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Category: Networking

Saturday Link Roundup–mostly DNS + some Internet Explorer

Posted onJuly 9, 2022July 9, 2022

Allow Google Cast to connect to Cast devices on all IP addresses … or  my Microsoft Edge was using SSDP, enable though it was disabled, Read More …

CategoriesInternet Explorer, Networking, Web links, WindowsTagsInternet Explorer, Interviews, MS Edge, PowerShell, Teams

ipconfig /flushdns now requires elevation?

Posted onOctober 29, 2020October 20, 2020

Customers had started to report that ipconfig /flushdns now requires Local Administrator rights. C:\>ipconfig /flushdns The requested operation requires elevation. Not all customers are seeing Read More …

CategoriesHow To, Networking, PowerShell, Windows 10

Working from home challenges–Poor mobile phone reception

Posted onApril 18, 2020May 21, 2020

Which made Skype, Zoom and Teams conference calls impossible, due to the latency suffered.  Latency is what really kills these audio conferencing options.  Video conferencing Read More …

CategoriesNetworking, Working From HomeTags4G, Telstra

How to tell a PC’s network link speed remotely

Posted onMarch 7, 2013

By using PowerShell like this: Get-WmiObject -class Win32_PerfRawData_Tcpip_NetworkInterface -ComputerName Localhost | Format-Table Name,@{label="LinkSpeed(MB)";Expression={$_.CurrentBandwidth/1000000 -as [int]}} which will return this: I first learnt how to do Read More …

CategoriesHow To, Networking, PowerShell

The Case of the Windows FTP.EXE not working from the corporate network.

Posted onDecember 29, 2011October 12, 2020

The heading alone should tell you the answer, particularly if I add ACTIVE FTP to it. You see, most Corporate IT people consider ACTIVE FTP Read More …

CategoriesHow To, Networking, Windows 7TagsFTP, Windows

Some of the nPing functionally is built into the Notes Client, but not much.

Posted onOctober 7, 2011October 7, 2011

In February 2008, I wrote all about a Lotus Notes diagnostics utility called nPing.  It’s no more.  Go to the web link I provided then Read More …

CategoriesNetworking, Travel, UtilitiesTagsLotus Notes

Our DNS server lies to me again!

Posted onOctober 19, 2010October 28, 2020

By accident, I found out that my DNS server was lying to me again.  Last time I caught it out was when it was serving Read More …

CategoriesIt's A Bug, NetworkingTagsDNS

“We don’t do that here.”

Posted onSeptember 10, 2009November 24, 2021

It’s amazing how some companies manage to function, or even survive. I worked with a company who operated a large IBM Mainframe network. Now back Read More …

CategoriesNetworkingTagsMainframe, network, sna

Determining your MTU, and why you should care.

Posted onSeptember 1, 2009November 24, 2021

When we talk about networking, sometimes we’ll talk about Maximum Transmission Unit (MTU) packet sizing.  I briefly referred to MTUs in the SSL errors, and Read More …

CategoriesNetworking, WindowsTagsadsl, mtu, packet fragmentation, ping test

The Microsoft Loopback Adapter, NT4 & Windows 7.

Posted onMay 21, 2009December 26, 2015

Reading a Microsoft blog post recently, I was reminded of a customer request from late 2002.  The emailed request was something like this: Had to Read More …

CategoriesNetworking, Windows, Windows 7TagseTrust

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