\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{haraldthegrey} \pdfinfo{ /Title (network-topology-and-connectivity-azure-services.pdf) /Creator (Cheatography) /Author (haraldthegrey) /Subject (Network Topology and Connectivity - Azure Services 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}{1418A3} \definecolor{LightBackground}{HTML}{F0F0F9} \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{Network Topology and Connectivity - Azure Services Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{haraldthegrey} via \textcolor{DarkBackground}{\uline{cheatography.com/210542/cs/45415/}}} \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}haraldthegrey \\ \uline{cheatography.com/haraldthegrey} \\ \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 10th January, 2025.\\ 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*}{2} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Security and Compliance}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Azure Firewall:}} Protects your network with centralized traffic filtering and monitoring. \newline % Row Count 3 (+ 3) \{\{fa-square-o\}\}{\bf{Network Security Groups (NSGs):}} Define and enforce inbound/outbound traffic rules for \{\{fa-square-o\}\}subnets and network interfaces. \newline % Row Count 7 (+ 4) \{\{fa-square-o\}\}{\bf{Azure DDoS Protection:}} Automatically mitigates DDoS attacks to safeguard your applications. \newline % Row Count 10 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Private Link:}} Establishes private endpoints for secure access to Azure services. \newline % Row Count 13 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Bastion:}} Provides secure and seamless RDP/SSH access to Azure VMs without public exposure. \newline % Row Count 16 (+ 3) \{\{fa-square-o\}\}{\bf{Microsoft Defender for Cloud:}} Monitors and improves security posture for hybrid and cloud workloads. \newline % Row Count 19 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Policy:}} Automates compliance enforcement for standards like ISO27001 and NIS$^{\textrm{2}}$.% Row Count 22 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Monitoring and Management}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Azure Monitor:}} Delivers end-to-end observability for metrics, logs, and diagnostics. \newline % Row Count 3 (+ 3) \{\{fa-square-o\}\}{\bf{Log Analytics:}} Facilitates centralized querying and analysis of logs from network and security components. \newline % Row Count 6 (+ 3) \{\{fa-square-o\}\}{\bf{Network Watcher:}} Offers powerful tools for network diagnostics, monitoring, and visualization.% Row Count 9 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Azure Services - Hybrid Connectivity Enhancements}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{EntraID / Entra Connect:}} Unifies identity and access management for cloud and On-Premises resources. \newline % Row Count 3 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Arc (Optional):}} Extends Azure's management and security capabilities to On-Premises and multi-cloud environments. \newline % Row Count 6 (+ 3) \{\{fa-square-o\}\}{\bf{Azure File Sync:}} Seamlessly integrates On-Premises file servers with Azure Files for hybrid storage solutions. \newline % Row Count 9 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Storage (Blob and File):}} Reliable, scalable cloud storage for data and backups.% Row Count 12 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Core Networking}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Virtual Network (VNet)\}}}: Foundation for hosting Azure resources and ensuring network segmentation. Allows subnets for different workloads (e.g., app, database). \newline % Row Count 4 (+ 4) \{\{fa-square-o\}\}{\bf{Azure VPN Gateway}}:Enables secure site-to-site or point-to-site connectivity between On-Premises and Azure. \newline % Row Count 7 (+ 3) \{\{fa-square-o\}\}{\bf{ExpressRoute:}}Provides dedicated, private, high-bandwidth connectivity to Azure. \newline % Row Count 9 (+ 2) \{\{fa-square-o\}\}{\bf{Azure Virtual WAN (Optional):}} Simplifies global network architecture and provides branch-to-Azure and branch-to-branch connectivity. \newline % Row Count 13 (+ 4) \{\{fa-square-o\}\}{\bf{Azure DNS:}}Provides name resolution for resources within and outside Azure.% Row Count 15 (+ 2) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Scalability and Performance}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Azure Load Balancer:}} Balances traffic across VMs, ensuring high availability. \newline % Row Count 2 (+ 2) \{\{fa-square-o\}\}{\bf{ Azure Application Gateway:}} Provides advanced Layer 7 routing, SSL termination, and web application firewall (WAF) features. \newline % Row Count 5 (+ 3) \{\{fa-square-o\}\}{\bf{Traffic Manager:}} Uses DNS-based routing to distribute traffic across multiple Azure regions.% Row Count 8 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{IoT and Edge Scenarios}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Azure IoT Hub (if IoT integration is required):}} Facilitates secure and scalable device-to-cloud communication. \newline % Row Count 3 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Edge Zones (Optional):}} Brings Azure services closer to users for low-latency applications. \newline % Row Count 6 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Content Delivery Network (CDN):}} Speeds up content delivery through caching at global edge locations.% Row Count 9 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Additional Resources for Redundancy}} \tn \SetRowColor{white} \mymulticolumn{1}{x{8.4cm}}{\{\{fa-square-o\}\}{\bf{Azure Availability Zones:}} Enhance fault tolerance by distributing resources across isolated zones within a region. \newline % Row Count 3 (+ 3) \{\{fa-square-o\}\}{\bf{Azure Region Pairing:}} Leverages geographically paired Azure regions for disaster recovery and geo-redundancy.% Row Count 6 (+ 3) } \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}