Real Time Interactive IP LAN Monitoring with IPTraf Tool

转自：http://www.tecmint.com/real-time-interactive-ip-lan-monitoring-with-iptraf-tool/

There are number of monitoring tools available. Moreover, i came across a
IPTraf monitoring tool which i find very useful and it’s a simple tool to monitor
Inbound and Outbound network traffic passing through interface.

Install IPTraf LAN Monitoring

IPTraf is an ncurses-based IP LAN monitoring tool (text-based) wherein we can monitor various connections like
TCP, UDP, ICMP, non-IP counts and also
Ethernet load information etc.

This article guides you on how to install IPTraf monitoring tool using
YUM command.

Installing IPTraf

IPTraf is part of the Linux distribution and can be installed on
RHEL, CentOS and Fedora server’s using yum command from terminal.

# yum install iptraf

Under Ubuntu, iptraf can be installed using Ubuntu Software Center or ‘apt-get’ method. For example, use the ‘apt-get‘ command to install it.

$ sudo apt-get install iptraf

IPTraf Usage
Once IPTraf installed, run the following command from the terminal to launch an ascii based menu interface that will allow you to view current
IP traffic monitoring, General interface statistics,
Detailed interface statistics, Statistical breakdowns,
Filters and also provide some configure options where you can configure as per your need.

[root@tecmint ~]# iptraf

IPTraf Startup Screen

The iptraf interactive screen, displays a menu system with different options to choose from. Here are the some screenshots that shows real time IP traffic counts and interface statistics etc.





IPTraf System Menu

IP traffic monitor





IP Traffic Monitor

General interface statistics





IPTraf General interface statistics

Detailed interface statistics





IPTraf Detailed interface statistics

Statistical breakdowns





IPTraf Statistical breakdowns

LAN station monitor





IPTraf LAN station monitor

Configure





IPTraf Configure

IPTraf Options
Using “iptraf -i” will immediately start the IP traffic monitor on a particular interface. For example, the following command will start the IP traffic on interface
eth0. This is the primary interface card that attached to your system. Else you can also monitor all your network interface traffic using argument as “iptraf -i all“.

# iptraf -i eth0

IPTraf Eth0 Monitoring

Similarly, you can also monitor TCP/UDP traffic on a specific interface, using the following command.

# iptraf -s eth0

IPTraf TCP/UDP Monitoring

If you want to know more options and how to use them, check iptraf ‘man page‘ or use the command as ‘iptraf -help‘ for more parameters. Fore more information visit the

official project page.