Using nfsen it is possible to view IP traffic statistics on Linux interfaces including the graphs showing data sent and received (see the screenshot to the right) as well as historical information about all data transfers. So after you’ve configured nfsen and nfdump to monitor… Read More »Install nfdump and nfsen netflow tools in Linux
As we know Linux allows to assign almost unlimited number of IP addresses to its interfaces. Such additional IPs applied to the same NIC are known as secondary IP addresses or just secondaries. Some time ago i faced a problem on how to apply about… Read More »How to assign range of IP addresses in Linux?
By default Cisco IOS doesn’t provide any traffic monitoring tools like iftop or iptraff available in Linux. While there are lots of proprietary solutions for this purpose including Cisco Netflow Collection, you are free to choose nfdump and nfsen open source software to monitor traffic… Read More »How to monitor traffic at Cisco router using Linux (Netflow)
The easiest way to split, merge or edit pdf files in Ubuntu is to use pdftk utility. This rather old (latest version was released in 2006) but still simple and powerful program can be installed in Ubuntu (Debian or any deb-family Linux distribution) by the… Read More »The easiest way to split and merge pdf files in Ubuntu
Update: as far as cryptoloop is vulnerable and is not maintained I don’t recommend using below approach for creating encrypted for for those of you who require strong security. Use truecrypt to create encrypted filesystem within a file instead. Today it came to my mind… Read More »16 GB encrypted candy file
This post is dedicated to quality html editors for Linux and Ubuntu operating system in particular. You may think that nowadays nobody uses offline editors as there are so many content management systems (CMS) like Drupal (my favourite one), WordPress, Joomla etc. which contain embedded… Read More »Top 3 Linux HTML editors
Imagine the following situation: you have to compile some Linux/Unix application or kernel module that requires kernel source present at your hard drive, say, in /usr/src/kernels/kernel-2.6.21-i386/ or elsewhere. But there is not enough disk space to copy these sources or install kernel-devel or linux-source packages… Read More »Mount remote filesystem via ssh protocol using sshfs and fuse [Fedora/RedHat/Debian/Ubuntu way]
As it comes from the title below is a small set of Christmas holidays wallpapers which should fit any Ubuntu, Fedora, Debian, Suse, Mandriva, Slackware, RedHat, Centos desktop…
Well, as for now it is not a problem anymore to open Microsoft Office 2007 .docx documents in any Linux distribution coming with OpenOffice suit. It may be Ubuntu (Feisty, Gutsy, Interpid whatever), almost any version of Fedora/RedHat/Centos, *SUSE, Mandriva and of course Debian (as… Read More »Open .docx documents in Linux (OpenOffice)
In order to convert WMA file into MP3 format in Ubuntu (or Debian) you should install the following requirements first: 1. mplayer (sudo aptitude install mplayer) 2. lame (sudo aptitude install lame) 3. win32 codecs (sudo aptitude install ubuntu-restricted-extras) and then convert file.wma into file.mp3… Read More »Convert WMA to MP3 in Ubuntu