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100%
A first look at Apache 2.4: Web server for the cloud
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Helder Almeida, 123RF.com
) as a reverse proxy. Although Apache is already being used in this way by quite a few organizations, it's clear that the 2.2 series is not optimized for that use case, which is one reason why Nginx is seeing ... High performance and cloud suitability are the thrust of Apache 2.4. We give you the lowdown on transitioning your Apache HTTP Server from 2.2 to 2.4.
42%
ARP cache poisoning and packet sniffing
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© elisanth, 123RF.com
Destination MAC address Listing 1 Nemesis arp Packets 01 $ while true 02 > do 03 > sudo nemesis arp -v -r -d eth0 -S 192.168.1.2 -D 192.168.1.133 -h 00:22:6E:71:04:BB -m 00:0C:29:B2
40%
Taking that Unix and Linux feeling tothe Windows desktop with MobaXterm
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Henner Damke, 123RF.com
of a large number of photos that have different output formats (e.g., for a picture gallery), as shown in the following code example: Cd photos mkdir standardphotos For i in .jpg ; do convert $i -resize 600x
40%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
and then rewrites the Contact header to contain the publicly reachable NAT gateway socket. Listing 3 shows an Invite request that has been modified by the SIP proxy: 18.17.16.15 is the gateway's public address; 20.22
40%
Mandatory access control with Tomoyo Linux
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© 3drenderings, 123RF.com
compared with version 1.x are noticeable in Tomoyo versions 2.2.x and 2.3.x; the current version 2.5 only lacks a couple of features. Unfortunately, version 2.5 is only available in Linux kernel 3.2, which
40%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
18 validation_client_name "validator" 19 validation_key "/etc/chef/validation.pem" 20 client_key "/etc/chef/client.pem" 21 web_ui_client_name "chef-webui" 22 web
39%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
 
gas prices. The company announced its VMware Ready Desktop Solutions program on June 22. Ready Desktop Solutions is a validation program for "desktop virtualization solution architectures" provided
39%
Connecting dissimilar IPsec implementations
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Yuri Arcurs, 123RF.com
192.168.2.0/24; 21 service any; 22 } 23 IPsec-policy pfs2-aes256-sha1; 24 } 25 } 26 } 27 } Again you can reuse the proposal and the policy. Assuming
39%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
and arrival rate 19 $pdq::streams = pdq::CreateOpen($Workload, $ArrivalRate); 20 # Define the service rate for customers at the cash desk 21 pdq::SetDemand($ServerName, $Workload, $SeviceTime); 22
39%
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

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