granular monitoring, at the expense of the process of affecting network I/O and analysis.
dhcpdump: A command-line DHCP traffic sniffing tool that captures DHCP request/reply traf
smokeping configuration file has been modified)[Email protected] smokeping]#/etc/init.d/smokeping restart Finally access the Smokeping monitoring page through the browser: http://192.168.1.120/smokeping this time the page may be garbled, because the Chinese font is not loaded, and then add a font for smokepingInstall fonts: yum-y Install Wqy-zenhei-fonts.noarchEdit graphs.pm:vim/usr/local/smokeping/lib/smokeping/graphs.pm# line 147th below inserts '
Real-time Network traffic monitoring tool under LinuxDaquanFound in the work, often because of business reasons, need to know the traffic of a server network card, although the company also deployed cacti software, but the cacti is five minutes statistics, no instant, and sometimes open the
tools capture separate packages on the link, analyze their content, and display decoded content or packet-level statistics. These tools monitor and manage the network at the lowest level, as well as the most granular monitoring, at the expense of the process of affecting network I/O and analysis.Dhcpdump: A command-line DHCP traffic sniffing
manage which users can access the Ntopng through the settings menu on the right-hand side of the top (the one on the gear icon).Ntopng offers a wide range of timelines, from 5 minutes to 1 years. You just need to click on the timeline you want to display. The chart itself can be clicked, and you can click it to zoom in.Of course, Ntopng can do more than the above picture shows. You can also integrate location and e-map services. On Ntopng's own website, there are paid modules available for use,
Monitorix Introduction:is an open source, free, powerful lightweight Linux system and network monitoring tool that collects information about systems and networks and displays them through a web interface.Written in Perl, using RRDtool to generate graphics and show on the web.Install for Centos,rhel,fedora1. Installing dependent packages # yum Install rrdtool rr
ParametersThe following is the Nethogs command line parameter, with '-d ' to add the refresh frequency parameter, ' device name ' is used to detect the bandwidth of a given or some device (default is eth0). For example: To set the refresh rate for 5 seconds, type the following command:# nethogs-d 5If only the network bandwidth used to monitor the device (eth0) can use the following command:# nethogs Eth0If you want to monitor both the eth0 and ETH1 i
Network Monitoring Tool: iptrafFrom: LinuxAid
Introduction1. Install
1. System Requirements1. 2. Installation1. 3. Start IPTraf1. 4. command line options. Go to the menu interface
2. Use IPTraf
2. 1. General information2.2.IP traffic monitoring2. 3. General Interface Statistics). Network Interface Details Statistics (D
flow of all interfaces, simply adds the in flow of all the interfaces and the out flow adds)-W automatically enlarges column widths with the specified column width rather than the length of the interface name-W Wrap text automatically if the content is wider than the width of the terminal window-S maintains status updates (does not scroll without wrapping) on the same line note: This is handy if you don't like screen scrolling, similar to the way Bmon is displayed-B Displays the bandwidth inste
out traffic adds)-W automatically enlarges the column width with the specified column width instead of adapting to the length of the interface name-W If the content is wider than the width of the terminal window, wrap it automatically.-S maintains status updates on the same line (does not scroll without wrapping) Note: This is handy if you don't like the screen scrolling, similar to how Bmon is displayed-B displays bandwidth instead of KBYTES/S with kbits/s (bit and byte should know what the di
Article Title: Network Monitoring Tool: IPTraf. 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.
Author: nixe0n
Introduction
1. Install
1. System Requirements
1. 2. Installation
1. 3. Start IPTraf
1. 4. command line optio
line window is displayed in the simulator and the execution result is output. S means to run an application in CE. The result is as follows:
However, the command line window automatically exits after the ping command is executed. To view the ping command execution, we need to be quick. Is there no other way?
Yes. Input s to ping x. x/d. The execution result is output to the output window.
In the following demonstration, I will post the results in the output.Ipconfig command
Next is another
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
IPTraf is a network monitoring tool used in Linux Command lines. It has very practical functions and is really good. You can monitor network traffic information in real time. It is a tool for generating network
Network Monitoring commands I found during learningNetstat-an view the current network statusSudo netstat-anpTracerouteUbuntu network monitoring toolNethogs is a network traffic monitoring
Cacti is a set of graphical analysis tools for network traffic monitoring based on PHP,MYSQL,SNMP and RRDtool development.Mysqlreport is the most commonly used tool for MySQL performance monitoring, and it helps to understand MySQL running status and configuration tuning.Mysqlsla is a MySQL log analysis
Nload: the easy-to-use linux network bandwidth usage monitoring tool nload can display network bandwidth usage, reflecting inbound and outbound network traffic, and is easy to use. Install www.2cto.com: common parameters of yuminstallnload:-t, in milliseconds. The default va
promiscuous mode (show traffic between otherHosts on the same network segment)-B don ' t display a bar graph of traffic-B Display Bandwidth in bytes-I interface listen on named interface-F Filter Code use filter code to select packets to Count(Default:none, but only IP packets is counted)-F Net/mask Show traffic flows in/out of the network-P show ports as well as hosts-m limit sets the upper limit for the
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