Admin Magazine
 
  • News
  •  
  • Articles
  •  
  • Tech Tools
  •  
  • Subscribe
  •  
  • Archive
  •  
  • Whitepapers
  •  
  • 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) (350)
  • Article (121)
  • News (3)
  • Blog post (2)
Keywords
Creation time
  • Last day
  • Last week
  • Last month
  • Last three months
  • Last year

1 2 3 4 5 6 7 ... 48 Next »

100%
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
72%
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
71%
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
71%
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
70%
Hardware-enhanced security
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Jeff Metzger, 123RF.com
Rubén Llorente ... either OpenPGP or S/MIME keys into the Nitrokey (see the "What is OpenPGP?" box). The steps for changing the PINs are very intuitive (Figure 3), but key initialization is not. What is Open
42%
Scalable mail storage with Dovecot and Amazon S3
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © Vlad Kochelaevskiy, Fotolia.com
Gateway is connected: Inktank itself provides detailed documentation that explains the entire process [6]. In the end, you have an instance of the Ceph Object Gateway that speaks S3 and can be used ... Admins can solve typical mail server scalability problems with Dovecot’s Amazon S3 plugin and the Ceph distributed object store. ... Dovecot and S3 ... Scalable mail storage with Dovecot and Amazon S3
39%
Sort out your SSH configs
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © saniphoto, fotolia.com
and the other on all IPv6 IP addresses. Listing 1 Checking Open Ports chris@DebianBox:~# lsof -i :22 COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME sshd 3328 root 3r IPv4 33323 0t0 TCP *:ssh ... The scope and functionality of SSH and sFTP provides both secure remote access and secure file transfers. ... SSH and sFTP Config
39%
Getting data from AWS S3 via Python scripts
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © erikdegraaf, 123RF.com
boto3 3 4 s3 = boto3.resource('s3') 5 bucket = s3.Bucket('prosnapshot') 6 bucket.download_file('hello.txt', 'hello-down.txt') Figure 2 ... Data on AWS S3 is not necessarily stuck there. If you want your data back, you can siphon it out all at once with a little Python pump. ... Data Exchange with AWS S3 ... Getting data from AWS S3 via Python scripts
39%
Zero-Ops Kubernetes with MicroK8s
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
, expect to see output something like: microk8s (1.19/stable) v1.19.7 from Canonical\u00e2 installed In true snap style, you don't get much information. The docs then follow a route similar to what ... A zero-ops installation of Kubernetes with MicroK8s operates on almost no compute capacity and roughly 700MB of RAM. ... MicroK8s ... Zero-Ops Kubernetes with MicroK8s
35%
DiffServ service classes for network QoS
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Elgris, Fotolia.com
packet loss and jitter can significantly affect the quality of voice transmission delivered to the end user. The Internet Engineering Task Force (IETF) has defined various quality of service (QoS) models ... DiffServ for QoS ... DiffServ service classes for network QoS

1 2 3 4 5 6 7 ... 48 Next »

Service

  • Article Code
  • Contact
  • Legal Notice
  • Privacy Policy
  • Glossary
    • Backup Test
© 2026 Linux New Media USA, LLC – Legal Notice