\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{saexfer}
\pdfinfo{
  /Title (comandos-olvidadizos-linux.pdf)
  /Creator (Cheatography)
  /Author (saexfer)
  /Subject (Comandos olvidadizos Linux Cheat Sheet)
}

% Lengths and widths
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\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
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\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}{8C8C8C}
\definecolor{LightBackground}{HTML}{F7F7F7}
\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{Comandos olvidadizos Linux Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{saexfer} via \textcolor{DarkBackground}{\uline{cheatography.com/147094/cs/31938/}}}
\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}saexfer \\
  \uline{cheatography.com/saexfer} \\
  \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 1st May, 2022.\\
   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{2.14011 cm} x{2.83689 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{NetworkManager}}  \tn
% Row 0
\SetRowColor{LightBackground}
nmcli con show & Muestra las conexiones \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
nmcli con show \textless{}interfaz\textgreater{} & Muestra la configuración de un interfaz \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
nmcli con edit \textless{}interfaz\textgreater{} & Edita de manera interactiva un interfaz \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
nmcli con reload & Recarga la configuracion del interfaz \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
nmcli con {[}down/up{]} \textless{}interfaz\textgreater{} & Cambia el estado de un interfaz \tn 
% Row Count 9 (+ 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}{ACL}}  \tn
% Row 0
\SetRowColor{LightBackground}
getfacl \textless{}fichero\textgreater{} & Obtiene los permisos de un fichero \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
setfacl -m u:oracle:rwx test & Otorga permisos rwx al usuario oracle sobre el fichero test \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
setfacl -m d:o:rx share/ & Modifica las ACL por defecto en el directorio /share \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
setfacl -x u:oracle test & Elimina las ACL del usuario oracle sobre el fichero test \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
setfacl -b test & Elimina todas las ACL del fichero test \tn 
% Row Count 13 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.43873 cm} x{2.53827 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Tmux Screen Multiplexer}}  \tn
% Row 0
\SetRowColor{LightBackground}
tmux ls & Lista las sesiones creadas \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
tmux new-session -s \textless{}nombre sesion\textgreater{} & Creamos una sesion con un nombre concreto \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
tmux detach & Pone la sesión en segundo plano \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
Ctrl +b, d & Pone la sesión en segundo plano \tn 
% Row Count 9 (+ 2)
% Row 4
\SetRowColor{LightBackground}
tmux attach-session -t \textless{}nombre sesion\textgreater{} & Pone en primer plano la sesión indicada \tn 
% Row Count 11 (+ 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}{Firewalld}}  \tn
% Row 0
\SetRowColor{LightBackground}
firewall-cmd -{}-list-all & Lista las zonas definidas \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
firewall-cmd -{}-permanent -{}-add-port=22/TCP & Añadimos el puerto 22 \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
firewall-cmd -{}-permanent -{}-add-service=http & Añadimos el servicio http \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
firewall-cmd -{}-permanent -{}-remove-service=mysql & Eliminamos un servicio \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
firewall-cmd -{}-permanent -{}-add-source=192.168.1.0/24 & Añadimos una ip o rango a la whitelist \tn 
% Row Count 14 (+ 3)
% Row 5
\SetRowColor{white}
firewall-cmd -{}-permanent -{}-remove-source=192.168.1.100 & Eliminamos una ip o rango de la whitelist \tn 
% Row Count 17 (+ 3)
% Row 6
\SetRowColor{LightBackground}
firewall-cmd -{}-reload & Aplicamos los cambios \tn 
% Row Count 19 (+ 2)
% Row 7
\SetRowColor{white}
firewall-cmd -{}-permanent -{}-add-rich-rule='rule family="ipv4" source \seqsplit{address="192.168.1.100"} port protocol="tcp" port="3306" accept' & Permitimos una IP a un puerto especifico \tn 
% Row Count 26 (+ 7)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}