Categories
Training

Time to Train

Like most of my peers, I have a love-hate relationship with training, knowledge is power so I love that but I don’t like exams. with that in mind, it has become time again to get some professional qualification I have chosen Implementing Cisco Data Center Core Technologies (350-601 DCCOR) with the look at getting a […]

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Graylog Monitoring

50 shades of Graylog

Graylog a very scalable log collection and log management solution with the ability to deal with over 100,000 messages per second, it has an open-source and an enterprise version so you can get vendor support if needed. Why chose Graylog over Elasticsearch Logstash Kibana (ELK) stack, Loki (from Grafana labs) or Splunk read on Graylog […]

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RalphNG

RalphNG DCIM

RalphNG Data Centre Infrastructure Manager (DCIM), Asset Management with rack layouts diagram and more. The amount of time I have not had diagrams and have spent my own time or remotely talked someone through trying to find a device in a rack and when it is found having to follow cables to find out how […]

Categories
Troubleshooting VoIP

Common VoIP Issues

We are in a time of remote working and the reliance on network sensitive protocols is quite high for example VoIP end-user will call (not using VoIP) to complain that they have odd issues with there calls dropping and quality being bad. Below is a very useful table for troubleshooting the cause to optimise your […]

Categories
Monitoring

Grafana Visualisation

Turns time-series databases and more into useful visualisation of that data it empowers you to graph, alert on, and explore data you have collected and supports Prometheus natively. Again with most really good open-source software, the easiest way of getting it up and running is with docker there is an official Grafana built docker image […]

Categories
Monitoring

Prometheus monitoring

Prometheus is a metric collection (scraping), alerting engine, time-series database, and visualisation all-in-one used by some of the largest companies in the world.I like to use it for its main purpose Metric (data) collection benifits of Prometheus is its plantory scale think just like DNS The above is a over simplification but you get the […]

Categories
Monitoring

Netdata real-time Monitoring

Netdata is one of the single best pieces of software I have come across when looking to get metrics and monitor devices in realtime. Picture the scenario system guy says it the network is at fault the network guy says its the server they both point at the storage well with netdata you have realtime data graphed over […]

Categories
Doucmentation

CodiMD

CodiMD is the free open source version of HackMD with reduced features and I find it is perfect for creating and standardising documentation for a team as you all get the formatting the same. Installing CodiMD The easiest way of getting up and running with CodiMD is to use the docker-compose provided by CodiMD To […]

Categories
My Lab

Lab Docker Host

Ok getting this blog back on track we will need a docker host or two for easily setting up of Lab solutions. What is Docker ? Docker is the abstraction of the application from the Operating System what this means is you can separate the OS and the app, you can run multiple application on […]

Categories
Doucmentation

To Markdown Or Not To Markdown

Why Markdown Over the years of being technologist, I have come across many commonalities when working at companies we will call these Rules of Wisdom One such Rule is documentation comes last always last, this is usually not by design but by the pressures placed onto the few that have the knowledge be it technical ability […]