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Monitoring network computers with the Icinga Nagios fork

30.11.2025

Home » Archive » 2010 » Issue 1: System... »

active_checks_enabled 1 22 passive_checks_enabled 0 23 check_command check_ssh 24 max_check_attempts 3 25

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Building Virtual Images with BoxGrinder and VMBuilder

07.01.2013

Home » Articles »

-build --version 02 BoxGrinder Build 0.10.2 03 04 Available os plugins: 05 - rhel plugin for Red Hat Enterprise Linux 06 - centos plugin for CentOS 07 - fedora plugin for Fedora 08 - sl plugin

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Secure remote connectivity with VS Code for the Web

28.11.2023

Home » Archive » 2023 » Issue 78: Domai... »

follows the SSH format and structure: Host Ubuntu-SRE_Penguin User penguin HostName 127.0.0.1 Port 3092 IdentityFile "/Users/penguin/.ssh/ubuntu-sre-id_ed25519" The file path separators

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Managing virtual infrastructures with oVirt 3.1

31.10.2025

Home » Archive » 2012 » Issue 11: Cloud... »

based on Windows. Bye-Bye Windows Although the Red Hat developers ported all the components of the management component, RHEV-M, from C# to Java in RHEV 3.0 [1], use of the Administrator Console

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Configuring the JBoss application server

30.11.2025

Home » Archive » 2011 » Issue 4: Secure... »

/server/all/deploy/helloworld.war 10:25:22,371 INFO [TomcatDeployment] undeploy, ctxPath=/helloworld # cp -r /opt/examples/helloworld.war/ /opt/jboss-5.1.0.GA/server/all/deploy/ 10:25:22,412 INFO [TomcatDeployment] deploy, ctx

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Server virtualization with Citrix XenServer

04.08.2011

Home » CloudAge » Articles »

{ 22 System.out.println("Expected arguments: [nfs server] [nfs path]"); 23 return; 24 } 25 26 Server server = new Server(args[0], args[1

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Data center networking with OpenSwitch

11.10.2016

Home » Archive » 2016 » Issue 35: Persi... »

automatic integration of OVA images, you will need to take the manual approach. Listing 1 Installation for Virtual Servers $ tar tf openswitch-appliance-image-appliance-ops-0.4.0-master

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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

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Server virtualization with Citrix XenServer

30.11.2025

Home » Archive » 2010 » Issue 2: Backup... »

between Citrix and Microsoft is demonstrated by the availability of graphical management tools. Basic management tasks on the host system (Dom0 ) can be handled using the Curses-based xcconsole and the xe

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Setting up MariaDB replication with the help of XtraBackup

05.12.2016

Home » Archive » 2016 » Issue 36: Autom... »

Replicate_Wild_Ignore_Table: 20 Last_Errno: 0 21 Last_Error: 22 Skip_Counter: 0 23 Exec_Master_Log_Pos: 11724682 24 Relay

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