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How can network administration solve performance problems?

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Network administration is a crucial skill for ensuring the optimal performance of any network, whether it is a small office, a large enterprise, or a cloud service. However, network performance problems can arise from various sources, such as faulty hardware, misconfigured settings, overloaded traffic, security breaches, or environmental factors. How can network administration solve these performance problems? In this article, we will explore some common methods and tools that network administrators use to diagnose, troubleshoot, and optimize network performance.

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1 Identify the problem

The first step in solving any network performance problem is to identify the root cause and the scope of the issue. Network administrators use various tools and techniques to monitor and measure network performance, such as ping, traceroute, SNMP, NetFlow, Wireshark, and Nmap. These tools can help network administrators to check the availability, latency, bandwidth, throughput, packet loss, and error rate of network devices and connections. By analyzing the data collected by these tools, network administrators can pinpoint the source and the impact of the problem.

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Dalton Lundgren

Experienced IT Manager | Security, Network Administration, IT Management
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Identifying performance issues on a network can often turn a Network Admin into Captain Ahab from "Moby Dick". Typically, you can identify the issue by continuously monitoring your network traffic and looking for abnormalities. Be sure to also check all of your physical hardware and it's connection. Its easy to forget that the physical layer is there sometimes. In conjunction with monitoring and physical layer observation, reviewing your system logs and alerts will allow you to paint a fuller picture and hopefully give you a direction to follow in diagnosing any network performance issues.

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Maxim Zeelmaekers

System Engineer @ Axxes IT Consultancy - Modern Workplaces - Micosoft 365
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A good network should always be well-managed and be well planned. When you have performance issues you should be able to see which device is struggling with traffic or bandwidth. Cisco Meraki is amazing for detecting and identifying what's going on in your wireless network. I'd like to stick to working bottom to top in the TCP/IP for Ethernet. It takes a bit more time but rules out most issues.

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2 Fix the problem

The second step in solving any network performance problem is to fix the problem or apply a workaround. Depending on the nature and the severity of the problem, network administrators may need to perform different actions, such as replacing or repairing faulty hardware, adjusting or updating network configurations, adding or removing network devices, balancing or prioritizing network traffic, patching or upgrading network software, or implementing or enhancing network security. Network administrators should also document the problem and the solution, and communicate with the relevant stakeholders.

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Maxim Zeelmaekers

System Engineer @ Axxes IT Consultancy - Modern Workplaces - Micosoft 365
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This all depends on how big the issue is, most of the time you can replace an access point, switch, or cable. For bigger issues or more complicated problems communicate with our global or local IT team. More people can give insight on how they would solve the issue. Make sure to log the issue and your solution and update any network documentation when implementing a fix, this will save IT staff time when another issue pops up and they are working with outdated information.

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3 Prevent the problem

The third step in solving any network performance problem is to prevent the problem from recurring or escalating. Network administrators should implement best practices and policies to maintain and improve network performance, such as regular backups, audits, updates, tests, and reviews. Network administrators should also use proactive tools and techniques to detect and prevent potential problems, such as firewalls, antivirus, VPN, QoS, and IDS. Network administrators should also educate and train network users and staff on how to use the network efficiently and securely.

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Kishor Gohil

Senior System Network Security Specialist
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Keep network devices, routers, switches, and servers up to date with the latest software and firmware patches. Implement a systematic process for testing and applying updates to minimize disruptions. Conduct regular security audits to identify vulnerabilities and weaknesses in the network. Review and update network policies to align with evolving security standards and best practices.

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4 Optimize the network

The fourth step in solving any network performance problem is to optimize the network for better performance. Network administrators should use various methods and tools to analyze and improve network performance, such as benchmarking, baselining, modeling, simulation, and optimization. These methods and tools can help network administrators to identify and eliminate bottlenecks, redundancies, and inefficiencies in the network design, architecture, topology, and protocols. Network administrators should also consider the current and future needs and expectations of the network users and customers.

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5 Learn from the problem

The fifth step in solving any network performance problem is to learn from the problem and the solution. Network administrators should use various sources and resources to learn and update their knowledge and skills on network performance, such as books, journals, blogs, podcasts, webinars, courses, certifications, and forums. Network administrators should also seek feedback and advice from their peers, mentors, experts, and communities on how to solve and prevent network performance problems.

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6 Share the problem

The sixth step in solving any network performance problem is to share the problem and the solution with others. Network administrators should use various platforms and channels to share their experiences and insights on network performance, such as blogs, podcasts, webinars, social media, newsletters, and conferences. Network administrators should also contribute to the network performance research and innovation, such as publishing papers, articles, reports, and case studies, or participating in projects, competitions, and events.

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7 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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Maxim Zeelmaekers

System Engineer @ Axxes IT Consultancy - Modern Workplaces - Micosoft 365
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It's important to remember that your network is the backbone of your company. The moment it's degraded or down it will be chaos. Therefore every step you take is important. From design to devices to what cable to use. Create a solid base as secure as possible and build your network from there. Prepare for what-if scenarios so when something goes down, its not for a long time.

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Rohit Tarang

Associate Manager IT @ HCG | Networking | Cloud
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- Network Monitoring Tools: Implement robust network monitoring tools that provide real-time insights into network performance. These tools can help identify bottlenecks, anomalies, and potential issues before they significantly impact the network. - Bandwidth Management: Implement bandwidth management strategies to prioritize critical applications and services. This ensures that essential traffic receives adequate bandwidth, preventing congestion and optimizing overall network performance.

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How can network administration solve performance problems?

1

2

3

4

5

6

7

1 Identify the problem

2 Fix the problem

3 Prevent the problem

4 Optimize the network

5 Learn from the problem

6 Share the problem

7 Here’s what else to consider

Network Administration

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How can network administration solve performance problems?

1

2

3

4

5

6

7

1 Identify the problem

2 Fix the problem

3 Prevent the problem

4 Optimize the network

5 Learn from the problem

6 Share the problem

7 Here’s what else to consider

Network Administration

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感谢您的反馈

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