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About

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Hi, my name is Timo!
I am working with networks, systems, and everything in between.

Recent Posts

  • RPVST - Behavior of RPVST and VLANs that are not allowed via trunk links 2 Oct 2026
  • Cisco C8300 - Create dedicated Management Interface without OOB Port 29 Sep 2026

Archives

  • October 2026 (1)
  • September 2026 (2)
  • August 2026 (1)
  • July 2026 (1)
  • May 2026 (2)
  • April 2026 (2)
  • February 2026 (3)
  • January 2026 (2)
  • December 2025 (1)

Tags

Networking (9)Homelab (5)Cisco (3)Troubleshooting (3)Windows Server (3)Client Management (2)Proxmox (2)Security (2)Backup (1)Config Mgr (1)Design (1)Firewall (1)HPE (1)Mecm (1)Microsoft (1)Mikrotik (1)Monitoring (1)OOBM (1)Opnsense (1)Patch Management (1)Pki (1)Powershell (1)Rommon (1)Sccm (1)Snmp (1)Spanning-Tree (1)Tailscale (1)Task Sequence (1)VPN (1)Windows Activation (1)Windows Client (1)

Copyright

This work is licensed under CC BY-NC-SA 4.0.

Archives

October 2026 (1)

  • 02 Oct RPVST - Behavior of RPVST and VLANs that are not allowed via trunk links

September 2026 (2)

  • 29 Sep Cisco C8300 - Create dedicated Management Interface without OOB Port
  • 24 Sep IPSec (IKEv2) - Hub and Spoke Design

August 2026 (1)

  • 29 Aug Microsoft Windows offline activation in 2026

July 2026 (1)

  • 07 Jul Remove ConfigMgr client in task sequence during OSD deployment

May 2026 (2)

  • 16 May Cisco ignore startup configuration
  • 13 May Fixing SCEP Certificate Enrollment over HTTPS on eLux Thin Clients

April 2026 (2)

  • 21 Apr How to manually import WSUS updates in an air-gapped environment
  • 10 Apr Issue detecting domain network on domain controller when using NIC teaming

February 2026 (3)

  • 22 Feb SNMP monitoring with Grafana, Prometheus and snmp_exporter
  • 11 Feb Proxmox automatic snapshots with cv4pve-autosnap
  • 01 Feb Hardening your Tailscale VPN for your homelab

January 2026 (2)

  • 18 Jan Proxmox 2U Node Server Build
  • 04 Jan MikroTik SFTP backup script

December 2025 (1)

  • 22 Dec Configure OPNsense Bridge on a Sophos SG125 V2
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