The ramblings of a computer geek
If you need to quickly check the health of a protocol, Microsoft Exchange 2013 onwards provides a URL that you can query to ascertain the health of the service. Obviously if you query this and get nothing (i.e. a timeout) you can assume something is wrong, or if you get anything other than a “200 […]
More...
Staytus is a great, simple little Service Status page. Yeah you could write your own with this set of functionality, but this is a great little web application you can just use off the shelf to easily publish your service status to the web and update it in the event of any issues and/or maintenance […]
More...
NOTE: See https://geekmungus.co.uk/?p=3619 for the most up to date article! We’ve had an issue with the recent “Security Update for Microsoft Windows (KB5019964)” update, as by the looks of it a load of other people. In our case we are running Microsoft Windows 2016 domain controllers, the NetApp filers are pretty old we’re readying to […]
More...
If you are thinking about professional registration, such as Chartered Engineer (CEng), Incorporated Engineer (IEng), Engineering Technician (EngTech) or indeed Chartered Scientist (CSci), Registered Scientist (RSci), Registered Science Technician (RSciTech), you’ll need to identify and explain how your skills and experience translates to a competence framework. What is it? So what is a competence framework? The awarding […]
More...
I’ve recently passed the CISSP exam. Passing the exam is just one step in becoming a Certified Information System Security Professional, once you’ve passed the exam there are additional steps required to achieve the certification. There is a lot of chatter about exactly how long the process takes to get registered after the exam, so […]
More...
You may see the following error when attempting to perform an upgrade to a host, the issue is also described in: https://www.vcloudnine.de/upgrade-to-esxi-7-0-missing-dependencies-vibs-error/ We came across this issue when attempting to upgrade to version 7.0.3 of VMware ESXi, these hosts had some driver VIB updates performed over their lifetime to remediate PSOD issues. Upon attempting an […]
More...
At about 15:00 on 1st November 2022, my FTTP broadband disconnected. Upon looking at the BT Openreach ONT, I saw the following light condition. Power Green (Solid) LOS (Loss of Service) Red (Solid) PON Off LAN Green (Solid with blinking occasionally) Unfortunately I don’t have a video or picture of this state, but needless to […]
More...
On the 2nd November 2002, the SSL certificate for the site expired, however now 1and1 IONOS seem to no longer allow SSL certificates to be used on their web hosting if they do not also hold and manage the DNS and domain. Pretty poor show, but I expect its something to do with ensuring the […]
More...
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...
If you are having trouble uploading a file via SCP to vCenter then VMware provide a great document on how to resolve this. You’ll be seeing an error like: https://kb.vmware.com/s/article/2107727 Essentially what you need to do is logon via SSH to vCenter, swap the Shell to BASH, upload the file, then swap the Shell back […]
More...