{"id":47481,"date":"2026-09-01T21:35:51","date_gmt":"2026-09-01T21:35:51","guid":{"rendered":"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/?post_type=gsma_theme_resources&#038;p=47481"},"modified":"2026-10-01T13:30:14","modified_gmt":"2026-10-01T13:30:14","slug":"connectivity-choices-for-industrial-iot","status":"publish","type":"gsma_theme_resources","link":"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/gsma_resources\/connectivity-choices-for-industrial-iot\/","title":{"rendered":"Smart Manufacturing Unpacked: Connectivity choices for industrial IoT"},"content":{"rendered":"\n<h2 id=\"h-navigating-brownfield-connectivity\" class=\"wp-block-heading\">Navigating brownfield connectivity <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most factories are brownfield environments containing a complex mix of new equipment and decades-old legacy machines. The primary objective of IIoT connectivity is to securely extract trapped data without disrupting live operations. Forward-looking industrial teams typically deploy a flexible connectivity architecture that combines existing operational technologies with modern networking and software layers. This often involves industrial gateways, edge computing platforms, and protocol translation services connecting legacy proprietary systems to standardised digital environments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Industrial IoT depends on getting useful data from machines, people, assets and processes, then turning that data into better operational decisions. In a brownfield site, connectivity is a strategic smart manufacturing choice: it shapes how quickly a site can see downtime, track assets, monitor quality, reduce manual checks and adapt production layouts. Ethernet, Wi-Fi and gateways remain important foundations, but when the bigger picture includes broad coverage, mobile assets, reconfigurable lines or operations beyond the plant boundary, private 5G and cellular options may become stronger candidates. Final choices should still be validated against plant layout, existing systems, operational priorities, cost and business case. This section is for manufacturing leaders, plant teams, OT\/IT teams and digital transformation leads making practical IIoT connectivity decisions<\/p>\n\n\n\n<div style=\"height:51px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<!-- Copilot Build: v9.1 | Active Feature: SR3 text layout and factory animation alignment -->\n<div id=\"iiot-sr3-app\" class=\"iiot-sr3-app\" data-iiot-component=\"sr3\" tabindex=\"-1\">\n<style>@import url('https:\/\/fonts.googleapis.com\/css2?family=Inter:wght@400;500;600;700;800&display=swap');\n\n.iiot-sr3-app {\n  --gsma-red:#DC002B; --gsma-red-deep:#BA0328; --ink:#202124; --muted:#5F6169; --line:#CFCFD4;\n  --panel:#fff; --soft:#F4F5F7; --page-top:#F7F7F8; --page-bottom:#EFF1F4;\n  --steel-1:#EEF1F4; --steel-2:#D6DAE1; --steel-3:#B8C0CB; --steel-4:#7A818E; --steel-5:#4A5260; --steel-6:#2E343E;\n  --warn:#A75E00; --wifi:#7F8794; --gateway:#758093; --cellular:#5F6775;\n  --shadow:0 14px 38px rgba(32,33,36,.08); --shadow-soft:0 8px 22px 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state helpers *\/\n.iiot-sr3-app .page{width:100%}\n.iiot-sr3-app .visual-header p{max-width:110ch}\n.iiot-sr3-app .scene-btn{border-radius:0}\n.iiot-sr3-app .scene-btn span{display:block}\n.iiot-sr3-app .node.dim{opacity:.34}\n.iiot-sr3-app .node.active{opacity:1}\n.iiot-sr3-app .agv-limited{opacity:.36}\n.iiot-sr3-app .agv-caution{opacity:.72}\n.iiot-sr3-app .agv-active{opacity:1}\n.iiot-sr3-app .route-note{font-size:.78rem;fill:var(--steel-5);font-weight:800}\n\n\/* Component-width responsive fallback *\/\n.iiot-sr3-app.iiot-sr3-narrow .hybrid-layout{grid-template-columns:1fr}\n.iiot-sr3-app.iiot-sr3-narrow .hybrid-diagram{min-height:360px}\n\n<\/style>\n\n<div class=\"page\">\n\n<header id=\"app-header\" class=\"masthead\">\n  <div class=\"eyebrow\">Part 3 | The how<\/div>\n  <h1>Connectivity choices for brownfield IIoT<\/h1>\n<\/header>\n\n<div class=\"layout\">\n\n<aside id=\"story-sidebar\" class=\"sidebar\">\n<section id=\"scene-navigation\" class=\"panel\">\n<div class=\"panel-kicker\">Guided comparison<\/div>\n<h2>Same factory, different connection choices<\/h2>\n<p>Select a scene to see how each option affects IIoT data paths, mobile assets and brownfield constraints.<\/p>\n<div class=\"scene-list\" id=\"sceneList\">\n<button class=\"scene-btn active\" type=\"button\" data-scene=\"overview\"><strong>1. Brownfield overview<\/strong><span>Mixed legacy and newer assets.<\/span><\/button>\n<button class=\"scene-btn\" type=\"button\" data-scene=\"ethernet\"><strong>2. Industrial Ethernet<\/strong><span>Fixed equipment and stable paths.<\/span><\/button>\n<button class=\"scene-btn\" type=\"button\" data-scene=\"wifi\"><strong>3. Wi-Fi<\/strong><span>Worker devices and indoor access.<\/span><\/button>\n<button class=\"scene-btn\" type=\"button\" data-scene=\"gateway\"><strong>4. Gateways<\/strong><span>Legacy extraction and translation.<\/span><\/button>\n<button class=\"scene-btn\" type=\"button\" data-scene=\"fiveg\"><strong>5. Private 5G<\/strong><span>Mobile assets and flexible layouts.<\/span><\/button>\n<\/div>\n<\/section>\n<\/aside>\n\n<main id=\"comparison-app\" class=\"main\">\n\n<section id=\"visual-header\" class=\"panel visual-header\">\n<div class=\"panel-kicker\">Factory visual<\/div>\n<h2>One factory, one set of IIoT data needs<\/h2>\n<p>The factory visual shows why connectivity strategy matters for IIoT and smart manufacturing. The scene keeps the same brownfield plant, then changes the connectivity model so you can see the effect on fixed machines, moving AGVs, robot cells, worker devices, legacy signals and conveyor data. Ethernet and gateways are strong for fixed and legacy assets, Wi-Fi supports familiar indoor device coverage, and private 5G becomes more relevant when the site needs broader wireless coverage, mobile operations and future flexibility.<\/p>\n<\/section>\n\n<section id=\"factory-shell\" class=\"visual-shell\">\n\n<section id=\"decision-insight\" class=\"insight-panel\" aria-live=\"polite\">\n<div class=\"insight-item\"><div class=\"metric-kicker\">Best fit<\/div><strong id=\"insightBest\">Brownfield discovery<\/strong><p id=\"insightBestText\">Start by identifying what operational data is needed and where it exists today.<\/p><\/div>\n<div class=\"insight-item\"><div class=\"metric-kicker\">Watch-out<\/div><strong id=\"insightWatch\">Mixed constraints<\/strong><p id=\"insightWatchText\">Legacy interfaces, moving assets and recabling limits can point to different technologies.<\/p><\/div>\n<div class=\"insight-item\"><div class=\"metric-kicker\">Typical IIoT use<\/div><strong id=\"insightUse\">Visibility first<\/strong><p id=\"insightUseText\">Downtime, quality, production visibility, asset tracking, energy and manual checks.<\/p><\/div>\n<div class=\"insight-item\"><div class=\"metric-kicker\">Strategic point<\/div><strong id=\"insightStrategy\">Choose architecture<\/strong><p id=\"insightStrategyText\">The connectivity mix shapes how easily the site can scale smart manufacturing use cases.<\/p><\/div>\n<\/section>\n\n<div class=\"visual-key\">\n<span class=\"vk-title\">Visual key<\/span>\n<span class=\"vk-item\"><i style=\"background:#A75E00\"><\/i>Industrial Ethernet<\/span>\n<span class=\"vk-item\"><i style=\"background:#7F8794\"><\/i>Wi-Fi coverage<\/span>\n<span class=\"vk-item\"><i style=\"background:#758093\"><\/i>Gateway bridge<\/span>\n<span class=\"vk-item\"><i style=\"background:#DC002B\"><\/i>Private 5G path<\/span>\n<span class=\"vk-scene\" id=\"sceneLabel\">Scene 1 \u00b7 Brownfield overview<\/span>\n<\/div>\n\n<svg class=\"factory-svg\" viewBox=\"0 0 1280 720\" role=\"img\" aria-labelledby=\"factoryTitle factoryDesc\">\n<title id=\"factoryTitle\">Brownfield IIoT connectivity comparison<\/title>\n<desc id=\"factoryDesc\">Simplified factory visual showing industrial Ethernet, Wi-Fi, gateway approaches and private 5G for brownfield IIoT decisions.<\/desc>\n<rect width=\"1280\" height=\"720\" fill=\"#FBFBFC\"><\/rect>\n\n<g id=\"factoryGroup\" transform=\"translate(88,92)\">\n\n<polygon points=\"120,382 928,382 1074,464 266,464\" class=\"shell\"><\/polygon>\n<polygon points=\"928,382 1074,464 1074,590 928,510\" fill=\"#D6DAE1\" stroke=\"#B8C0CB\" stroke-width=\"1.4\"><\/polygon>\n<polygon points=\"120,382 266,464 266,590 120,510\" fill=\"#fff\" stroke=\"#CFCFD4\" stroke-width=\"1.4\"><\/polygon>\n<polygon points=\"205,170 958,170 1090,246 336,246\" class=\"shell\"><\/polygon>\n<polygon points=\"958,170 1090,246 1090,360 958,288\" fill=\"#D6DAE1\" stroke=\"#B8C0CB\" stroke-width=\"1.4\"><\/polygon>\n<polygon 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class=\"gateway-line\"><\/path>\n<path d=\"M938 510 L520 462\" class=\"gateway-line\" opacity=\".68\"><\/path>\n<\/g>\n\n<g id=\"layer-fiveg\" class=\"layer\">\n<circle cx=\"620\" cy=\"350\" r=\"310\" fill=\"rgba(220,0,43,.035)\" stroke=\"rgba(220,0,43,.22)\" stroke-width=\"3\" class=\"coverage-pulse\"><\/circle>\n<circle cx=\"620\" cy=\"350\" r=\"230\" fill=\"none\" stroke=\"rgba(220,0,43,.18)\" stroke-width=\"2\" class=\"coverage-pulse delay\"><\/circle>\n<text x=\"746\" y=\"164\" class=\"small-label\">Broader site coverage layer<\/text>\n<g transform=\"translate(420,108)\"><rect x=\"-12\" y=\"0\" width=\"24\" height=\"14\" fill=\"#576172\"><\/rect><polygon points=\"0,14 24,68 -24,68\" fill=\"#2E343E\"><\/polygon><circle cx=\"0\" cy=\"14\" r=\"6\" fill=\"#DC002B\"><\/circle><path d=\"M-26 6 Q0 -22 26 6\" stroke=\"#DC002B\" stroke-width=\"2.2\" fill=\"none\" opacity=\".76\"><\/path><path d=\"M-42 -4 Q0 -42 42 -4\" stroke=\"#DC002B\" stroke-width=\"2.2\" fill=\"none\" opacity=\".48\"><\/path><text x=\"0\" y=\"88\" text-anchor=\"middle\" class=\"small-label\">5G radio<\/text><\/g>\n<path d=\"M166 210 L420 122\" class=\"fiveg-soft\"><\/path>\n<path d=\"M420 122 L458 290\" class=\"fiveg-line\"><\/path>\n<path d=\"M420 122 L852 496\" class=\"fiveg-line\"><\/path>\n<path id=\"fivegAgvLink\" d=\"M420 122 L330 518\" class=\"fiveg-line\"><\/path>\n<\/g>\n\n<g id=\"packets-overview\" class=\"packet-layer active\"><circle id=\"packetOverviewA\" cx=\"166\" cy=\"210\" r=\"5\" class=\"packet brown\"><\/circle><circle id=\"packetOverviewB\" cx=\"620\" cy=\"232\" r=\"5\" class=\"packet grey\"><\/circle><\/g>\n<g id=\"packets-ethernet\" class=\"packet-layer\"><circle id=\"packetEtherA\" cx=\"166\" cy=\"210\" r=\"5\" class=\"packet brown\"><\/circle><circle id=\"packetEtherB\" cx=\"166\" cy=\"210\" r=\"5\" class=\"packet brown\"><\/circle><\/g>\n<g id=\"packets-wifi\" class=\"packet-layer\"><circle id=\"packetWifiA\" cx=\"620\" cy=\"232\" r=\"5\" class=\"packet 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brownfield decision path and hybrid deployment message into one compact section.<\/p>\n\n<div class=\"tab-row\" role=\"tablist\" aria-label=\"IIoT connectivity guide tabs\">\n<button class=\"tab-btn active\" type=\"button\" data-tab=\"compare\">Compare options<\/button>\n<button class=\"tab-btn\" type=\"button\" data-tab=\"path\">Decision path<\/button>\n<button class=\"tab-btn\" type=\"button\" data-tab=\"hybrid\">Hybrid reality<\/button>\n<\/div>\n\n<div id=\"tab-compare\" class=\"tab-panel active\">\n<div class=\"compare-table-wrap\">\n<table aria-label=\"Connectivity technology comparison\">\n<thead>\n<tr><th>Technology<\/th><th>Strength<\/th><th>Limitation<\/th><th>Typical IIoT use<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>Industrial Ethernet<\/td><td>Reliable fixed connectivity for machines and controls.<\/td><td>Limited mobility; recabling can be disruptive when layouts change.<\/td><td>PLCs, CNCs, conveyors, robot cells and fixed production assets.<\/td><\/tr>\n<tr><td>Wi-Fi<\/td><td>Familiar indoor wireless for people and devices.<\/td><td>Needs careful design for interference, backhaul, roaming and coverage.<\/td><td>Tablets, HMIs, scanners, operator dashboards and indoor data capture.<\/td><\/tr>\n<tr><td>Gateway approaches<\/td><td>Practical bridge for legacy machines and protocol translation.<\/td><td>Adds devices that must be powered, secured, maintained and managed.<\/td><td>Brownfield extraction, sensor overlays and connecting older equipment onwards through Ethernet or Wi-Fi.<\/td><\/tr>\n<tr><td>Private 5G<\/td><td>Controlled wireless option for mobility, coverage and flexible layouts.<\/td><td>Needs deployment planning, compatible devices, skills and a justified business case.<\/td><td>AGVs, AMRs, mobile operations and sites where layout flexibility matters.<\/td><\/tr>\n<tr><td>Public cellular<\/td><td>Useful when IIoT assets operate beyond the factory network.<\/td><td>Less central to the factory-floor story; suitability depends on coverage, region and service model.<\/td><td>Remote assets, yards, fleets, temporary locations and off-site monitoring.<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n\n<div id=\"tab-path\" class=\"tab-panel\">\n<div class=\"decision-path\">\n<div class=\"step-list\" role=\"tablist\" aria-label=\"Brownfield IIoT decision path\">\n<button class=\"step-btn active\" type=\"button\" data-step=\"0\"><strong>1. What data do you need?<\/strong><span>Start with the operational question.<\/span><\/button>\n<button class=\"step-btn\" type=\"button\" data-step=\"1\"><strong>2. Where does it exist?<\/strong><span>Map machines, devices and manual points.<\/span><\/button>\n<button class=\"step-btn\" type=\"button\" data-step=\"2\"><strong>3. How can it connect?<\/strong><span>Match route to asset type.<\/span><\/button>\n<button class=\"step-btn\" type=\"button\" data-step=\"3\"><strong>4. What constraints matter?<\/strong><span>Check plant reality.<\/span><\/button>\n<button class=\"step-btn\" type=\"button\" data-step=\"4\"><strong>5. What architecture fits?<\/strong><span>Combine where needed.<\/span><\/button>\n<\/div>\n\n<div class=\"path-detail\" id=\"pathDetail\">\n<h3>What operational data do you need?<\/h3>\n<p>IIoT should start with a practical manufacturing question, not a preferred technology.<\/p>\n<ul>\n<li>Why did production output drop?<\/li>\n<li>Which asset is causing downtime?<\/li>\n<li>Where are work-in-progress materials?<\/li>\n<li>Which machine is using the most energy?<\/li>\n<li>What quality issue is emerging?<\/li>\n<\/ul>\n<div class=\"example-callout\">\n<strong>Illustrative example: packaging line visibility<\/strong>\n<p>A packaging line may start with a downtime question: which machine state, stoppage reason or operator check is missing from the current view? This points the project towards the data that must be collected before choosing a network.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div id=\"tab-hybrid\" class=\"tab-panel\">\n<div class=\"hybrid-layout\">\n\n<div class=\"hybrid-diagram\" role=\"img\" aria-label=\"Factory systems connected to Ethernet, Wi-Fi, gateways, private 5G and public cellular\">\n\n<svg class=\"hybrid-lines\" viewBox=\"0 0 100 100\" preserveAspectRatio=\"none\" aria-hidden=\"true\">\n<line x1=\"50\" y1=\"50\" x2=\"18\" y2=\"22\" stroke=\"#A75E00\" stroke-width=\"1\"><\/line>\n<line x1=\"50\" y1=\"50\" x2=\"38\" y2=\"10\" stroke=\"#7F8794\" stroke-width=\"1\"><\/line>\n<line x1=\"50\" y1=\"50\" x2=\"82\" y2=\"22\" stroke=\"#DC002B\" stroke-width=\"1\"><\/line>\n<line x1=\"50\" y1=\"50\" x2=\"30\" y2=\"82\" stroke=\"#758093\" stroke-width=\"1\" stroke-dasharray=\"3 2\"><\/line>\n<line x1=\"50\" y1=\"50\" x2=\"72\" y2=\"82\" stroke=\"#5F6775\" stroke-width=\"1\"><\/line>\n<\/svg>\n\n<div class=\"hybrid-node hybrid-node-core\">\nFactory systems\n<small>MES \u00b7 SCADA \u00b7 analytics<\/small>\n<\/div>\n\n<div class=\"hybrid-node hybrid-node-ethernet\">Ethernet<\/div>\n<div class=\"hybrid-node hybrid-node-wifi\">Wi-Fi<\/div>\n<div class=\"hybrid-node hybrid-node-private\">Private 5G<\/div>\n<div class=\"hybrid-node hybrid-node-gateway\">Gateways<\/div>\n\n<div class=\"hybrid-node hybrid-node-public\">\nPublic cellular\n<small>external assets<\/small>\n<\/div>\n\n<\/div>\n\n<div>\n<h3>No single connectivity technology fits all manufacturing use cases<\/h3>\n<ul class=\"hybrid-list\">\n<li>Hybrid deployments are common in brownfield IIoT.<\/li>\n<li>Ethernet, Wi-Fi, cellular, private 5G and gateways can coexist.<\/li>\n<li>Gateways may connect onwards through Wi-Fi or Ethernet depending on site architecture.<\/li>\n<li>Network decisions should follow operational needs, not technology preference.<\/li>\n<li>Use this as a starting point. Final choices should be validated against your plant layout, existing systems, operational priorities and business case.<\/li>\n<\/ul>\n<\/div>\n\n<\/div>\n<\/div>\n\n<\/section>\n\n<section id=\"strategic-summary\" class=\"summary-strip\">\n<div class=\"icon\">i<\/div>\n<p>Choose connectivity by IIoT requirement first. Most brownfield factories use a combination of Ethernet, Wi-Fi, gateways and, where justified, private 5G. Public cellular may be relevant when assets extend beyond the plant boundary, and private 5G becomes more strategically attractive when mobility, wider coverage and long-term flexibility matter together.<\/p>\n<\/section>\n\n<\/main>\n<\/div>\n<\/div>\n\n<div id=\"glossaryPopover\" class=\"glossary-popover\" role=\"dialog\" aria-live=\"polite\" aria-hidden=\"true\">\n<strong id=\"glossaryTitle\">Term<\/strong>\n<p id=\"glossaryText\">Definition<\/p>\n<\/div>\n\n<script>\n(function(){\nconst root=document.currentScript.closest('.iiot-sr3-app');\nif(!root)return;\nconst byId=(id)=>root.querySelector('#'+id);\n\nconst sceneData={\noverview:{\nlabel:\"Scene 1 \u00b7 Brownfield overview\",\nbest:\"Brownfield discovery\",\nbestText:\"Start by identifying what operational data is needed and where it exists today.\",\nwatch:\"Mixed constraints\",\nwatchText:\"Legacy interfaces, moving assets and recabling limits can point to different technologies.\",\nuse:\"Visibility first\",\nuseText:\"Downtime, quality, production visibility, asset tracking, energy and manual checks.\",\nstrategy:\"Choose architecture\",\nstrategyText:\"The connectivity mix shapes how easily the site can scale smart manufacturing use cases.\",\nactiveNodes:[\"node-core\",\"node-cnc\",\"node-pack\",\"node-robot\",\"node-scan\",\"node-sensor\",\"node-tablet\"]\n},\nethernet:{\nlabel:\"Scene 2 \u00b7 Industrial Ethernet\",\nbest:\"Fixed machines\",\nbestText:\"Best suited to equipment that stays in place and needs stable physical data paths.\",\nwatch:\"Mobility limitation\",\nwatchText:\"Ethernet is strong for fixed machines, but it does not suit moving assets without extra infrastructure or recabling.\",\nuse:\"Control and fixed assets\",\nuseText:\"PLCs, CNCs, robot cells, conveyors and packaging lines.\",\nstrategy:\"Stable foundation\",\nstrategyText:\"Use wired Ethernet where fixed equipment needs predictable paths; use another route for mobile assets.\",\nactiveNodes:[\"node-core\",\"node-cnc\",\"node-pack\",\"node-robot\"]\n},\nwifi:{\nlabel:\"Scene 3 \u00b7 Wi-Fi\",\nbest:\"Indoor access\",\nbestText:\"Useful for worker devices, scanners, tablets and familiar indoor wireless.\",\nwatch:\"Roaming and interference\",\nwatchText:\"Moving assets may pause or lose continuity if roaming, interference, AP design or backhaul are not planned well.\",\nuse:\"People and devices\",\nuseText:\"Scanners, tablets, operator dashboards, HMIs and indoor data capture.\",\nstrategy:\"Familiar coverage\",\nstrategyText:\"Wi-Fi can support indoor capture, but industrial mobility and coverage need deliberate design.\",\nactiveNodes:[\"node-core\",\"node-scan\",\"node-tablet\"]\n},\ngateway:{\nlabel:\"Scene 4 \u00b7 Gateways\",\nbest:\"Legacy extraction\",\nbestText:\"Useful where older assets need to share data without full replacement.\",\nwatch:\"Extra hardware layer\",\nwatchText:\"Gateways must be powered, secured, monitored and maintained; they may connect onwards through Ethernet or Wi-Fi.\",\nuse:\"Brownfield bridge\",\nuseText:\"Protocol translation, sensor overlays and legacy machine monitoring.\",\nstrategy:\"Phased retrofit\",\nstrategyText:\"Gateways are a bridge for legacy data, not a universal mobility network.\",\nactiveNodes:[\"node-core\",\"node-sensor\",\"node-cnc\"]\n},\nfiveg:{\nlabel:\"Scene 5 \u00b7 Private 5G\",\nbest:\"Mobile operations\",\nbestText:\"Best considered where mobile assets, wider coverage and flexible layouts are important.\",\nwatch:\"Deployment case\",\nwatchText:\"Needs compatible devices, integration planning, skills and a justified business case.\",\nuse:\"Flexible layouts\",\nuseText:\"AGVs, AMRs, mobile operations and changing production layouts.\",\nstrategy:\"Bigger-picture mobility\",\nstrategyText:\"Private 5G becomes more compelling when coverage, mobility and future layout flexibility matter together.\",\nactiveNodes:[\"node-core\",\"node-pack\",\"node-robot\",\"node-tablet\",\"node-scan\"]\n}\n};\n\nconst pathSteps=[\n{\ntitle:\"What operational data do you need?\",\nbody:\"IIoT should start with a practical manufacturing question, not a preferred technology.\",\nbullets:[\"Why did production output drop?\",\"Which asset is causing downtime?\",\"Where are work-in-progress materials?\",\"Which machine is using the most energy?\",\"What quality issue is emerging?\"],\nexampleTitle:\"Illustrative example: packaging line visibility\",\nexampleText:\"A packaging line may start with a downtime question: which machine state, stoppage reason or operator check is missing from the current view? This points the project towards the data that must be collected before choosing a network.\"\n},\n{\ntitle:\"Where does the data exist today?\",\nbody:\"In brownfield factories, useful data may already exist but be difficult to access.\",\nbullets:[\"PLCs, CNCs and robot cells\",\"Existing sensors and machine signals\",\"Scanners, tablets and HMIs\",\"Mobile assets and material movements\",\"Manual checks and paper-based records\"],\nexampleTitle:\"Illustrative example: legacy machine signals\",\nexampleText:\"The same packaging line may already hold useful signals in PLCs, label sensors, scanners and manual shift reports. The IIoT task is to locate those sources and decide which are reliable enough to connect.\"\n},\n{\ntitle:\"How can the data be connected?\",\nbody:\"Match the connection route to the asset type and operational need.\",\nbullets:[\"Ethernet for fixed equipment and stable data paths\",\"Wi-Fi for worker devices and indoor access\",\"Gateways for legacy extraction and protocol translation\",\"Private 5G for mobile assets and flexible layouts\",\"Public cellular where assets operate beyond the factory boundary\"],\nexampleTitle:\"Illustrative example: mixed connection routes\",\nexampleText:\"Fixed controls on the packaging line may stay on Ethernet, older machines may need a gateway, scanners may use Wi-Fi and mobile material movement may only justify private 5G if mobility becomes operationally important.\"\n},\n{\ntitle:\"What constraints influence the decision?\",\nbody:\"A technically possible option may still be the wrong fit if it ignores plant reality.\",\nbullets:[\"Are assets fixed or mobile?\",\"Is recabling difficult or disruptive?\",\"Are legacy protocols involved?\",\"Is site-wide coverage required?\",\"Will layouts or mobile workflows change over time?\"],\nexampleTitle:\"Illustrative example: recabling and movement\",\nexampleText:\"If the line is difficult to recable or frequently reconfigured, a purely wired approach may slow future changes. If the assets are fixed and stable, Ethernet and gateways may remain the most practical starting point.\"\n},\n{\ntitle:\"What architecture best fits the requirement?\",\nbody:\"Most deployments combine technologies rather than selecting one universal network.\",\nbullets:[\"Fixed line: Ethernet plus gateways\",\"Connected workforce: Ethernet plus Wi-Fi\",\"Mobile operations: Ethernet plus private 5G\",\"Brownfield hybrid: Ethernet, Wi-Fi, gateways and private 5G\",\"External assets: public cellular where relevant\"],\nexampleTitle:\"Illustrative example: brownfield hybrid outcome\",\nexampleText:\"A practical packaging-line architecture may combine Ethernet for fixed controls, gateways for brownfield extraction, Wi-Fi for scanners and tablets, and private 5G later if AGVs, AMRs or flexible layouts become part of the business case.\"\n}\n];\n\nconst glossary={\nbrownfield:{title:\"Brownfield site\",text:\"A manufacturing site with existing machinery, controls, networks and processes that new IIoT connectivity must work with.\"},\nprivate5g:{title:\"Private 5G\",text:\"A dedicated cellular network for a site. It may help where mobility, broad coverage and control are important, but suitability depends on devices, region, skills, cost and business case.\"},\ngateway:{title:\"Gateway\",text:\"A device or software layer that translates or routes data between older equipment and newer systems. It may connect onwards through Ethernet, Wi-Fi or another network.\"},\nethernet:{title:\"Industrial Ethernet\",text:\"A wired industrial network commonly used for fixed machines, control systems and predictable data paths.\"},\nlatency:{title:\"Latency\",text:\"The delay between sending data and receiving a response. 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class=\"wp-block-group banner_right-img_container gsma-load-hidden\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-columns banner_right-img_columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column banner_right-img_column_left is-layout-flow wp-block-column-is-layout-flow\">\n<h2 id=\"h-the-limitations-of-wi-fi-and-the-5g-network-advantage\" class=\"wp-block-heading banner_right-img_title\">The limitations of Wi-Fi and the 5G network advantage<\/h2>\n\n\n\n<p class=\"banner_right-img_blurb wp-block-paragraph\">This architecture is increasingly supported by wireless backbones: cellular IoT and private 5G networks. These provide the flexibility, mobility, and scalable coverage that modern industrial operations need. Traditional wired Ethernet offers a reliable baseline. The cabling is expensive to install and difficult to reconfigure.<\/p>\n\n\n<\/div>\n\n\n\n<div class=\"wp-block-column banner_right-img_column_right is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full banner_right-img_image\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"688\" src=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/IoT_Connectivity_27.08.26_710x688.jpg\" alt=\"5G router as indicating Connectivity choices for industrial IoT\" class=\"wp-image-47517\" srcset=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/IoT_Connectivity_27.08.26_710x688.jpg 710w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/IoT_Connectivity_27.08.26_710x688-300x291.jpg 300w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<div style=\"height:101px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Wi-Fi 6 is cost-effective for standard IT operations and static indoor environments. However, Wi-Fi suffers from coverage limitations, typically only reaching 30 to 50 metres indoors. It requires a dense access-point layout and often struggles with signal interference in steel-heavy industrial environments. Wi-Fi also struggles with seamless handovers. AGVs must often stop or slow down when switching between access points.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A private 5G network operates on licensed spectrum, avoiding electromagnetic interference and delivering the deterministic reliability that mission-critical operations require. A 5G network supports massive device density while guaranteeing strict latency boundaries.<\/p>\n\n\n\n<div style=\"height:51px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-digital-reconfiguration-over-physical-cables\" class=\"wp-block-heading\">Digital reconfiguration over physical cables<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A major operational benefit of deploying a wireless network is the ability to reconfigure the factory layout digitally. Traditionally, adapting a production line meant halting operations to run new physical Ethernet cables. A wireless 5G backbone eliminates this rigid infrastructure. Facilities can relocate machines, deploy AGVs, and adapt production lines without running new cables. The digital flexibility cuts both material and labour costs.<\/p>\n\n\n\n<div style=\"height:51px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\">\n<figure class=\"wp-block-image size-medium\"><img decoding=\"async\" src=\"https:\/\/www.gsma.com\/solutions-and-impact\/technologies\/networks\/wp-content\/uploads\/2026\/05\/red_Guidelines-standards-500x500.png\" alt=\"Red outline of a cube, sphere, and pyramid on a light grey background.\" class=\"wp-image-46733\" style=\"object-fit:cover\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:80%\">\n<h2 id=\"h-challenge\" class=\"wp-block-heading\">Challenge<\/h2>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">The most significant hurdle in a diverse factory is getting old machinery to speak a modern digital language. Industrial IoT gateways act as translators in this environment.<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These ruggedised devices sit between machines and the network. They convert legacy serial protocols such as Modbus or PROFIBUS into cloud-friendly formats like MQTT or OPC UA.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\">\n<figure class=\"wp-block-image size-medium\"><img decoding=\"async\" src=\"https:\/\/www.gsma.com\/solutions-and-impact\/technologies\/networks\/wp-content\/uploads\/2026\/05\/red_Ideas-innovate-500x500.png\" alt=\"Red outline of a lightbulb with a cog inside, symbolising innovation, ideas, or technical creativity.\" class=\"wp-image-46738\" style=\"object-fit:cover\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:80%\">\n<h2 id=\"h-solution\" class=\"wp-block-heading\">Solution<\/h2>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Advanced 5G networks can now handle the conversion and transport of these industrial communication protocols within the network layer. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Layer 2 tunnelling over private 5G carries legacy industrial frames natively. No hardware modifications to existing PLCs are needed. This allows factories to integrate decades-old machinery into the modern digital ecosystem while protecting existing equipment investments.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-connectivity-choices-for-industrial-iot-iiot\" class=\"wp-block-heading\">Connectivity choices for Industrial IoT (IIoT)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IIoT deployments match connectivity to the job: private 5G for mobility, LPWAN for low-power sensors, wired Ethernet for deterministic control. Each technology section covers strengths, limitations, and typical use cases, with a rule of thumb at the end.<\/p>\n\n\n\n<div class=\"wp-block-gsma-accordion accordion_block gsma-load-hidden faq\">\n<h3 id=\"h-key-decision-factors-before-choosing\" class=\"wp-block-heading accordion_question\">Key decision factors (before choosing)<\/h3>\n\n\n\n<div class=\"wp-block-group accordion_answer_container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">When selecting connectivity, most industrial deployments balance:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Coverage<\/strong> \u2013 indoor factory, campus, remote site, global footprint<\/li>\n\n\n\n<li><strong>Latency<\/strong> \u2013 milliseconds (control) vs seconds (monitoring)<\/li>\n\n\n\n<li><strong>Reliability &amp; determinism<\/strong> \u2013 critical for automation and safety<\/li>\n\n\n\n<li><strong>Bandwidth<\/strong> \u2013 small sensor data vs video \/ AI workloads<\/li>\n\n\n\n<li><strong>Power consumption<\/strong> \u2013 battery devices vs mains-powered<\/li>\n\n\n\n<li><strong>Security &amp; isolation<\/strong> \u2013 private vs public networks<\/li>\n\n\n\n<li><strong>Cost (CapEx + OpEx)<\/strong> \u2013 infrastructure, spectrum, devices<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gsma-accordion accordion_block gsma-load-hidden faq\">\n<h3 id=\"h-main-connectivity-options\" class=\"wp-block-heading accordion_question\">Main connectivity options<\/h3>\n\n\n\n<div class=\"wp-block-group accordion_answer_container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\"><strong>A. Wired (Industrial Ethernet &amp; Fieldbus)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Examples:<\/strong> PROFINET, EtherNet\/IP, Modbus TCP, CAN bus<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Real-time control systems (robots, PLCs)<\/li>\n\n\n\n<li>Deterministic, ultra-reliable environments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Very low latency and high reliability<\/li>\n\n\n\n<li>Deterministic performance<\/li>\n\n\n\n<li>Mature, widely deployed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No mobility<\/li>\n\n\n\n<li>High installation cost and complexity<\/li>\n\n\n\n<li>Difficult to scale across large or dynamic sites<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. Wi-Fi (Wi-Fi 5\/6\/6E)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Indoor factory connectivity<\/li>\n\n\n\n<li>Non-critical data and worker mobility<\/li>\n\n\n\n<li>Video, tablets, handheld devices<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High bandwidth<\/li>\n\n\n\n<li>Relatively low cost<\/li>\n\n\n\n<li>Easy to deploy in existing IT environments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Interference in industrial environments<\/li>\n\n\n\n<li>Limited QoS guarantees compared to 5G<\/li>\n\n\n\n<li>Roaming and reliability challenges for critical OT<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. Cellular Connectivity<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4G (LTE \u2013 Public and Private)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wide-area connectivity (primarily public networks)<\/li>\n\n\n\n<li>Asset tracking and remote monitoring<\/li>\n\n\n\n<li>Early-stage or cost-sensitive private network deployments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mature, proven ecosystem with broad device availability<\/li>\n\n\n\n<li>Extensive global coverage via public networks<\/li>\n\n\n\n<li>Reliable performance for non-time-critical use cases<\/li>\n\n\n\n<li>Can be deployed as private LTE for additional control and security<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Latency typically too high for real-time industrial control<\/li>\n\n\n\n<li>Limited support for deterministic performance<\/li>\n\n\n\n<li>Not designed for advanced automation or time-sensitive networking<\/li>\n\n\n\n<li>Less flexibility compared to 5G in supporting diverse IIoT requirements<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5G (Non-Standalone \u2013 NSA, mainly Public today)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High-bandwidth applications (e.g. video analytics, AR\/VR support)<\/li>\n\n\n\n<li>Connected assets across large geographies (public networks)<\/li>\n\n\n\n<li>Enhanced mobile broadband in industrial environments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lower latency than 4G (but still dependent on 4G core)<\/li>\n\n\n\n<li>Higher throughput for data-intensive applications<\/li>\n\n\n\n<li>Improved device density support<\/li>\n\n\n\n<li>Available widely via public network deployments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Still reliant on 4G core network \u2192 limits full 5G capabilities<\/li>\n\n\n\n<li>Limited support for true determinism or guaranteed QoS<\/li>\n\n\n\n<li>Network slicing is limited or not fully implemented in practice<\/li>\n\n\n\n<li>Less suitable for mission-critical or closed-loop automation<\/li>\n\n\n\n<li>Less control compared to private deployments<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5G Standalone (5G SA \u2013 Public and Private)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Advanced Industry 4.0 use cases<\/li>\n\n\n\n<li>Mission-critical operations and closed-loop automation<\/li>\n\n\n\n<li>Smart factories, ports, logistics hubs (often private networks)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ultra-low latency and improved responsiveness<\/li>\n\n\n\n<li>Support for deterministic performance (critical for industrial control)<\/li>\n\n\n\n<li>Network slicing with end-to-end QoS guarantees<\/li>\n\n\n\n<li>Integration with Time-Sensitive Networking (TSN) for industrial systems<\/li>\n\n\n\n<li>Ultra-Reliable Low Latency Communications (URLLC) capabilities<\/li>\n\n\n\n<li>High device density (massive IoT support)<\/li>\n\n\n\n<li>Strong security and isolation, especially in private deployments<\/li>\n\n\n\n<li>Full control of performance, policies, and data (private networks)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Deployment still scaling globally (especially public SA coverage)<\/li>\n\n\n\n<li>More complex implementation (integration with IT\/OT systems)<\/li>\n\n\n\n<li>Spectrum availability varies by country for private use<\/li>\n\n\n\n<li>Higher upfront investment vs public network usage<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D. Private Cellular (4G and 5G, especially 5G SA)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Industrial campuses requiring secure, high-performance connectivity<\/li>\n\n\n\n<li>Mobility use cases (AGVs, AMRs, connected workers)<\/li>\n\n\n\n<li>Environments needing predictability and control<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High reliability and consistent performance<\/li>\n\n\n\n<li>Deterministic capabilities (especially with 5G SA)<\/li>\n\n\n\n<li>Full operational control (coverage, capacity, policies)<\/li>\n\n\n\n<li>Strong security with isolated networks<\/li>\n\n\n\n<li>Supports both legacy (4G) and advanced (5G SA) use cases<\/li>\n\n\n\n<li>Enables integration with industrial systems (PLC, SCADA, edge compute)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Higher upfront cost and deployment complexity<\/li>\n\n\n\n<li>Requires careful spectrum strategy (licensed\/shared\/unlicensed)<\/li>\n\n\n\n<li>Integration effort across IT and OT domains<\/li>\n\n\n\n<li>Needs operational expertise or partner ecosystem<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>E. LPWAN (Low-Power Wide Area Networks)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>NB-IoT \/ LTE-M (cellular LPWAN)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Massive IoT (metering, environmental sensors)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Long battery life (years)<\/li>\n\n\n\n<li>Good coverage and deep indoor penetration<\/li>\n\n\n\n<li>Secure (licensed spectrum)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Low data rate<\/li>\n\n\n\n<li>Higher latency<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>LoRaWAN (unlicensed)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Best for:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Private, low-cost sensor networks<\/li>\n\n\n\n<li>Facilities, agriculture, utilities<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Strengths:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Very low power<\/li>\n\n\n\n<li>Low cost<\/li>\n\n\n\n<li>Can be privately deployed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Limitations:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Limited QoS<\/li>\n\n\n\n<li>Interference risk (unlicensed spectrum)<\/li>\n\n\n\n<li>Not suited for real-time control<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>F. Other niche \/ emerging options<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bluetooth LE \/ BLE Mesh<\/strong> \u2013 short-range sensors, wearables<\/li>\n\n\n\n<li><strong>Zigbee \/ Thread<\/strong> \u2013 local industrial networks, building systems<\/li>\n\n\n\n<li><strong>Satellite (LEO)<\/strong> \u2013 remote sites (mines, offshore, utilities)<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gsma-accordion accordion_block gsma-load-hidden faq\">\n<h3 id=\"h-mapping-technologies-to-industrial-use-cases\" class=\"wp-block-heading accordion_question\">Mapping technologies to industrial use cases<\/h3>\n\n\n\n<div class=\"wp-block-group accordion_answer_container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\"><strong>Use case<\/strong> <strong>and<\/strong> <strong>typical connectivity<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Real-time automation (robots, PLCs), Wired Ethernet \/ Private 5G<\/li>\n\n\n\n<li>AGVs \/ AMRs (mobile robots), Private 5G \/ Wi-Fi<\/li>\n\n\n\n<li>Predictive maintenance (sensors), NB-IoT \/ LoRaWAN \/ Wi-Fi<\/li>\n\n\n\n<li>Video analytics \/ AI, 5G \/ Wi-Fi 6<\/li>\n\n\n\n<li>Remote asset monitoring, 4G \/ NB-IoT<\/li>\n\n\n\n<li>Worker devices (tablets, AR), Wi-Fi \/ 5G<\/li>\n\n\n\n<li>Critical infrastructure (utilities), Private 4G\/5G + LPWAN<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gsma-accordion accordion_block gsma-load-hidden faq\">\n<h3 id=\"h-practical-architecture-insight\" class=\"wp-block-heading accordion_question\">Practical architecture insight<\/h3>\n\n\n\n<div class=\"wp-block-group accordion_answer_container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">Most IIoT deployments are hybrid:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Wired + wireless coexistence (deterministic + flexible)<\/li>\n\n\n\n<li>Private 5G for mobility + Wi-Fi for IT traffic<\/li>\n\n\n\n<li>LPWAN for low-power sensors layered on top<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">There is no single \u201cbest\u201d connectivity - it\u2019s about combining technologies appropriately.<\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gsma-accordion accordion_block gsma-load-hidden faq\">\n<h3 id=\"h-simple-rule-of-thumb\" class=\"wp-block-heading accordion_question\">Simple rule-of-thumb<\/h3>\n\n\n\n<div class=\"wp-block-group accordion_answer_container\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\">Most IIoT deployments are hybrid:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2022 Need real-time, deterministic control? \u2192 Ethernet or Private 5G SA<\/li>\n\n\n\n<li>\u2022 Need mobility across a site? \u2192 Private 5G (SA preferred) or Wi Fi 6<\/li>\n\n\n\n<li>\u2022 Need high bandwidth (video, AI)? \u2192 5G or Wi Fi 6<\/li>\n\n\n\n<li>\u2022 Need low-power sensors at scale? \u2192 LPWAN (NB-IoT, LTE-M, LoRaWAN)<\/li>\n\n\n\n<li>\u2022 Need wide-area \/ remote connectivity? \u2192 4G or public 5G<\/li>\n\n\n\n<li>\u2022 Need guaranteed performance and mission-critical reliability? \u2192 Private 5G SA<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div>\n\n\n\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-gsma-block-slider-container gsma-block_slider_container\"><div class=\"gsma-block_slider_inner\">\n<div class=\"wp-block-gsma-block-slider-thumbnail gsma-block_slider_thumb gsma-load-hidden\">\n<div class=\"wp-block-cover slider_thumbnail_container gsma-load-hidden\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"306\" class=\"wp-block-cover__image-background wp-image-47423 size-large\" alt=\"\" src=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_1_1440x430-1024x306.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_1_1440x430-1024x306.jpg 1024w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_1_1440x430-300x90.jpg 300w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_1_1440x430-768x229.jpg 768w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_1_1440x430.jpg 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-gsma-black-background-color has-background-dim-40 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<h2 id=\"h-iot-resources\" class=\"wp-block-heading slider_thumbnail_title\">IoT Resources<\/h2>\n\n\n\n<p class=\"slider_thumbnail_blurb wp-block-paragraph\">For more on the specifications that help underpin the mobile technologies used in smart manufacturing, please visit the GSMA's IoT Resources page.<\/p>\n\n\n\n<div class=\"wp-block-button slider_thumbnail_button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.gsma.com\/solutions-and-impact\/technologies\/internet-of-things\/iot-resources\/\">Find out more<\/a><\/div>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-gsma-block-slider-thumbnail gsma-block_slider_thumb gsma-load-hidden\">\n<div class=\"wp-block-cover slider_thumbnail_container gsma-load-hidden\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"306\" class=\"wp-block-cover__image-background wp-image-47424 size-large\" alt=\"\" src=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_2_1440x430-1024x306.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_2_1440x430-1024x306.jpg 1024w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_2_1440x430-300x90.jpg 300w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_2_1440x430-768x229.jpg 768w, https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/wp-content\/uploads\/2026\/08\/Slider_2_1440x430.jpg 1440w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-gsma-black-background-color has-background-dim-40 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<h2 id=\"h-gsma-manufacturing-resources\" class=\"wp-block-heading slider_thumbnail_title\">GSMA Manufacturing Resources<\/h2>\n\n\n\n<p class=\"slider_thumbnail_blurb wp-block-paragraph\">The Connected Manufacturing and Production community advances the role and capabilities of mobile technology in smart manufacturing.<\/p>\n\n\n\n<div class=\"wp-block-button slider_thumbnail_button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.gsma.com\/solutions-and-impact\/industries\/connected-manufacturing\/digital-industries-resources\/\">Find out more<\/a><\/div>\n<\/div><\/div>\n<\/div>\n<\/div><div class=\"gsma-block_slider_nav\"><div class=\"gsma-block_slider_prev-button\"><\/div><div class=\"gsma-block_slider_next-button\"><\/div><\/div><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Navigating brownfield connectivity Most factories are brownfield environments containing a complex mix of new equipment and decades-old legacy machines. The primary objective of IIoT connectivity is to securely extract trapped data without disrupting live operations. Forward-looking industrial teams typically deploy a flexible connectivity architecture that combines existing operational technologies with modern networking and software layers. [&hellip;]<\/p>\n","protected":false},"author":29,"featured_media":47479,"template":"","meta":{"image":null,"json":{"gsma_resources_type":"Other","gsma_resources_thumb":"null","gsma_resources_file":"null","gsma_resources_multi":null,"gsma_resources_wgr":null,"gsma_resources_video":"","gsma_resources_image":"null","gsma_resources_url":"","gsma_resources_date":"","gsma_resources_button":""}},"tags":[],"resource_categories":[61,206],"algolia_discover_type":[155],"class_list":["post-47481","gsma_theme_resources","type-gsma_theme_resources","status-publish","has-post-thumbnail","hentry","applications_services-internet-of-things-iot","applications_services-manufacturing","resource_categories-manufacturing","resource_categories-smart-manufacturing-unpacked","algolia_discover_type-resource"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Smart Manufacturing Unpacked: 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