\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\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
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\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{Evan Rimonteil}
\pdfinfo{
  /Title (protocole-and-service-dns.pdf)
  /Creator (Cheatography)
  /Author (Evan Rimonteil)
  /Subject (Protocole \& Service DNS Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% 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
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{EAC0ED}
\definecolor{LightBackground}{HTML}{F9EFFA}
\renewcommand{\familydefault}{\sfdefault}
\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{Protocole \& Service DNS Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Evan Rimonteil} via \textcolor{DarkBackground}{\uline{cheatography.com/208748/cs/45010/}}}
\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}Evan Rimonteil \\
  \uline{cheatography.com/evan-rimonteil} \\
  \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 15th November, 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{2.33919 cm} x{2.63781 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Gestion du Service DNS}}  \tn
% Row 0
\SetRowColor{LightBackground}
systemctl restart named & Redémarrer le service DNS après des modifications. \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
systemctl reload named & Recharger la configuration DNS sans redémarrer le service. \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
systemctl status named & Vérifier l'état du service DNS. \tn 
% Row Count 8 (+ 2)
% Row 3
\SetRowColor{white}
journalctl -{}-unit named -{}-lines \textless{}N\textgreater{} & Afficher les N dernières lignes des logs DNS. \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
journalctl -{}-unit named -{}-follow & Suivre les logs DNS en temps réel. \tn 
% Row Count 13 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{} \tn 
% Row Count 13 (+ 0)
% Row 6
\SetRowColor{LightBackground}
systemctl status named & Vérifier l'état du service DNS. \tn 
% Row Count 15 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Configuration d'une Zone Inverse}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Configuration d'une Zone Inverse \newline  \newline @ IN SOA dns1.exemple.com. contact.exemple.com. ( \newline     1          ; Numéro de série \newline     604800     ; Rafraîchissement \newline     86400      ; Nouvelle tentative \newline     2419200    ; Expiration \newline     86400 )    ; TTL Cache Négatif \newline  \newline @ IN NS dns1.exemple.com. \newline @ IN NS dns2.exemple.com. \newline  \newline 1 IN PTR hote1.exemple.com. \newline 2 IN PTR hote2.exemple.com.} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Commandes de Requête DNS}}  \tn
% Row 0
\SetRowColor{LightBackground}
host \textless{}domaine\textgreater{} & Interroger le serveur DNS par défaut (défini dans /etc/resolv.conf) \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
host \textless{}domaine\textgreater{} \textless{}IP\_serveur\_DNS\textgreater{} & Interroger un serveur DNS spécifique \tn 
% Row Count 6 (+ 2)
% Row 2
\SetRowColor{LightBackground}
hostname & Afficher le nom de la machine locale \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{config fichier /etc/bind/db.exemple.com}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{@ IN SOA dns1.exemple.com. contact.exemple.com. ( \newline     1          ; Numéro de série \newline     604800     ; Rafraîchissement \newline     86400      ; Nouvelle tentative \newline     2419200    ; Expiration \newline     86400 )    ; TTL Cache Négatif \newline  \newline \# Enregistrements NS \newline @ IN NS dns1 \newline @ IN NS dns2 \newline  \newline \# Enregistrements A \newline dns1 IN A \textless{}IP\_DNS1\textgreater{} \newline dns2 IN A \textless{}IP\_DNS2\textgreater{} \newline hote1 IN A \textless{}IP\_HOTE1\textgreater{} \newline  \newline \# Enregistrements CNAME (Alias) \newline www IN CNAME hote1 \newline mail IN CNAME hote1 \newline  \newline \# Configuration Round Robin \newline scale IN A \textless{}IP\_SERVEUR1\textgreater{} \newline scale IN A \textless{}IP\_SERVEUR2\textgreater{}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.08574 cm} x{1.89126 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Config fichiers /etc/dhcp/dhclient.conf}}  \tn
% Row 0
\SetRowColor{LightBackground}
supersede domain-name-servers \textless{}IP\_SERVER\_DNS\textgreater{} & Pour serveur DNS distant \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{config fichier \seqsplit{/etc/bind/named.conf.options}}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Configurer les forwarders et les autorisations de requêtes : \newline  \newline forwarders \{ \newline     172.16.0.3;  \# Serveur DNS externe \newline \}; \newline allow-query \{ \newline     any;  \# Autorise toutes les requêtes \newline \}; \newline masterfile-format text;} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{config fichier \seqsplit{/etc/bind/named.conf.local}}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{\# Zone primaire \newline zone "exemple.com" \{ \newline     type master; \newline     file \seqsplit{"/etc/bind/db.exemple.com";} \newline \}; \newline  \newline \# Zone secondaire \newline zone "exemple.com" \{ \newline     type slave; \newline     file \seqsplit{"/var/lib/bind/db.exemple.com";} \newline     masters \{ \textless{}IP\_MAITRE\textgreater{}; \}; \newline \}; \newline  \newline \# Zone inverse \newline zone "1.168.192.in-addr.arpa" \{ \newline     type master; \newline     file \seqsplit{"/etc/bind/db.192.168.1";} \newline \};} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}