linux traffic shaping

Linux gateway traffic control (Qos)-Linux Enterprise Application-Linux server application information. The following is a detailed description. Iptables + TC for traffic control the following is the Qos settings of a linux gateway

In my previous article shared a "real-time" view of some Linux network card traffic of small script, today to share a view of the local to a specific IP traffic between the idea. I have this requirement because: our storage is a Dell storage device that is used by NFS for multiple business machine mounts, and I need to know the

How to obtain the current traffic of a process in GNU Linux /*************************************** ******************************* Author: Samson* Date: 11/19/2014* Test platform:* 3.small-24-generic* GNU bash, 4.3.11 (1)-release**************************************** ****************************/ The procedure is as follows: (1) Use the packet capture Libpcap library technology to obtain the network

: 1 $ sudo httpry -i eth0 -b output. Dump Replay: 1 $ httpry -R output. Dump Save to text file: 1 $ sudo httpry -i eth0 -o output. TXT Httpry Advanced UsageIf you want to capture specific HTTP methods, such as GET, POST, PUT, HEAD, connect, and so on, you can use the '-m ' option: 1 $ sudo httpry -i eth0 -m get,head If you do

Brief introductionAt present, the OPENWRT system in the flow of statistics to do the best should be "stone ghost" firmware, used to do the flow of statistics tools are also many such as: Tomato,luci-app-statistics.This article wants to introduce a traffic statistic method based on Iptables rule. The basic principle of this method is to use Iptables's own traffic statistic function to rule chain, and realize

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

Linux traffic control is in today's Network World, and there may not be many people that TC knows. This article is a reference. Explanations and configuration files recorded in previous studies on TC. Eth1: 192.168.1.1, internal network port business requirements: Ensure normal web browsing, FTP, SMTP, POP3, to all other applications... linux

Red Hat Linux 7.3 kernel 2.4.18. The eth0 of the server is bound to the external address eth0:192.168.1.3,eth1 bind the internal address eth1:1 172.17.1.1,eth1:2 172.18.1.1,eth1:3 172.19.1.1. Now to achieve the function is the entire export limit in the 512kbit (upload traffic), 172.17 network download traffic to download to 512Kbit, 172.18 network Segments limi

Linux Environment View "network traffic" tools and commands 1. nethogs: View traffic consumption by process [Email protected] ~]# yum-y install Epel-release.noarch[Email protected] ~]# yum-y install nethogs.x86_642. Iptraf: View traffic by connection / Port[Email protected] ~]# yum-y install iptraf-ng.x86_643. ifsta

Cacti is a set of graphical analysis tools for network traffic monitoring based on PHP, MySQL, SNMP and RRDtool. If you want to use CACTI to monitor the Linux server's network card traffic, you need to install Net-snmp-utils-related packages on the monitored Linux servers, and we can install them via yum online, for e

Linux with tcpdump network traffic monitoring, export files get windows with wireshark analysis linux command line: tcpdump-ieth1-s0host10121293-woutputtxt-i specified on eth1 listen, this according to different machines, by default, tcpdump is used in eth0 linux to monitor network

are 0.60KB, Total is 1.32KB. The Check Interval is 43s | In=0.72kb;1200;1700;0;0 Out=0.60kb;1500;1800;0;0 Total=1.32kb;2700;3500;0;0 Interval=43s;1200;1800;0;0Where red is the IP address of the monitored end.4,vi/usr/local/nagios/etc/nrpe.cfg AddCommand[check_traffic]=/usr/local/nagios/libexec/check_traffic.sh-v 2c-c public-h 192.168.1.247 -I 2-w 1200 , 1500-c 1700,1800-k-BThe following are the settings for the Nagios host5. Server-Side testing/usr/local/nagios/libexec/check_nrpe-h 192.168.1.2

Linux-based traffic monitoring system-Linux Enterprise Application-Linux server application information. The following is a detailed description. I have been using ntop for traffic monitoring for a long time. However, it is difficult to use systems that cannot be used as por

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 real-time view of the current process of the s

#input the network name if [-N "]; Then Eth_name=$1else eth_name= "eth0" fi send_o= ' ifconfig $eth _name | grep bytes | awk ' {print $6} ' | Awk-f: ' {print $} ' recv_o= ' ifconfig $eth _name | grep bytes | awk ' {print $} ' | Awk-f: ' {print $} ' send_n= $send _orecv_n= $recv _o i=0while [$i-le 100000]; Do send_l= $send _n recv_l= $recv _n sleep 2 send_n= ' ifconfig $eth _name | grep bytes | awk ' {print $6} ' | Awk-f: ' {print $} ' recv_n= ' ifconfig $eth _name | grep bytes | awk ' {print $}

1. Adding traffic statistics for ip/portsNetwork traffic:0.0. 0.0 8087Out-of-network traffic:172.12. 5.25 82832. View traffic statisticsIptables-l-v-n-XExamples of results:Chain INPUT (Policy ACCEPT29059Packets7794993bytes) pkts bytes Target prot optinchOut Source Destination327 17894TCP--* *0.0.0.0/0 0.0

Recently, some colleagues used Bt and e for crazy download. We were greatly affected when playing Cs on the Internet, so we made traffic control on Nat and introduced some experience to netizens, hope to help CS fans.The Internet environment is as follows:Eth0 Internet IP Address: A. B. C. dEth1 Intranet IP1: 192.168.0.0/24 for the boss and BTEth2 Intranet ip2: 192.168.1.0/24 For Me And csfansThe Linux-base

Use Shell in Linux to monitor network traffic #input the network name if [ -n "$1" ]; then eth_name=$1else eth_name="eth0"fi send_o=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`recv_o=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'` send_n=$send_orecv_n=$recv_o i=0while [ $i -le 100000 ]; do send_l=$send_n recv_l=$recv_n sleep 2 se

Use Shell in Linux to monitor network traffic, and use linuxshell #input the network name if [ -n "$1" ]; then eth_name=$1else eth_name="eth0"fi send_o=`ifconfig $eth_name | grep bytes | awk '{print $6}' | awk -F : '{print $2}'`recv_o=`ifconfig $eth_name | grep bytes | awk '{print $2}' | awk -F : '{print $2}'` send_n=$send_orecv_n=$recv_o i=0while [ $i -le 100000 ]; do send_l=$send_n recv_l=$rec