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13%
Segmenting networks with VLANs
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Maxim Kazmin, 123RF.com
-ring encapsulation (1 bit), and identification of the respective VLAN identifier (12 bits). A maximum of 4,096 VLANs can be set up with the 12 bits of the VID (VLAN identifier) field. Tagged VLANs differ from
13%
Automation with Chef
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Pablo Bustos on Unsplash
on the Chef Infra Server, which can already manage around 100,000 nodes as a standalone installation. The previously mentioned cookbooks, like many other tools, follow a standardized structure that varies
13%
Develop your own scripts for Nmap
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Raman Maisei, 123RF.com
something like Listing 2. Listing 2 Sample Output Starting Nmap 6.47 (http://nmap.org) at 2015-03-12:00:00 CET Nmap scan report for targethost (192.168.1.100) Host is up (0.023s latency). r
13%
Intruder Tools
13.12.2011
Home »  Articles  » 
 
 packetstormsecurity.org packetstormsecurity.org,199.58.210.12,A NS25.WORLDNIC.COM,205.178.190.13,SOA ns25.worldnic.com,205.178.190.13,NS ns26.worldnic.com,206.188.198.13,NS mail.packetstormsecurity.org,199.58.210.12,MX
13%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
CentOS 5 to 6 would work – a procedure the release notes advise against – a virtual environment seemed like the prudent decision. The first step is to create a copy of the current system, which should
13%
Set up subdomains with Apache and Nginx
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © Saniphoto, Fotolia.com
) and Apache (with VirtualHost blocks). The starting point will be a freshly installed Debian 10.6 "Stable," on which I configure virtual hosts for the imaginary domains www.example1.de and www.example2.de
13%
Industrial Wireless Standards at a Glance
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image © Gloria Rosazza, 123RF.com
in parallel for the first time. Besides the 2.4 and 5GHz bands already familiar from WiFi 6, WiFi 7 also supports the 6GHz band that was previously dedicated to the comparatively less widespread WiFi 6E
13%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
have been able to do this safely and inexpensively. The MySQL database used until then had reached its limits at a size of 7TB and more than 100 million users. Two Facebook programmers, Avinash Lakshman
13%
Updating Small Business Server 2008
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Petra Wanzki, Fotolia
Connections action is enabled. To enable the rule on the clients, enter gpupdate /force or reboot. Forefront for Exchange 10.0 with SP2 Rollup 2 During the SBS 2008 installation, you can opt to install a 120
13%
Profiling Python Code
09.12.2019
Home »  HPC  »  Articles  » 
 to check follows a, b = 1,2 c = a + b # Code to check ends end_time = time.time() time_taken = (end_time- start_time)   print(" Time taken in seconds: {0} s").format(time_taken_in_micro) If a section of code

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