Topics

• Linux & Unix 15
• Virtualization 7
• Networking 7
• Storage & Backup 7
• Security & Identity 6
• Monitoring 2
• Misc 5

Linux & Unix

System administration on SLES, openSUSE and friends.

• 2023-10-07 Deprecated GPG Key in OpenBuild Service
• 2012-07-20 I/O hung forever trying to access VDEV device
• 2012-07-18 Quickguide: Installing Sun JRE on SLES11 outdated
• 2011-03-20 Quick Tonido installation on openSUSE
• 2011-01-03 InstantClient RPMs
• 2010-04-01 Compiling cnet in a hurry
• 2010-03-02 Cambio de hora en Paraguay 2010 ES
• 2009-03-15 Rebuilding partition table
• 2009-03-15 Faster Japanese rendering in Firefox
• 2008-12-05 Linux support/troubleshooting
• 2008-02-29 LDAP authentication with apache2
• 2007-09-29 Enforce HTTPS usage
• 2006-04-26 Configurando SSH keys ES outdated
• 2006-03-29 Serial Console ES
• 2006-03-29 Modificando zonas horarias ES

Virtualization

Proxmox VE, ESXi, OpenStack and cloud images.

• 2025-11-11 Openstack Cloud Images
• 2025-02-13 PVE Cloud Images
• 2023-12-25 Deploying Juniper vLWC on PVE
• 2023-10-03 Deploying Apstra 4.2.0 on Proxmox VE
• 2023-09-07 vSAN ESA on ESXi-over-PVE
• 2023-09-05 ESXi on Proxmox as nested hypervisor
• 2009-10-08 Running SCO Openserver 5.0.7 in VirtualBox

Networking

Data center fabrics, SDN, Juniper and overlays.

• 2023-12-27 Setting up JunOS devices for Juniper Support Insights
• 2023-12-25 Deploying Juniper vLWC on PVE
• 2023-12-09 Intermittent connection with Zerotier in Site-2-Site
• 2023-10-07 Integrating Apstra Appliances Operating System to FreeIPA
• 2023-10-03 Deploying Apstra 4.2.0 on Proxmox VE
• 2021-10-27 Apstra Web UI + FreeIPA integration
• 2010-04-01 Compiling cnet in a hurry

Storage & Backup

SAN, ZFS, Proxmox Backup Server and tape.

• 2026-11-13 USB disks as tapes for Proxmox Backup Server (3/3): point & click
• 2026-11-13 USB disks as tapes for Proxmox Backup Server (2/3): the CLI way
• 2026-11-13 USB disks as tapes for Proxmox Backup Server (1/3): why, and what's new
• 2023-09-07 vSAN ESA on ESXi-over-PVE
• 2012-07-20 I/O hung forever trying to access VDEV device
• 2011-07-07 Automatizando Snapshots en Symmetrix VMAX con Powershell ES
• 2009-03-15 Rebuilding partition table

Security & Identity

SSH, TLS, LDAP/FreeIPA and MFA.

• 2023-10-07 Integrating Apstra Appliances Operating System to FreeIPA
• 2021-11-02 Resetting Guacamole OTP for an user
• 2021-10-27 Apstra Web UI + FreeIPA integration
• 2008-02-29 LDAP authentication with apache2
• 2007-09-29 Enforce HTTPS usage
• 2006-04-26 Configurando SSH keys ES outdated

Monitoring

Nagios, Observium and friends.

• 2012-01-24 Quickguide: Observium installation on SLES11
• 2010-05-11 Compiling nrpe in HPUX 11.31

Misc

Gadgets, announcements and nonsense.

• 2010-09-28 Take that Cruise!!
• 2009-08-03 Won a Netbook!, thanks Novell!!
• 2009-03-20 Windows on ATMs
• 2007-10-12 The toy arrived!
• 2007-09-29 Ordered a GPS receiver :D