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  • [x] Creation time: Last year
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  • Article (Print) (112)
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43%
The next generation of Internet connectivity
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
ktsdesign, 123RF.com
but also includes real-world components. For example, the second exam is simple: You need to access the web page via IPv6 [3]. IPv6 Tunnel Setup Of all the methods to get IPv6 access, IPv6 tunnels ... Transitioning from IPv4 to IPv6 will be messy; we describe IPv6 served three ways. ... 3 ... IPv6 ... IPv6 and Linux
43%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
-certs, make, gcc, and g++. The certificates from ssl-cert will be required later. According to the how-to http://1, Chef prefers RubyGems version 1.3.6 or newer, but not 1.3.7. This version contains a bug
42%
OpenVPN with e-tokens in large-scale environments
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© sTan, fotolia.com
. Tokens and Certificates Of course, the VPN dial-up no longer uses a simple pre-shared key (PSK) but, instead, uses secure, centrally manageable X.509 certificates [3] that automatically expire. You can
42%
Julia: A new language for technical computing
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
)*   Julia Python MATLAB Octave R JavaScript   v3f670da0 v2.7.1 vR2011a v3.4 v2.14.2 v8 3.6.6.11 fib 1.97 31
42%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
end (Figure 2). Listing 3 update-dns 01 #!/usr/bin/perl 02 03 use DBI; 04 05 $db_user = "powerdns"; 06 $db_passwd = "powerpass"; 07 08 $hostname = $ARGV[0] . ".my.org"; 09 $ip = $ARGV[1
42%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
client requests (1) in the auth.log file (2). Then sshguard (3) monitors the file and creates a firewall rule (4) that blocks the client (5) if it notices to many login attempts. If the attacker ... 3
42%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
magazine [3]. In other words, the many Cobbler system records are really the biggest problem. Just to jog your memory: Using system records, Cobbler can create an individual PXE configuration file for each ... 6
42%
Tested: Autoconfiguring IPv6 clients
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Benis Arapovic, 123RF.com
Phone 3G, provided with router advertisements in our WLAN test, sent a DHCPv6 request and asked for the name server. However, a Snow Leopard client only evaluates the flags in the router advertisements ... Most clients on a network need both an address and some environmental information such as a name server or a web proxy. This article investigates whether a recent operating system on an IPv6-only LAN ... IPv6 ... Tested: Autoconfiguring IPv6 clients
42%
Business continuity for small to medium-sized enterprises
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Andrea, Fotolia.com
combinations are supported: ShadowProtect 4.0.1: Oracle VirtualBox 3.1.0--3.2.6 ShadowProtect 4.0.5: Oracle VirtualBox 3.1.0--3.2.12 ShadowProtect 4.1: Oracle VirtualBox 3.1.0--4.0.4 Shadow
41%
Server virtualization with VirtualBox
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Federico Caputo, 123RF.com
apache2-mpm-prefork apache2-utils apache2.2-bin apache2.2-commona pache2-doc apache2-suexec libapache2-mod-php5 libapr1 libaprutil1 libaprutil1-dbd-sqlite3 libaprutil1-ldap libapr1 libaprutil1 libaprutil1

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