\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
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\usepackage{hhline}             % Border under tables
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\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{Skonry}
\pdfinfo{
  /Title (konfiguracja-dns.pdf)
  /Creator (Cheatography)
  /Author (Skonry)
  /Subject (Konfiguracja DNS Cheat Sheet)
}

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% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
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% 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{Konfiguracja DNS Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Skonry} via \textcolor{DarkBackground}{\uline{cheatography.com/68627/cs/17323/}}}
\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}Skonry \\
  \uline{cheatography.com/skonry} \\
  \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 5th October, 2018.\\
   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}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Instalacja BIND9}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{`sudo apt install bind9` \newline % Row Count 1 (+ 1)
Przydatne pakiet do testowania problemów z DNS \newline % Row Count 2 (+ 1)
`sudo apt install dnsutils`% Row Count 3 (+ 1)
} \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}{Serwer Buforujący (Caching Server)}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{W pliku {\bf{/etc/bind/named.conf.options}} dodajemy adres IP serwera DNS Dostawcy Usług Internetowych (ISP) np. Googla: \newline % Row Count 3 (+ 3)
`forwarders \{` \newline % Row Count 4 (+ 1)
`~ 8.8.8.8` \newline % Row Count 5 (+ 1)
`\};` \newline % Row Count 6 (+ 1)
Restartujemy demona BIND: \newline % Row Count 7 (+ 1)
`sudo systemctl restart bind9` \newline % Row Count 8 (+ 1)
Działanie możemy przetestować używając narzędzia dnsutils wykonując komendę dig: \newline % Row Count 10 (+ 2)
`dig -x 127.0.0.1` \newline % Row Count 11 (+ 1)
`dig google.com` \newline % Row Count 12 (+ 1)
Jeśli użyjemy "diga" po raz drugi, to powinniśmy zobaczyć drastyczny spadek czasu zapytania (query time) w porównaniu do pierwszego wywołania komendy. Oznacza to, że serwer zbuforował zapytanie.% Row Count 17 (+ 5)
} \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}{Konfiguracja Serwera Głównego (Master)}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{1. Dodanie strefy przeszukiwania w przód i strefy przeszukiwania w wstecz w pliku {\bf{/etc/bind/named.conf.local}}. \newline % Row Count 3 (+ 3)
2. Dodanie plików konfiguracyjnych dla obu stref w w katalogu {\bf{/etc/bind}}. \newline % Row Count 5 (+ 2)
3. Restart demona BIND: `sudo systemctl restart bind9`% Row Count 7 (+ 2)
} \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}{Dodanie strefy wyszukiwania w przodu}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Robimy to w pliku {\bf{/etc/bind/named.conf.local}}. Dodajemy do niego: \newline % Row Count 2 (+ 2)
`zone "naszanazwa.com" \{` \newline % Row Count 3 (+ 1)
`~type master;` \newline % Row Count 4 (+ 1)
`~file \seqsplit{/etc/bind/db.naszanazwa.com;`} \newline % Row Count 5 (+ 1)
`\};` \newline % Row Count 6 (+ 1)
file - wskazuje gdzie znajduje się plik z bazą danych strefy% Row Count 8 (+ 2)
} \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}{Strefa wyszukiwania wstecz (Reverse Zone)}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{W pliku {\bf{/etc/bind/named.conf.local}} dodajemy: \newline % Row Count 1 (+ 1)
`zone "1.168.192.in-addr.arpa" \{` \newline % Row Count 2 (+ 1)
`~type master;` \newline % Row Count 3 (+ 1)
`~file /etc/bind/db.192;` \newline % Row Count 4 (+ 1)
`\};`% Row Count 5 (+ 1)
} \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}{Forward Zone Database File}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Możemy skopiować przykładowy plik: \newline % Row Count 1 (+ 1)
`sudo cp /etc/bind/db.local \seqsplit{/etc/bind/db.naszanazwa.com`} \newline % Row Count 3 (+ 2)
Przykładowa konfiguracja: \newline % Row Count 4 (+ 1)
`\$TTL    604800` \newline % Row Count 5 (+ 1)
`@ ~ IN ~  SOA ~ ns.naszanazwa.com. root.naszanazwa.com. (` \newline % Row Count 7 (+ 2)
`~~~~~~~~~~~~~~~~~  2 ~~~~~~ ; Serial` \newline % Row Count 11 (+ 4)
`~~~~~~~~~~~~~~~~~ 604800~~ ; Refresh` \newline % Row Count 14 (+ 3)
`~~~~~~~~~~~~~~~~~ 86400~~~ ; Retry` \newline % Row Count 17 (+ 3)
`~~~~~~~~~~~~~~~~~  2419200 ~; Expire` \newline % Row Count 20 (+ 3)
`~~~~~~~~~~~~~~~~~  604800 ) ; Negative Cache TTL` \newline % Row Count 23 (+ 3)
`IN ~ A ~ 192.168.1.1` // To jest potrzebne ? \newline % Row Count 25 (+ 2)
`;` \newline % Row Count 26 (+ 1)
`@ ~ IN ~ NS ~ ns.example.com.` \newline % Row Count 27 (+ 1)
`@ ~ IN ~ A ~ 192.168.1.1` \newline % Row Count 28 (+ 1)
`ns ~IN ~ A ~ 192.168.1.1`% Row Count 29 (+ 1)
} \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}{Reverse Zone Database file}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Kopiujemy wzór pliku strefy: \newline % Row Count 1 (+ 1)
`sudo cp /etc/bind/db.127 /etc/bind/db.192` \newline % Row Count 2 (+ 1)
Przykładowa konfiguracja: \newline % Row Count 3 (+ 1)
`\$TTL    604800` \newline % Row Count 4 (+ 1)
`@ ~ IN ~  SOA ~ ns.naszanazwa.com. root.naszanazwa.com. (` \newline % Row Count 6 (+ 2)
`~~~~~~~~~~~~~~~~~  2 ~~~~~~ ; Serial` \newline % Row Count 10 (+ 4)
`~~~~~~~~~~~~~~~~~ 604800~~ ; Refresh` \newline % Row Count 13 (+ 3)
`~~~~~~~~~~~~~~~~~ 86400~~~ ; Retry` \newline % Row Count 16 (+ 3)
`~~~~~~~~~~~~~~~~~  2419200 ~; Expire` \newline % Row Count 19 (+ 3)
`~~~~~~~~~~~~~~~~~  604800 ) ; Negative Cache TTL` \newline % Row Count 22 (+ 3)
`;` \newline % Row Count 23 (+ 1)
`@ ~ IN ~ NS ~ ns.` \newline % Row Count 24 (+ 1)
`1 ~ IN ~ PTR~ ns.naszanazwa.com.`% Row Count 25 (+ 1)
} \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}{Konfiguracja}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{} \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}{Konfiguracja Serwera}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}