Linux Network Monitoring Commands

Iftop display bandwidth usage install iftop in linux yum install epel release on rhel centos yum install iftop apt install iftop on debian ubuntu 3.

Linux network monitoring commands.

Nload is a another simple easy to use command line tool for monitoring network traffic and bandwidth usage in real time. Tcptrack captures packets calculate network bandwidth for each tcp connection it used pcap library to do so. This command is quite similar to iftop command. It uses graphs to help you monitor inbound and outbound traffic.

The top command used to dipslay all the running and active real time processes in ordered list and updates it regularly. Ntop and darkstat are some of the basic web based network monitoring tools available for linux. You can use it to check whether or not a specific ip address can be reached. Monitoring of network traffic in linux using iptraf command.

Those were a few handy commands to quickly check the network bandwidth on your linux server. Nload displays network usage. Though this list accounts for both open source and closed source products it focuses on linux based network monitoring tools. Iptraf gives detailed information as compare to iftop s command.

Nmon watches the performance information for several subsystems such as processor utilization memory utilization run queue information disk i o statistics network i o statistics paging activity and process metrics. The ping command works by sending an icmp echo request to check the network connectivity. Ss network statistics. This network monitoring software is helpful to find out which.

Linux command line monitoring. Than to start monitoring the network run the following command 2 tcptrack command. Netstat tulpn netstat nat 12. Linux find the memory used by a program process using pmap command.

Iptraf shows summer traffic based on the traffic protocol. Check network connectivity using the ping command. Netstat linux network and statistics monitoring tool netstat command displays network connections routing tables interface statistics masquerade connections and multicast memberships. Nmon short for nigel s monitor is a popular open source tool to monitor linux system performance.

It shows the summer in its output for tcp udp icmp ip traffic. Next on the list of linux network traffic monitoring commands is tcptrack command. Alternatively web based monitoring tools can also be used for the same task. A handful of common tools only operate on windows pandora or other systems but most network monitoring tools run on linux systems since linux with its higher degree of user input and easily recodeable security bugs is often the choice for it specialists who wish.

Nethogs is an open source network monitoring software similar to linux top command but a small net top tool which helps you to monitor linux network traffic and bandwidth not breaking the traffic down per subnet or protocol rather grouping it by the network bandwidth process. Linux top command is a performance monitoring program which is used frequently by many system administrators to monitor linux performance and it is available under many linux unix like operating systems.