Network installation is the process of planning, cabling, and configuring the hardware that connects computers, devices, and servers within a business environment.
A proper installation involves selecting the right network type (wired, wireless, or hybrid), running structured cabling to each data point, and configuring routers, switches, and modems to work together reliably. For small and mid-sized businesses, a well-executed network installation reduces connectivity issues, improves speeds, and creates a secure foundation that supports growth — while a poorly planned one becomes a recurring source of downtime and cost.
Network setup can seem expensive upfront, but you have two options: hire an affordable IT support company in Los Angeles or, with the right guidance, handle portions of it yourself. This guide walks through everything you need to know.
Network Installation: 10-Step Checklist
- Choose Your Network Type – Decide between wired, Wi-Fi, or hybrid based on your security, speed, and flexibility requirements.
- Plan Your Installation – Map cable routes, determine which rooms need connections, and calculate your total data point count.
- Calculate Cable Amounts – Select a central hub location, measure distances to each data point, and add a 10% buffer.
- Get the Right Materials – Acquire ethernet adapters, switches, routers, modems, and appropriate cabling for your network type.
- Gather Your Tools – Collect a punch down tool, crimping tool, and network cable tester before beginning.
- Position Your Wall Plates – Mark accessible locations, maintaining at least 6 inches of separation from electrical outlets and conduit.
- Cut Holes in Walls – Turn off building power, then cut appropriately-sized openings at each marked location.
- Run Your Cable – Run individual cable lines from the hub to each data point, labeling each run at both ends.
- Test Your Cable – Terminate both ends, connect wires to color-coded terminals, and verify with a cable tester.
- Install Wall Plates and Set Up Router/Modem – Secure wall plates, then connect and configure your router and modem to establish connectivity.
How Do You Choose the Right Network Type?
The three primary network types for businesses are wired, Wi-Fi, and hybrid. Most small businesses today benefit from a hybrid approach — wired connections for desktops and servers, wireless for mobile devices and common areas. The right choice depends on your security requirements, building layout, budget, and how your team works.
When choosing, factor in not just your current needs but your growth trajectory. A network designed for 10 users that needs to scale to 30 within two years requires a different architecture than a static setup.
| Feature | Wired | Wi-Fi | Hybrid |
| Speed | Fastest (up to 10 Gbps with Cat6) | Moderate (Wi-Fi 6: up to 9.6 Gbps theoretical) | Depends on configuration |
| Real-World Speed | Near full rated speed | Typically 40–60% of rated speed | High on wired segments |
| Security | Highest | Moderate | High (wired segments) |
| Flexibility | Low — devices must be plugged in | High — connect anywhere in range | High |
| Upfront Cost | Higher | Lower | Highest |
| Ongoing Complexity | Low | Low–Moderate | Moderate |
| Best For | Desktops, servers, security cameras | Mobile devices, guest access | Most SMB environments |
What Are the Advantages of a Wired Network?
A wired network uses physical ethernet cables to connect each device directly to a switch or router, delivering the highest possible speeds and security of any network type.
It is significantly harder for unauthorized parties to access a wired network than to intercept wireless signals, making this the preferred configuration for environments handling sensitive financial data, healthcare records, or any compliance-governed information.
Wired networks eliminate the performance variability that wireless networks experience. A Cat6 cable installation supports speeds up to 10 Gbps and experiences virtually no interference from walls, appliances, or neighboring networks. Cat5e — the previous standard — handles up to 1 Gbps, which remains adequate for most small offices but falls short for high-bandwidth applications like 4K video production or large file transfers.
The main tradeoff is flexibility. Every device needs its own cable run from the hub, which means stationary workstations and an upfront investment in cabling labor and materials. For businesses with strict network security requirements — financial services, healthcare, legal — the added complexity is almost always worth it.
What Are the Pros and Cons of a Wi-Fi Network?
A Wi-Fi network uses wireless access points to connect devices without physical cables, offering maximum flexibility at lower upfront installation costs — but with real tradeoffs in speed consistency and security. These networks are ideal for environments where mobility matters: showrooms, open-plan offices, healthcare waiting areas, and any space where devices move frequently.
The flexibility advantage is real, but so are the limitations. Most wireless networks operate at 40–60% of their advertised speeds in real-world office environments. Walls, HVAC equipment, filing cabinets, microwaves, and even other wireless networks in neighboring suites all degrade Wi-Fi performance.
Wi-Fi 6 (802.11ax) has significantly improved multi-device performance and theoretical throughput — up to 9.6 Gbps — but physical obstructions still limit what reaches each device. Security is the more significant concern for business use: wireless signals broadcast beyond your walls and are accessible to anyone within range unless properly secured with WPA3 encryption, network segmentation, and strong authentication practices.
What Is a Hybrid Network and When Should You Use One?
A hybrid network combines wired and wireless infrastructure within the same environment, connecting stationary, high-priority devices via ethernet while serving mobile devices over Wi-Fi. This is the configuration Be Structured Technology Group recommends for the majority of Los Angeles-area small and mid-sized businesses — it delivers the security and speed of a wired connection where it matters most while maintaining the flexibility teams expect.
A typical hybrid setup wires desktops, servers, VoIP phones, printers, and security cameras directly to a managed switch. Laptops, tablets, and smartphones connect to wireless access points — or on a segmented guest VLAN for added security.
Businesses already leveraging a hybrid cloud model will find this network architecture naturally complementary, as both prioritize flexible access with security-controlled boundaries.
The added complexity requires a router designed to handle both wired and wireless connections simultaneously. Initial costs are higher than a purely wireless setup, but the long-term reliability and security advantages typically outweigh that investment for businesses with more than 10 employees or any compliance obligations.
How Do You Plan a Network Installation?
Effective network installation planning starts with a physical walkthrough of the space, mapping exactly where each device will live, how cable routes will run, and how many data points each room requires. Skipping or rushing this step is the single most common reason business network installations require expensive rework.
Start by deciding whether cables will run through the ceiling or under the building. Cable should never run adjacent to power outlets or electrical conduit, as electromagnetic interference degrades signal quality. The TIA-568 structured cabling standard, which governs commercial cabling installations, recommends a maximum horizontal cable run of 90 meters (295 feet) from the patch panel to the wall outlet.
A general planning rule: budget one data point per workstation plus one additional point per 150 square feet for shared devices, printers, and future growth. For a 2,000-square-foot office with 15 workstations, that typically means 28–30 data points minimum before accounting for server rooms, conference rooms, and security equipment.
Be Structured Technology Group has completed network installations across hundreds of Los Angeles-area businesses. The most common planning mistake we see is underestimating data point needs before cabling begins — retrofitting cable after walls are closed is significantly more expensive than planning upfront.
If you’re a Southern California business, our managed IT services in Los Angeles include pre-installation network planning consultations.
How Do I Calculate My Cable Amounts?
To calculate the cable needed for a network installation, identify your central hub location, measure the distance from that hub to each individual data point, sum those distances, and add a 10% buffer for slack, patch leads, and any unexpected routing changes.
Begin by selecting a central hub location — ideally a dedicated network closet or equipment room near the geographic center of the space. Centrality matters because you cannot splice ethernet cable; each data point requires its own continuous run from the hub. The closer the hub is to the average data point, the less cable you’ll use overall.
Measure each run individually, including any vertical distance if cable must travel between floors or down through walls. Add approximately 3 feet per data point for termination slack at each end. Sum all runs, then multiply by 1.10 to get your final cable order quantity. Ordering short is a common and costly mistake — a 1,000-foot box of Cat6 typically costs less than a single return trip for additional cable.
What Materials Do You Need for a Network Installation?
The materials required for a network installation depend on your network type, but every installation needs cabling, a switch or router, wall plates, keystones, a patch panel, and a modem if connecting to external internet service.
For a wired or hybrid network, you’ll need:
- Cat6 ethernet cable (the current standard; supports 10 Gbps up to 55 meters and 1 Gbps up to 100 meters)
- Managed or unmanaged network switch (sized to your data point count plus 20% for growth)
- Router compatible with your network type (wired, wireless, or dual-function for hybrid)
- Modem (or a combined modem/router unit for smaller installations)
- RJ45 keystone jacks for wall plate termination
- Ethernet wall plates and faceplates
- Patch panel for organized hub-side terminations (see our structured cabling services for professional-grade installation)
- Patch cables for connecting the patch panel to the switch
For wireless or hybrid networks, add enterprise-grade ceiling-mounted access points (not consumer routers) and a PoE switch if your access points require Power over Ethernet rather than separate power adapters.
Avoid consumer-grade equipment in a business environment — these devices are designed for household traffic loads and lack the management features, security controls, and reliability ratings that commercial installations require.
What Tools Are Required for Network Installation?
The three essential tools for a network cable installation are a punch down tool, a crimping tool, and a cable tester — without all three, you cannot properly terminate, join, or verify your cable runs.
A punch down tool is used to terminate cable wires into keystone jacks and patch panel ports. Look for a model with an integrated wire-snipping blade for both 110 and 66 block terminations, with adjustable impact settings for different cable gauges.
A crimping tool is used to attach RJ45 connectors to cable ends — primarily at patch cable ends or anywhere a direct connection is needed rather than a wall plate termination.
A network cable tester verifies signal continuity across all eight wires in a terminated cable run. Choose a model handling 8P8C (RJ45) and 6P (RJ11/RJ12) connections. Be Structured’s certified network technicians use Fluke Networks cable testers on every installation to verify signal integrity before wall plates are closed.
Optional but recommended: a fish tape or cable snake for running cable through finished walls, a stud finder to avoid framing during wall penetrations, and a label maker to document each run at both ends.
How Do You Position Network Wall Plates?
Wall plates for network data points should be positioned in accessible locations at standard outlet height (18 inches from the floor), never directly adjacent to electrical outlets, and always with planned cable clearance behind the wall.
Before marking any locations, confirm stud positions so you can cut between them rather than into framing. Mark each location with painter’s tape and use a level to ensure consistent placement across the room. Standard practice places data outlets on the same wall face as the nearest workstation’s primary working position — this minimizes visible cable runs once equipment is connected.
Maintain a minimum 6-inch separation from any electrical outlets or junction boxes. In California, network cable installation in commercial buildings requires a C-7 low-voltage license. Be Structured Technology Group holds CA License #1140088 (C-7 Low Voltage Contractor).
How Do You Cut Holes in Walls for Network Cabling?
Before cutting any openings for wall plates, turn off power at the main breaker for the affected circuits — not just the room, but any circuit that may run through the walls you’re cutting into.
With power off, use a drywall saw or oscillating tool to cut an opening sized for your wall plate bracket at each marked location. Standard single-gang openings measure approximately 2 inches wide by 3.5 inches tall. Always cut slowly on the first pass to detect any unexpected obstructions — pipes, electrical conduit, or cross-bracing.
If you’re not confident about what’s inside a particular wall, a borescope camera (widely available for under $50) allows you to inspect the cavity before cutting. This is particularly useful in older commercial buildings where as-built drawings may not accurately reflect what’s inside the walls.
How Do You Run Network Cable?
Run cable from the central hub location out to each data point individually — never splice or join cable mid-run, as this degrades signal quality and violates TIA-568 structured cabling standards.
Work one run at a time. Feed cable from the hub room through the ceiling, wall cavity, or floor pathway, pulling it through to the wall plate opening at the data point end. Leave 12–18 inches of slack at each end for termination.
Label each run at both ends before moving to the next — a simple numbered label scheme (Run 01, Run 02, etc.) prevents the confusion that comes from having 20 unlabeled cables emerging from a patch panel.
During the pull, avoid sharp bends. Cat6 cable has a minimum bend radius of approximately four times the cable diameter — forced tight bends at corners degrade performance. Use cable management clips or J-hooks to support cable runs in ceiling space rather than letting them sag or pile up.
How Do You Test Network Cable After Installation?
Test each cable run individually before closing up walls or terminating patch panels — catching a wiring error during installation costs minutes, while finding it afterward can mean cutting into drywall.
After terminating both ends of a cable run, connect the main unit of your cable tester to the patch panel end and the remote unit to the wall plate end.
A properly wired Cat6 cable in T568B configuration will show all eight wires lighting in sequence (1 through 8) on both units. Any light that fails to illuminate indicates an open circuit; any that light out of sequence indicate a crossed pair or miswire.
The most common termination errors are reversed pairs (wires 4-5 or 7-8 swapped) and split pairs (wires from different pairs mixed at termination). Both are fixed at the keystone jack by re-punching the correct wire into the correct terminal.
Color-coded keystone jacks include T568A and T568B diagrams on the housing — match your entire installation to one standard and do not mix them.
How Do You Install Network Wall Plates?
Once all cable runs are tested and verified, secure each keystone jack into its wall plate faceplate, route excess cable neatly into the wall cavity, and screw the faceplate into the mounting bracket.
Follow manufacturer guidance for cable management behind the wall plate — most keystones include a cable guide that reduces stress on the terminated connection. Snap the keystone into the faceplate, verify it’s seated flush, and secure the plate to the bracket with the included screws.
Patch any drywall cuts around the plates that won’t be covered by the faceplate. In finished commercial spaces, a clean installation means plates sit flush with the wall surface and any gaps around the cutout are filled and painted before furniture is moved in.
How Do You Set Up Your Router?
A router directs internet traffic between your internal network devices and your external internet connection — it must be configured before any devices can reach the internet, even if all your cable runs are complete.
Place your router in the hub room near the patch panel and power source. Connect a patch cable from your router’s WAN port to the modem’s ethernet output. Connect additional patch cables from the router’s LAN ports (or from your managed switch) to the appropriate patch panel ports.
Access the router’s configuration interface at its default IP address (commonly 192.168.1.1 or 192.168.0.1). Configure your SSID, set a strong admin password immediately — factory defaults are publicly documented and among the most exploited vulnerabilities in small business networks.
Enable WPA3 encryption (WPA2 at minimum) and configure DHCP. For business networks, assign static IP addresses to servers, printers, and any device that needs a consistent address.
How Do You Set Up Your Modem?
A modem converts the internet signal from your ISP into ethernet traffic your router can distribute — it’s the bridge between your internal network and the internet. In some installations, a single combined modem/router unit handles both functions.
Connect the modem to your ISP’s service entry point using the appropriate cable (coaxial for cable internet, RJ11 for DSL, or ethernet for fiber). Power on the modem and allow 2–3 minutes for it to authenticate with your ISP. Once connected, link it to your router’s WAN port with a patch cable.
If you’re using a business-class fiber connection, your ISP will typically provide an ONT (Optical Network Terminal) — connect its ethernet output directly to your router’s WAN port.
What Does Wireless Network Installation Involve for a Business?
Business wireless network installation goes well beyond plugging in a consumer router — it involves strategic access point placement, channel planning, VLAN segmentation, and security configuration to deliver consistent coverage across an entire commercial space.
Consumer Wi-Fi routers are designed for small homes with predictable traffic from a handful of devices. In a business environment with 20, 50, or 100+ devices, open-plan layouts, and varying usage patterns, enterprise-grade access points (APs) are required. These ceiling-mounted units — from vendors like Cisco Meraki, Ubiquiti, or Aruba — support far more simultaneous device connections and allow centralized management across multiple APs on a single network.
Access point placement is critical. A single AP can realistically serve a radius of 30–50 feet in a typical office environment. A common mistake is installing too few APs and boosting transmit power to compensate — this creates one-way coverage where devices can “hear” the AP but can’t respond effectively. Professional wireless site surveys use spectrum analysis tools to map signal propagation before any hardware is mounted.
Channel planning prevents APs from interfering with each other. In 2.4 GHz networks, only channels 1, 6, and 11 are non-overlapping. The 5 GHz band offers significantly more non-overlapping channels and less interference, making it the preferred band for business traffic.
Wi-Fi 6 access points support both bands simultaneously and introduce the 6 GHz band (Wi-Fi 6E) for additional capacity in high-density environments.
Network segmentation separates employee, guest, and IoT device traffic onto different VLANs. A guest network should never have access to internal resources — this is a basic security configuration that prevents a visitor or vendor device from reaching shared drives, servers, or printers on your primary network.
Be Structured Technology Group performs professional wireless site surveys for Los Angeles businesses before any AP installation, ensuring coverage, capacity, and security are designed into the network from the start. Learn more about our network installation services in Los Angeles.
What You Need to Know Before Starting a Network Installation
If you’re running a business, reliable internet connectivity isn’t optional — and neither is getting the installation right the first time. Knowing the basics of network installation helps you avoid expensive fees or recognize when a professional installer is the more cost-effective choice.
For Southern California businesses that want professional network installation, configuration, and ongoing support, Be Structured Technology Group has served the Los Angeles area since 2007.
We hold a California C-7 Low Voltage Contractor license (#1140088) and provide managed IT services that cover everything from initial network design through day-to-day monitoring and maintenance — including outsourced IT support for businesses that want fully hands-off IT management.
Schedule a free IT support consultation and let us help you build a network that grows with your business.
FAQs About Network Installation
What are the basic requirements for setting up a network for a small business?
A small business network requires, at minimum, a modem (provided or approved by your ISP), a business-grade router, a network switch sized to your device count, ethernet cabling or wireless access points, and a network cable tester for verification. Most small offices also benefit from a patch panel for organized hub-side terminations and a UPS (uninterruptible power supply) to protect networking equipment from power fluctuations. The exact hardware list depends on whether you’re running a wired, wireless, or hybrid network.
Should I opt for a wired or wireless network for my small business?
For most small businesses, a hybrid network is the right answer. Wired connections deliver the highest speeds and security for stationary devices like desktops, servers, and VoIP phones, while wireless handles mobile devices and provides the flexibility teams expect. A purely wireless setup is cheaper to install but introduces performance variability and security risks that grow as the business scales. If you have compliance obligations — HIPAA, PCI, FINRA — a wired or hybrid network with proper segmentation is essentially required.
How do I choose the right network switch for my business?
Start by counting every device that will connect via ethernet — workstations, printers, VoIP phones, servers, security cameras, and wireless access points. Choose a switch with at least 20% more ports than your current count to accommodate growth. A managed switch is worth the extra cost for most businesses — it enables VLAN configuration, traffic monitoring, QoS bandwidth prioritization, and remote troubleshooting. If your wireless access points don’t have separate power adapters, you’ll also need a PoE (Power over Ethernet) switch.
How do I configure the router for my business network?
Access the router’s admin interface via browser at its default IP address (typically 192.168.1.1 or 192.168.0.1). Run the setup wizard to configure your WAN connection type, set your SSID and password for wireless, configure DHCP for automatic IP assignment, and set static IP reservations for servers or printers. Change the default admin username and password immediately — factory defaults are publicly documented and one of the most frequently exploited vulnerabilities in small business networks.
How can I ensure the security of my business network?
Network security starts with strong, unique passwords for all router and switch admin interfaces. Enable WPA3 encryption on all wireless networks (WPA2 at minimum), disable WPS, and segment guest and IoT traffic onto separate VLANs. Enable your router’s built-in firewall and consider a dedicated DNS filtering service for additional protection. For a comprehensive security framework, the NIST Cybersecurity Framework provides widely adopted guidelines that translate well to small business network security practices. Schedule firmware updates quarterly and review access logs monthly.
How do I troubleshoot network connectivity issues?
Start at the physical layer: verify all cable connections are fully seated at both the device and wall plate ends. Restart the affected device, then the switch it connects to, then the router, then the modem — in that order, waiting 30 seconds between each. Check that the device is receiving a valid IP address (not a 169.254.x.x self-assigned address, which indicates a DHCP failure). If only one device is affected, the issue is likely that device or its cable. If all devices are affected, the problem is upstream — the router, modem, or ISP connection.
How can I manage and monitor my business network?
Your router and managed switch built-in interfaces handle basic day-to-day monitoring — traffic logs, connected device lists, and bandwidth usage by port. For more comprehensive visibility, network monitoring platforms like PRTG, Auvik, or SolarWinds provide real-time alerting, historical trending, and automated device discovery. Cloud-managed solutions from Cisco Meraki or Ubiquiti UniFi consolidate switch, wireless, and firewall management into a single dashboard — particularly valuable if you manage multiple office locations.
How do I set up a VPN for my business network?
A business VPN requires a VPN server (a dedicated appliance, a router with built-in VPN server functionality, or a cloud-based VPN service) and VPN client software on each remote device. Use WireGuard or OpenVPN — the current recommended protocols for small business use. Set up certificate-based or multi-factor authentication rather than passwords alone. Define split tunneling rules so remote devices access internal resources without routing all internet traffic through the VPN, unless your security policy requires full-tunnel routing for compliance purposes.
What is QoS and why is it important for my business network?
QoS (Quality of Service) is a router and switch feature that prioritizes specific types of network traffic, ensuring that latency-sensitive applications — VoIP calls, video conferencing, cloud-hosted applications — receive adequate bandwidth even when the network is under load. Without QoS, a large file download or software update running in the background can degrade call quality or slow access to business-critical systems. Most business-grade routers allow QoS configuration by application type, device, or network port.
How can I future-proof my business network?
Future-proofing starts at the cable level: install Cat6 rather than Cat5e, even if your current devices don’t require 10 Gbps speeds — the marginal cost difference doesn’t justify limiting your infrastructure to the previous standard. Choose switches with SFP uplink ports for high-speed connections between switches as your network grows. Deploy Wi-Fi 6 access points rather than Wi-Fi 5, as the multi-device efficiency improvements are already relevant at today’s device densities. Build on a managed platform from day one — the ability to monitor, segment, and reconfigure remotely becomes increasingly valuable as your team and security requirements evolve.
