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52%
Netcat – The admin's best friend
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Dmitry Rukhlenko, 123RF.com
the source port of your connection to 16000, you could add the -p option: # nc -p 16000 examplehost.tld 22 To add a timeout for latency testing, you could use the -w parameter with the number of seconds – 30 ... 2012
52%
Live migration of virtual machines on Hyper-V
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Anna Omelchenko, 123RF.com
on Linux servers. Windows 8 and Windows Server 2012 introduce the new SMB protocol 2.2. It accelerates access to data on the network that has normally been stored locally, such as SQL Server databases ... 2012
52%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
on Thu Oct 11 15:53:18 2012 04 # Expect and Autoexpect were both written by Don Libes, NIST. 05 # 06 # Note that Autoexpect does not guarantee a working script. It 07 # necessarily has to guess about ... 2012
52%
The fail2ban intrusion prevention framework
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Flavijus Piliponis, 123RF.com
in the directory structure is clear once you've installed it. Script Kiddies and Port 22 As I mentioned, the most popular usage of fail2ban is stopping probes that try every username ever conceived by mankind ... 2012
52%
Server virtualization with VirtualBox
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Federico Caputo, 123RF.com
also starts automatically after a reboot. Next, install the packages required for running phpVirtualBox: sudo apt-get install apache2-mpm-prefork apache2-utils apache2.2-bin apache2.2-common apache2 ... 2012
52%
Introduction to LVM
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Dvarg, 123RF.com
this writes an LVM label and some metadata to the PV. The PV is divided up into units of the same size (4MB by default) known as physical extents (PEs). A PE is the smallest allocatable data volume. Figure 1 ... 2012
52%
Monitoring your cluster with a home-grown OCF agent
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Aleksey Mnogosmyslov, 123RF.com
under the 18 # following copyright: 19 # 20 # (c) 2002-2005 International Business Machines, Inc. 21 # 2005-2010 Linux-HA contributors 22 # 23 # See usage() function below for more details ... 24 # 25 ... 2012
52%
Comparison of storage clouds
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© pakhnyushchyy, 123RF.com
Yes, Blowfish Yes, AES256 No Searching By file name In browser and in client via OS In browser and in client via OS In client via OS For metadata ... 2012
52%
Linux filesystem performance tested
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© nyul, 123rf.com
: Transtech Lynx Calleo Application Server 2260 [1]: CPU/RAM: Intel Xeon E5-2643 (quad-core CPU, eight threads, 3.3GHz)/32GB RAM (DDR-3, 1600MHz, ECC) Controller: LSI Logic Mega RAID SAS 9261-8i PCIe x8, 512MB ... 2012
52%
Network backup with Burp, Obnam, and Backshift
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Sergey Peterman, 123RF.com
can exclude files of a certain size (e.g., those of 0MB). The Burp configuration language also provides two size parameters: min_file_size and max_file_size; for example: min_file_size = 0 Mb ... 2012

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