Bcp

In the previous post, I oversimplified the situation just for an easy onboarding to the case. Now it’s time to go into deeper details. First I will describe a bit more the design I had for this case, with my context and constraints, and then a great option to add dynamic routing (based on some talks with Ivan Pepelnjak and Nicola Modena, thanks for that gentlemen). By the end of the post, you will have a pretty complete rationale that might be helpful. Then it’s your job to find the right balance for your scenario. ...

Some time ago I was asked to design the networking part as a basic DRP solution with the aim to fulfill an audit requirement, basically, the DRP has to cover the scenario of the main Datacenter going completely offline. So, all or nothing scenario, and only the main applications were covered. The secondary site would be an already existing site in the same metropolitan area. It was very time-constrained, so there were several aspects to overcome, the most important ones were related to IP addressing. ...