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31%
Neglected IPv6 Features
06.08.2012
Home »  Articles  » 
 
by sending a router advertisement (RA) to the link-local multicast address FF02::1 (all nodes; Figure 3). Figure 3: Normally, a regular router responds
31%
Automation with PXE Boot
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Sergey Jarochkin, 123RF.com
will not complete automatically. A key component of the PXE environment is a DHCP server. To make PXE work, you need to set up additional configuration options within the DHCP server configuration (Figure 3
31%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
(xrandr) "provides automatic discovery of modes (resolutions, refresh rates, …) [and] the ability to configure output dynamically (resize, rotate, move, …)" [3]. The xrandr configuration tool lets me
31%
PowerDNS Authoritative server high availability with MariaDB Galera
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Sergey Nivens, 123RF.com
A quick edit of your pristine MariaDB server's configuration file /etc/my.cnf.d/server.cnf (1) binds the MariaDB service to the localhost and (2) connects and (3) creates the database: Bind-address = 127
31%
Managing containers with Podman
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © sandrobrezger, photocase.com
field: sudo ausearch -k watch-passwd time->Tue May 28 19:52:15 2019 type=CONFIG_CHANGE msg=audit (1559065935.923:2447): auid=1000 ses=2 subj=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 op
31%
Better compression of web pages
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
and Brotli Comparison 01 -rw-r--r-- 1 sw sw 124 8 Sep 16:52 hello-world.html 02 -rw-r--r-- 1 sw sw 77 8 Sep 16:53 hello-world.html.br 03 -rw-r--r-- 1 sw sw 113 8 Sep 16:53 hello
31%
First steps in IT automation by Rex
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Konstantin Chagin , 123RF.com
on the Rex host and then copy the public key over to the client (Listing 3). After that, a test login on the client without password should work. Listing 3 Key-Based Authentication 01 root
31%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
, the exact details of these components varies from processor to processor, making CPU utilization comparison difficult. Current processors can have shared L3 caches across all cores or shared L2 and L1 caches
31%
Udev with virtual machines
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © orangeline, 123RF.com
kernel ordinal number (%n). Listing 3 70-persistent-net.rules Rules for KVM: SUBSYSTEM=="net", ACTION=="add", DRIVERS=="?*", ATTR{address}=="52:54:00:*", KERNEL=="eth*", NAME="eth%n" Rules
31%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
is considered "embarrassingly parallel" [3] where no design effort is required to partition the problem into completely separate parts. If no data dependency exists between the problem sub-parts, no communication

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