Admin Magazine
 
  • News
  •  
  • Articles
  •  
  • Tech Tools
  •  
  • Subscribe
  •  
  • Archive
  •  
  • Whitepapers
  •  
  • Digisub
  •  
  • Write for Us!
  •  
  • Newsletter
  •  
  • Shop
  • DevOps
  • Cloud Computing
  • Virtualization
  • HPC
  • Linux
  • Windows
  • Security
  • Monitoring
  • Databases
  • all Topics...
Search
Login
ADMIN Magazine on Facebook
GooglePlus

Search

Refine your search
Sort order
  • Date
  • Score
Content type
  • Article (Print) (96)
  • Article (44)
  • Blog post (1)
Keywords
Creation time
  • Last day
  • Last week
  • Last month
  • Last three months
  • Last year

1 2 3 4 5 6 7 ... 15 Next »

100%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
_name 24x7 03 alias 24x7 04 sunday 00:00-24:00 05 monday 00:00-24:00 06 tuesday ... 22
97%
Visualizing time series data
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Maxim Kazmin, 123RF.com
't connect to $remote_host:$remote_port: $@ \n"; 17 18 19 while() { 20 my @lavg = Sys::CpuLoad::load(); 21 my $ts=time(); 22 print $socket "system.loadavg_1min $lavg[0] $ts\n"; 23 print $socket "system ... 22
97%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
now easily and securely access your AWS resources with MFA enabled. Gemalto offers two supported devices. The Ezio Time-based 6-Digit Token ... 22
59%
Discover the power of RouterBOARDS
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © andreysuslov, 123RF.com
Rubén Llorente ... is easy enough (superuser privileges are required): arp -s 192.168.90.55 00:0c:29:c1:91:b1 The last field of the command is the MAC address, which is the unique identifier of the network device to which
59%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
Home »  Articles  » 
Lead Image © lightwise, 123RF.com
Rubén Llorente ... them in an orderly manner. Proxmox VE has been covered before in other articles [5][6], so I suggest you check them out if you want an in-depth review
59%
Automating command execution across servers
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Adrian Hartanto on Unsplash
Rubén Llorente ... # A single task is defined, which by default will 20 # run only against "devuan" hosts. 21 tasks: 22 upgradeall: 23 desc: Upgrade all packages 24 target: 25 tags: [devuan] 26 cmd: | 27
59%
Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
Rubén Llorente ... 8, 9 Debian 11, 12 Ubuntu 20.04, 22.04 FreeBSD 13.x OpenBSD 7.3 I recommend the downloadable installer, but I will skip
55%
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 ... 6
54%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
from compromised systems is John the Ripper (John). John is a free tool from Openwall [1]. System administrators should use John to perform internal password audits. It's a small (<1MB) and simple ... 6
53%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
is adding these entries to the Cobbler database. A typical example looks something like Listing 1. Listing 1 System Settings 01 # cobbler system add --name=foo --profile=ksprofile-devel-rhel6 ... 6

1 2 3 4 5 6 7 ... 15 Next »

Service

  • Article Code
  • Contact
  • Legal Notice
  • Privacy Policy
  • Glossary
    • Backup Test
© 2025 Linux New Media USA, LLC – Legal Notice