About Fred Koh

As a seasoned sales executive, Fred Koh serves as Director of Sales and is responsible for Graphical Networks sales and channel partner program, marketing strategy, and operations.

Problem?! Retiring Network Engineers & The Impact on Business.

Problem?! Retiring Network Engineers & The Impact on Business.

By - August 22, 2023

According to a Washington Post article, more than 1 in 6 Americans will be 65 and older in 2020 and continues to grow older. Why am I writing about this on my blog about network documentation? Many of the long-serving employees are or will be retired soon and this has been really impacting Data Center…

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Beyond the Basics: Unpacking the True Value of Rack Diagrams in IT Infrastructure

Beyond the Basics: Unpacking the True Value of Rack Diagrams in IT Infrastructure

By - August 17, 2023

Rack and Cabinet Diagrams – why are they needed? What exactly is a rack diagram? In the IT and network world, rack diagrams are a visual representation of IT hardware equipment inside a network/server rack. They’re used to track and manage: what assets are in each rack and where in the rack are they located….

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Where the ?!? Can I Get a Network Diagram Generator?

Where the ?!? Can I Get a Network Diagram Generator?

By - August 10, 2023

Is your network getting too big to manage with your existing spreadsheets and manual diagrams? Want to know if there’s something called a network diagram generator that can go out and create a network map of my IT equipment so you don’t have to guess if your spreadsheets were last updated or how old and…

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An OSP Solution for Everyone, Not Just for Telcos

An OSP Solution for Everyone, Not Just for Telcos

By - August 2, 2023

So…are you the main network person who has all of the knowledge of your company’s infrastructure and….you’re about set to sail to your golden years (and, as a pre-retirement present, your boss has tasked you to start putting everything in your brain into a solution where all of your knowledge will be retained for your…

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Lowering Your PUE Goes Way Beyond Just Your Carbon Footprint

Lowering Your PUE Goes Way Beyond Just Your Carbon Footprint

By - July 24, 2023

Power Usage Effectiveness, or PUE for short, is a term you come across fairly often in the data center world. But what does it mean? Well, according to Wikipedia, PUE is a ratio that tells us how efficiently a data center uses energy. Specifically, it’s all about how much energy is gobbled up by your…

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From Office Chaos to Calm: Modern Network Diagram Software

From Office Chaos to Calm: Modern Network Diagram Software

By - July 19, 2023

You might not think a network diagramming tool can make or break your day. But ask anyone who’s accidentally unplugged the wrong router. They’ll tell you it can be the difference between a calm office and total chaos. One small mistake can turn a peaceful day upside down…in the mood for an office uprising, anyone?…

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How Much ROI Can You Really Achieve with Network Documentation?

How Much ROI Can You Really Achieve with Network Documentation?

By - July 14, 2023

One of the aspects of choosing a network documentation/network monitoring solution is to help reduce the amount of downtime your network happens. What is downtime though? Downtime is when your network infrastructure is out of service and unusable which impacts your website, and applications. There are other impacts besides downtime that are also worth considering,…

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Why Do Our Customers Renew netTerrain Year after Year?

Why Do Our Customers Renew netTerrain Year after Year?

By - July 12, 2023

From industry giants to small businesses, netTerrain has been trusted by more than 500 organizations as a trusted software solution since it first was released back in 2009. We’re proud that so many of our customers, the majority of them in fact, continue to renew their plans because netTerrain has given them that much value…

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BI & Data Centers: Do You Really Need a Business Intelligence Tool?

BI & Data Centers: Do You Really Need a Business Intelligence Tool?

By - July 5, 2023

In the corporate world, business intelligence tools are frequently a topic of conversation. Several years back, our Product Manager and CEO Jan Durnhofer wrote a technical article on this topic. Check out his article here. When you think of Business Intelligence (BI), names like MicroStrategy, SAS, Microsoft, and Oracle might come to mind. These companies…

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Will Network Diagram Software Visualize Your Third-Party Apps & Data?

Will Network Diagram Software Visualize Your Third-Party Apps & Data?

By - July 3, 2023

Tired of dealing with network headaches stemming from a lack of insights and visibility? If, for example, you’re a new company network administrator, it can be a real…errr maybe downright impossible….challenge to figure out what’s installed without doing a tedious site survey, right? And let’s be honest, those spreadsheets and manual network diagrams in a…

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Don’t Buy DCIM Software That’s Like a Home Printer

Don’t Buy DCIM Software That’s Like a Home Printer

By - May 23, 2023

We all know the drill: you buy a home printer and before you know it, you’re locked into buying the vendor’s pricey ink for the lifespan of the printer. The printer vendor gives you only one cartridge type as an option and it’s sold at a ridiculous markup. Is there a workaround? Well, sure: you…

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Avoid Headline-Making Network Outages: Prevent Expensive Downtime

Avoid Headline-Making Network Outages: Prevent Expensive Downtime

By - May 22, 2023

There’s been a rise in news stories lately about companies experiencing network disruptions, like the infamous Southwest Airlines outage that was caused by a vendor-supplied network firewall. Headline-making incidents like this underline the need to take measures that prevent network disruptions…before you become a news story! According to the Uptime Institute, third-party outages – such…

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