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www.microsoft.com /en-us /microsoft-365 /exchange /email. Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems. The first version was called Exchange Server 4.0, to position it as the successor to the related Microsoft Mail 3.5.
The first release of Microsoft Exchange Server was version 4.0 in April 1996, when it was sold as an upgrade to Microsoft Mail 3.5. Before that, Microsoft Mail v2.0 (written by Microsoft) was replaced in 1991 by "Microsoft Mail for PC Networks v2.1", [1] based on Network Courier from its acquisition of Consumers Software. [2]
Microsoft Cluster Server (MSCS) is a computer program that allows server computers to work together as a computer cluster, to provide failover and increased availability of applications, or parallel calculating power in case of high-performance computing (HPC) clusters (as in supercomputing). Microsoft has three technologies for clustering ...
Free and open source. High-availability cluster. Apache Mesos, from the Apache Software Foundation. Kubernetes, founded by Google Inc, from the Cloud Native Computing Foundation. Heartbeat, from Linux-HA. Proxmox. Docker Swarm. Red Hat cluster suite. OpenShift and OKD, from Red Hat.
Version 10.10 was released in July 2009. [4] The current version is 2018.08 (11.51). SiteScope is now marketed by OpenText after its acquisition of Micro Focus. SiteScope tests a web page or a series of web pages using synthetic monitoring. [5] However, it is not limited to web applications and can be used to monitor database servers (Oracle ...
High-availability cluster. High-availability clusters (also known as HA clusters, fail-over clusters) are groups of computers that support server applications that can be reliably utilized with a minimum amount of down-time. They operate by using high availability software to harness redundant computers in groups or clusters that provide ...
Proxmox Server Solutions Complete actively developed Open-source AGPLv3 Linux, Windows, other operating systems are known to work and are community supported Free Yes Rocks Cluster Distribution: Open Source/NSF grant All in one actively developed 7.0 [2] (Manzanita) 1 December 2017; 6 years ago () HTC/HPC OpenSource CentOS: Free
Microsoft Exchange is considered a high-value target for hackers looking to penetrate business networks, as it is email server software, and, according to Microsoft, it provides "a unique environment that could allow attackers to perform various tasks using the same built-in tools or scripts that admins use for maintenance."