Series
Posts
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USB disks as tapes for Proxmox Backup Server (3/3): point & click
The same setup as part 2, from the mhVTL Control dashboard and the PBS web UI. A few shell lines remain; everything else is clicks.
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USB disks as tapes for Proxmox Backup Server (2/3): the CLI way
Step by step, from the shell. Install mhVTL, define a library with a USB dock as its mail slot, format disks as tape cartridges, and run encrypted PBS tape jobs and restores against them.
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USB disks as tapes for Proxmox Backup Server (1/3): why, and what's new
Why you might want PBS tape jobs on plain USB disks, what mhVTL gained to make it work (raw-disk cartridges, hot-plug bays, real drive encryption) and where it is heading.
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Openstack Cloud Images
Walkthrough of the process to import Cloud Images to Openstack.
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PVE Cloud Images
Walkthrough of the process to import Cloud Images to Proxmox VE.
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Setting up JunOS devices for Juniper Support Insights
Walkthrough NE setup to allow vLWC to connect and extract information.
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Deploying Juniper vLWC on PVE
Walkthrough of analysis and deployment of a Juniper Virtual Lightweight Collector for "call home" functionality
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Intermittent connection with Zerotier in Site-2-Site
Found an odd behaviour with Zerotier while using OPNSense as L3 peering nodes for site 2 site integration.
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Deprecated GPG Key in OpenBuild Service
Quick fix to force key replacement
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Integrating Apstra Appliances Operating System to FreeIPA
IPA client installation on Ubuntu based appliances for Apstra 4.2.0
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Deploying Apstra 4.2.0 on Proxmox VE
Step by step deployment of Apstra 4.2.0 AOS & ZTP appliances
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vSAN ESA on ESXi-over-PVE
Nested vSAN ESA cluster for testing purposes
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ESXi on Proxmox as nested hypervisor
Step by step implementation of a nested ESXi machine running on Proxmox/PVE KVM host.
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Resetting Guacamole OTP for an user
How to reset the TOTP enrollment of a Guacamole user backed by FreeIPA (LDAP) and MySQL.
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Apstra Web UI + FreeIPA integration
Making Apstra 4.0 LDAP providers authorize FreeIPA users: the group lookup that fails and the posixGroup workaround that works.
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I/O hung forever trying to access VDEV device
How to fix multipath I/O hung processes when accessing Hitachi VSP VDEV snapshot devices by enabling fail_if_no_path in the multipath configuration.
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Quickguide: Installing Sun JRE on SLES11
Quick guide for installing and registering Sun JRE 7 on SLES11 using update-alternatives, with all relevant slave links for tools like keytool and javaws.
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Quickguide: Observium installation on SLES11
Quick installation guide for Observium network monitoring on SLES11, covering Apache/MySQL/PHP/rrdtool setup, database configuration, vhost, cron jobs, and XCache tuning.
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Automatizando Snapshots en Symmetrix VMAX con Powershell
Script PowerShell para automatizar snapshots en EMC Symmetrix VMAX para backup de MS SQL Server Analysis Services, usando PSExec y Solutions Enabler.
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Quick Tonido installation on openSUSE
Step-by-step guide for installing Tonido personal cloud platform on openSUSE using alien to convert deb packages, with init script and SuSEfirewall2 configuration.
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InstantClient RPMs
Sharing an enhanced Oracle InstantClient RPM spec file based on Remi Collet work, with added ORACLE_HOME, tnsnames.ora support, and other improvements for openSUSE Build Service.
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Take that Cruise!!
An xkcd comic about sysadmin devotion to duty, even on a cruise.
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Compiling nrpe in HPUX 11.31
Guide for compiling NRPE with --enable-command-args on HP-UX 11.31, including TCP wrappers workaround, nrpe.c patch, build steps, and a custom init script.
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Compiling cnet in a hurry
How to compile and install the cnet network simulator in a user home directory on openSUSE, with Makefile modifications for a local installation.
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Cambio de hora en Paraguay 2010
Guía sobre el cambio de reglas DST en Paraguay en 2010 y cómo actualizar la base de datos de zonas horarias Olson en Linux, Solaris, Tru64 y HP-UX.
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Running SCO Openserver 5.0.7 in VirtualBox
Technical guide for virtualizing SCO OpenServer 5.0.7 on VirtualBox, including VM configuration, installation procedure, network setup, and a Guru Meditation workaround.
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Won a Netbook!, thanks Novell!!
Short post about winning a netbook as a reward for participating in the SLES11 beta testing program with Novell/SUSE.
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Windows on ATMs
Anecdote about inadvertently rebooting a Diebold ATM running Windows XP, and waiting for it to restart and come back online.
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Rebuilding partition table
How to recover a partition table that was overwritten by an aborted Linux installation, using the TestDisk tool to restore the original partition layout.
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Faster Japanese rendering in Firefox
How to fix slow Japanese text rendering in Firefox on openSUSE by installing WQY fonts, with step-by-step zypper instructions.
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Linux support/troubleshooting
Overview of Novell's supportconfig bash script for collecting system data from SLES/Linux systems for remote troubleshooting.
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LDAP authentication with apache2
Guide for setting up LDAP authentication on Apache2 with mod_auth_ldap on SLES9, including SSL certificate setup and .htaccess configuration.
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The toy arrived!
The i-Blue 747 GPS logger arrived and was tested on a few trips around town, discovering nearby Wi-Fi access points with Kismet.
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Ordered a GPS receiver :D
Short post about ordering an i-Blue 747 GPS receiver and track logger, with plans to contribute to OpenStreetMap in Paraguay.
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Enforce HTTPS usage
How to force HTTPS on Apache2 using mod_rewrite on SLES9/10, redirecting all HTTP traffic to the HTTPS port with a simple configuration file.
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Configurando SSH keys
Guía paso a paso para configurar autenticación SSH con llaves DSA en Linux, desde la generación del par de llaves hasta la configuración en el host remoto.
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Serial Console
Quick reference for connecting to equipment via serial console using kermit on Linux.
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Modificando zonas horarias
Guía para modificar archivos de zonas horarias en Linux usando zic y la base de datos Olson, con un ejemplo para Paraguay.