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19%
Live migration of virtual machines on Hyper-V
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Anna Omelchenko, 123RF.com
the network. To replicate a virtual server on another Hyper-V host with Windows Server 2012 or Hyper-V Server 2012, after configuring the host, right-click on the appropriate virtual server and select
19%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
 
a software tool called DNSViz to help network administrators with Domain Name System (DNS) vulnerabilities. DNSSEC is a government-mandated security feature for all federal information systems. According
19%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
, some operating systems insist on opening up ports by default on installation. Along with a handful of other tools the Network Mapper (Nmap) [1] utility is commonly used by both system administrators
19%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
of successors and forks: Each of the large public IRC networks has its own fork, and various forks exist in the form of private projects. The rising star among IRC servers in recent years has been Ratbox IRCd
19%
Using a tablet as a portable management console
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Peter Bernik, 123RF.com
selecting a tablet, check out available system administrator-oriented client applications, such as VPN, SSH, RDP, VNC, VMware View, Citrix Receiver, DaaS, Database tools, and network testing tools
19%
Manage your configuration with Rudder
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Photo by Karla Car on Unsplash
management but also helps you focus on compliance in the dashboard (Figure 1); for example, Rudder lets you know whether security-relevant patches have been rolled out across the entire network
19%
Bottom: The new top
07.10.2025
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © Lucy Baldwin, 123RF.com
options, what makes btm special? It provides immediate and time series monitoring of CPU, memory, network activity, processes, and disk usage like other tools, but it does it with characteristic flair
19%
Open source data center virtualization with OpenNebula
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
a network. The requirements in terms of dynamic change and availability, however, soon reach their limits with this kind of solution. Besides the rather abstract IaaS services, which you can purchase
19%
Operating system virtualization with OpenVZ
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© sculpies, Fotolia.com
-online target IP VEID Target IP is the network address of the VE into which you want to migrate to the VE with the ID of VEID. Of course, the vzmigrate tool supports a plethora of different options (e
19%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
a viable network-attached storage system. Sun engineers knew the implementation of a modern framework that served up block devices throughout the network was the next step. The resulting product was Comstar

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