Troubleshooting Common Network Issues in Small Businesses

Posted on Sep 8, 2023 by

FS Small Business Switch

A robust and reliable network is the backbone of any small business. Whether you're a brick-and-mortar store or an online startup, network issues can be detrimental to your operations, leading to productivity losses and customer dissatisfaction. In this article, we'll explore some common network issues faced by small businesses and provide practical solutions to help you get your network back on track.

Common Network Issues in Small Businesses

Slow Network

A sluggish network can cripple your small business operations. Slow download and upload speeds can cause frustration among employees, disrupt communication, and hinder the completion of essential tasks. To address this issue, consider the following solutions:

How to fix it:

  • Upgrade Your Internet Plan: Sometimes, the simplest solution is the most effective. If your current plan doesn't meet your business's bandwidth requirements, consider upgrading to a faster package. Consult with your internet service provider (ISP) to find the best plan for your needs.

  • Implement Quality of Service (QoS): QoS is a network management feature that prioritizes specific types of traffic, ensuring that critical applications and services get the necessary bandwidth. This can help prevent bandwidth-hogging activities from affecting essential business operations.

  • Check for Network Congestion: Identify if network congestion is the root cause of slow speeds. Ensure that multiple users aren't streaming high-definition videos or performing bandwidth-intensive tasks simultaneously, as this can slow down the network for everyone.

Weak Wi-Fi Signal

A weak Wi-Fi signal can lead to frustrating drops in connectivity and reduced coverage, limiting mobility within your office space. To improve your Wi-Fi signal, consider the following solutions:

How to fix it:

  • Optimize Router Placement: Ensure that your router is positioned centrally in your office to provide equal coverage to all areas. Avoid placing it near walls or obstructions that can block the signal.

  • Upgrade Your Router: If your business has grown, or if your current router is outdated, consider investing in a newer, more powerful router. Modern routers often come with features like beamforming and multiple antennas for better signal distribution.

  • Use Wi-Fi Extenders or Mesh Networks: Wi-Fi extenders or mesh networks can help eliminate dead spots and provide broader coverage. These devices can be strategically placed to amplify the Wi-Fi signal throughout your office.

Physical Connectivity Issues

Loose or damaged cables and connectors can cause network interruptions and affect the reliability of your network. To address physical connectivity issues, consider the following solutions:

How to fix it:

  • Regular Cable Maintenance: Periodically inspect and replace damaged Ethernet cables and connectors. Ensure that all cables are securely plugged into their respective ports.

  • Label Cables: Labeling cables can make it easier to trace and identify them when troubleshooting. Proper cable management can help prevent accidental disconnections.

  • Invest in Cable Organizers: Use cable organizers like cable ties, clips, and cable management trays to keep cables tidy and organized. This reduces the risk of tripping hazards and minimizes wear and tear.

Excessive CPU Usage

Excessive CPU usage on your network devices can slow down your network and affect the performance of critical applications and services. To mitigate this issue, consider the following solutions:

How to fix it:

  • Identify Resource-Intensive Applications: Use network monitoring tools to identify applications or devices that are consuming excessive CPU resources. Once identified, you can either optimize these applications or allocate more resources to the affected devices.

  • Upgrade Hardware: If your network devices are consistently running at high CPU usage, it may be time to upgrade to more powerful hardware. Investing in faster routers or switches can help alleviate this problem.

  • Implement Traffic Shaping: Traffic shaping can help prioritize certain types of traffic, ensuring that critical applications receive the necessary resources while less important traffic is throttled.

Slow DNS Lookups

Slow DNS (Domain Name System) lookups can result in delayed web page loading times and a frustrating user experience. To address this issue, consider the following solutions:

How to fix it:

  • Change DNS Servers: Your ISP's default DNS servers may not always be the fastest. Consider switching to public DNS servers like Google DNS or OpenDNS, which are known for their speed and reliability.

  • Flush DNS Cache: Periodically flush the DNS cache on your network devices to clear outdated entries. This can improve DNS lookup times by ensuring that devices query fresh DNS information.

  • Implement DNS Caching: Use a DNS caching server on your network to reduce the time it takes to resolve domain names. This can significantly speed up DNS lookups for frequently visited websites.

How to Identify Network Problems?

Identifying network problems in your small business is the first step towards resolving them promptly. Here are some steps to help you identify network issues effectively.

network troubleshooting

Monitor Network Performance

Use network monitoring tools to keep an eye on the performance of your network. These tools can track bandwidth usage, detect network congestion, and provide insights into CPU and memory utilization on network devices.

Collect User Feedback

Encourage your employees to report any network issues they encounter promptly. Their feedback can help you pinpoint recurring problems and address them proactively.

Perform Regular Network Audits

Conduct regular network audits to assess the health of your network. Check for outdated hardware, firmware updates, and security vulnerabilities that could lead to network problems.

Use Diagnostic Tools

Network diagnostic tools like ping, traceroute, and network analyzers can help you pinpoint the source of network issues. These tools can assist in troubleshooting connectivity problems and identifying bottlenecks.

Consult with IT Professionals

If you're unsure about the root cause of a network problem or if it persists despite your efforts, consider consulting with IT professionals or network experts. When in doubt or facing persistent issues, don't hesitate to consult with FS Tech Support team, who can help you with troubleshooting, fixing issues, and solutions tailored to your specific network challenges.


Common network issues like slow network speeds, weak Wi-Fi signals, physical connectivity problems, excessive CPU usage, and slow DNS lookups can hinder productivity and customer satisfaction. However, small businesses can troubleshoot and resolve these issues by following the solutions outlined in this article and adopting proactive network management practices. Regular monitoring, user feedback, and occasional network audits will help ensure that your network remains robust and capable of supporting your business's growing needs.

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