The ramblings of a computer geek
Just like the testing of SMTP using Telnet, you can also perform the same steps if the target server is using TLS, however because telnet won’t do the job here, you can use OpenSSL instead. Here’s a simple example:
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A simple HTML based status page tool that allows you as a system administrator to just edit a CSV file and have the tool generate you a pre-formatted HTML status page that you can upload to your favourite website. The tool uses Python to read the CSV files for the status (of services) and any […]
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You may find you need to perform a check where the FQDN you are monitoring doesn’t correspond to the IP address and some form of virtual server (or host headers) are in use. Now normally using a command like: Should just work however in certain instances depending on the configuration of the web server you’ll […]
More...I’m currently in the process of moving from FTTC broadband to FTTP broadband, as part of this there is no copper telephone line because its fully fibre optic based. At the time of writing my ISP (plus.net) did not offer their own VOIP telephone service you could port your telephone number to, meaning in the […]
More...The OSI Model (Open Systems Interconnection) model is a set of rules and requirements to model and conceptualise the communication between two (network) systems. Yes, its theory, but in computing and networking it can be useful to use as a basic guide when troubleshooting. It helps you to rule-in or rule-out where a problem might […]
More...IMPORTANT! The below scripts are not supported by Dell nor is there use on a Dell ECS node, you therefore utilise these steps at your own risk. We have these scripts running on Dell ECS nodes in production to collect hardware information and report it back periodically and no issues have been identified yet. The […]
More...I’ve used Clonezilla a few times in the past, its a quick and convenient way to replace a hard disk (e.g. upgrading from a spinning rust disk to an SSD) in your machine without needing to rebuild the OS from scratch. But Clonezilla can also be used to clone the disk to an image, as […]
More...From time to time you need to run normal POTS telephone over structured cabling, the main issue is that in the UK the pin outs can be different from the rest of the world, so buying a BT plug to RJ45 cable doesn’t always work. Below is a diagram of the cabling pinouts required for […]
More...On our Microsoft SharePoint 2013 home page, we had a horizontal scrollbar appear. What seemed to be happening was within the master CSS file was that the “s4-workspace” was of the “ms-core-overlay” that affects the whole size of the page was using this: As you can see the “overflow” was set to auto, this sets […]
More...So you have the box at the top, this confuses our users, so we need to remove it. To do this you can just use a simple script on the front page. 1. Edit the front page and add the “Script Editor” web part. 2. Give it a suitable name, and then enter the following […]
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