Wasim Ahmed, born in Bangladesh and now a citizen of Canada, is a veteran of the IT world. He came into close contact with computers in 1992 and never looked back. Wasim has much deeper knowledge and understanding of network, virtualization, big data storage, and network security. By profession, Wasim is the CEO of an IT support and cloud service provider company based in Calgary, Alberta. He serves many companies and organizations through his company on a daily basis. Wasim's strength comes from his experience that comes from learning and serving continually. Wasim strives to find the most effective solution at the most competitive price. He has built over 20 enterprise production virtual infrastructures using Proxmox and the Ceph storage [...] is notoriously known not to simply accept a technology based on its description alone, but puts it through rigorous testing to check its validity. Any new technology that his company provides goes through months of continuous testing before it is accepted. Proxmox made the cut superbly. He would like to thank the entire staff at Proxmox for their support and dedication to the hypervisor community. Wasim would also like to thank Packt Publishing for their vision of moving forward with such a one of a kind book on Proxmox and their support throughout the journey of publishing this book.