HowTo: Zevenet Community Loadbalancer for Exchange 2019

Zevenet Loadbalancer is the successor to Zen Loadbalancer, for which I wrote a howto some time ago. Zevenet Loadbalancer is particularly suitable for test environments as it is quick to install and configure and is also free of charge. So here is an updated how-to on Zevenet and Exchange 2019. The Zevenet load balancer ... Read more

Howto: Exchange 2019 and Kemp Loadmaster with ESP

It's been a while since the last article on Kemp and Exchange, so here's an updated version. For this test, I used a Kemp Loadmaster VLM-5000 (which is available for free with people with MCP ID for the HomeLab) and Exchange 2019. The Loadmaster firmware used is 7.2.48. The Loadmaster ... Read more

Exchange 2016: HealthCheck URLs for load balancers

Der Zustand einzelner Exchange Protokolle lässt sich bequem über eine URL ermitteln, dies ist insbesondere für Loadbalancer interessant, da auf einfache Weise festgestellt werden kann, ob das Protokoll auf dem jeweiligen Server verfügbar ist. Die Abfrage der jeweiligen URLs ist aussagekräftiger als eine einfache Prüfung ob der Port am Exchange Server noch geöffnet ist, aber … Read more

Exchange 2016: Load balancing with Zen Loadbalancer 3.7 CE Part 4

In the last 3 parts of the Exchange 2016 Loadbalancing articles I have already tested F5 and Kemp. Both solutions work great. In the fourth and final part, I would like to briefly introduce a free load balancer. Zen Loadbalancer Community Edition. First of all: In my opinion, Zen Loadbalancer is only suitable for demo or test environments, although I also use it in ... Read more

Exchange 2016: Load balancing with Kemp Loadmaster 7.1 Part 3

The third part of the Exchange 2016 Loadbalancing series is about Exchange 2016 in conjunction with the Kemp LoadMaster 7.1 (more precisely 7.1-30-75). The two previous parts deal with F5 BigIP LTM and can be found here: Exchange 2016: Loadbalancing with F5 BigIP LTM 11.6 (iApp) Part 1 Exchange 2016: Loadbalancing with F5 BigIP LTM 11.6 (iApp) ... Read more

Exchange 2016: Load balancing with F5 BigIP LTM 11.6 (iApp) Part 2

As already announced, the second part of this article series "Loadbalancing Exchange 2016 with F5 Big IP" deals with a few optimizations on the part of Exchange Server and Loadbalancer. The first part can be found here. Mailboxes for the "Advanced Monitors" LTM can check two mailboxes in the iApp. The user accounts should be set so that the passwords are not ... Read more

Exchange 2016: Load balancing with F5 BigIP LTM 11.6 (iApp) Part 1

Exchange 2016 does not make any major demands on a load balancer. Exchange 2010 still made a few demands on a load balancer (session persistence, affinity), but Exchange 2016 is far more modest in this respect. In principle, simple RoundRobin is sufficient here. I currently have an F5 BigIP LTM in version 11.6 to hand. Therefore there are ... Read more