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Spell check suggestion: %220mb%2222%A9n Llorente"523 ?

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100%
Automating Migration to openEuler
30.11.2025
Home »  Archive  »  2025  »  Issue 90 VoIP N...  » 
Photo by Chris Briggs on Unsplash
Rubén Llorente ... regardless of their budget. Red Hat eventually became a sponsor for CentOS in 2014 [1], in a movement the community found controversial at the time. The sponsorship agreement was, according to LWN.net [2 ... Easily migrate your old CentOS 7 systems to the modern openEuler with the x2openEuler migration toolset. ... x2openEuler Migration
54%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
's usually TCP port 22) to port 2222, for example, to keep port scans from filling up your logs. Without TCP Wrappers enabled, scans might run dictionary attacks on your server where password combinations
53%
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:B2:78:9
53%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
# Header for user-specific report 19 printf("%2s\t%4s\t%4s\tD=%2d\n", "N", "Xdat", "Xpdq", MAXDUMMIES); 20 21 foreach $users (sort {$a <=> $b} @vusers) { 22 pdq::Init($model); 23 $pdq::streams = pdq
53%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
52%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
_dlm] root 3467 7 0 20:07 ? 00:00:00 [o2net] root 3965 7 0 20:24 ? 00:00:00 [ocfs2_wq] root 7921 7 0 22:40 ? 00:00:00 [o2hb-BD5A574EC8] root 7935 7 ... The vanilla kernel includes two cluster filesystems: OCFS2 has been around since 2.6.16 and is thus senior to GFS2. Although OCFS2 is non-trivial under the hood, it is fairly simple to deploy. ... OCFS2 ... A simple approach to the OCFS2 cluster filesystem
52%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Tormod Rossavik, 123RF.com
lxc.cgroup.devices.allow = c 1:9 rwm 25 lxc.cgroup.devices.allow = c 1:8 rwm 26 lxc.cgroup.devices.allow = c 136:* rwm 27 lxc.cgroup.devices.allow = c 5:2 rwm 28 # rtc 29 lxc.cgroup.devices.allow = c
51%
Develop a simple scanning application with the NAPS2 SDK
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
ScanOptions 21 { 22 Device = device, 23 PaperSource = PaperSource.Feeder, 24 PageSize = PageSize.A4, 25 Dpi = 300 26 }; 27 28 var images = new List2.Images ... A NAPS2 PDF scanner, the C# language, and the .NET Framework set the stage for a CLI app for scanning documents. ... NAPS2 SDK ... Develop a simple scanning application with the NAPS2 SDK
51%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
, appearing in alphabetical order but allowing intervening letters, you can use the search expression: "a.*e.*i.*o.*u" This would match lines 1, 2, and 3. If you want lines containing all five vowels in order
51%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
"------------------------------------------------------" 18 echo -n "Replace stored data line (y)? ";read we 19 if [ "$we" = "y" ]; 20 then 21 22 # Delete line and write to 23 # temporary file 24 25 # Build sed instruction 26 ... 2

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