netaviator.xyz

Rittal PDU 7979.216 - Factory Reset without Admin Credentials

Fri, 02 Oct 2026 00:00:00 +0000

How to factory reset a second-hand Rittal PDU (7979.216) when the admin credentials of the previous owner are unknown.

OTDR Measurements - Never Trust the Carrier Protocol Alone

Mon, 31 Aug 2026 00:00:00 +0000

Why we run our own end-to-end OTDR measurements on newly built darkfibre routes, even when the carrier handover protocols look fine.

flowwler - DDoS Detection and Mitigation with Flow Data and BGP Flow Spec

Thu, 20 Aug 2026 00:00:00 +0000

flowwler detects DDoS attacks from flow data and mitigates them automatically via BGP Flow Spec, including traffic redirection to scrubbing appliances and GeoIP/ASN enrichment.

NetBox-Driven Automation for Arista and SONiC

Sat, 15 Aug 2026 00:00:00 +0000

How we generate the complete configuration of our Arista and Dell SONiC switches from NetBox, with Ansible, CloudVision, a small SONiC manager and a GitLab CI/CD pipeline.

New Network Backbone at Medialine

Wed, 15 Jul 2026 00:00:00 +0000

How we built the new network backbone for Medialine Group: DWDM between the data centers, Arista spines and leafs, Dell SONiC server leafs and a configuration generated entirely from NetBox.

Opengear Operations Manager - DynDNS Updates via Playbook

Wed, 04 Sep 2024 00:00:00 +0000

Update DynDNS entries on dynv6 by using a Playbook on Opengear devices.

Zammad - Trigger an alert in PagerDuty for critical tickets

Tue, 27 Aug 2024 00:00:00 +0000

Trigger PagerDuty alerts out of the box via webhooks in Zammad for critical tickets.

ddclient - Could not connect to dynv6.com

Thu, 25 Apr 2024 00:00:00 +0000

ddclient is not able to connect to dynv6.com due to not using SSL/TLS.

VMWare Horizon View - Direct Connect Agent

Thu, 04 Jan 2024 00:00:00 +0000

As I work for multiple customers, I First, we need to setup the normal Horizon Agent. Make sure to run the setup with the option to skip the registration to the session broker.

VMware-Horizon-Agent.exe /s /v "VDM_SKIP_BROKER_REGISTRATION=1 RDP_CHOICE=1 ADDLOCAL=Core,ClientDriveRedirection,VmwVaudio,PrintRedir,USB,RTAV"

VMware-viewagent-direct-connection--y.y.y-xxxxxx.exe /s /v "LISTENPORT=443 MODIFYFIREWALL=1 DISABLE_SSLV3=1"

Growatt - Increase output power level

Mon, 31 Jul 2023 00:00:00 +0000

If you use a Growatt MIC-Series PV-Inverter, you might be able to upgrade it to a bigger model at no cost due to a small change in the configuration.

When ARP and MAC-Table timers cause BUM traffic...

Tue, 20 Jun 2023 00:00:00 +0000

I recently had an issue within the network of a customer who was experiencing a big amount of broadcast, unknown unicast and multicast – short BUM – traffic within one of his layer 2 network segments. My customer is a company which is offering dedicated servers and virtual machines to all sorts of customers and with all sorts of hardware configurations. During the last years, they did not invest much time and money into ther network which is why there are no filters for spoofed/forged traffic and loops in place by now.

Juniper QFX5100 - Reinstallation not booting from USB

Tue, 14 Mar 2023 00:00:00 +0000

If your QFX5100 is not booting properly via USB during reinstallation, checkout this post.

Intel X710 NIC with Packetloss/Flapping-Links

Tue, 14 Feb 2023 00:00:00 +0000

Intel X710 NICs might have some strange Packetloss/Flapping-Links issues. The issue is solved by disabling LLDP on the NIC itself.

Traffic information via SafeSky App

Wed, 28 Dec 2022 00:00:00 +0000

Traffic information in SkyDemon and ForeFlight via SafeSky App.

OPNsense on Sophos SG115

Sat, 03 Dec 2022 00:00:00 +0000

Installation of OPNsense on Sophos SG115 fails with: NMI/cpu0 ... going to debugger

Growatt - ShineWiFI-X Default Wi-Fi-Password

Sun, 20 Nov 2022 00:00:00 +0000

As I keep forgetting the default password of the Growatt devices, I wrote this note.

AS3320 NL-ix routing-issue

Tue, 08 Nov 2022 00:00:00 +0000

Due to an issue in Telekoms prefix-filtering, 18k prefixes were announced to the NL-ix route-servers which caused the port at the IXP to be filled.

Proxmox VE - IPv6 unstable behind bridge

Mon, 12 Sep 2022 00:00:00 +0000

IPv6 seems to be unstable between virtual machines running on Proxmox as long as Multicast Snooping is enabled on a Bridge interface

Monitoring home power usage on a DWS7412.2.G2

Mon, 22 Aug 2022 00:00:00 +0000

The steps I have done to monitor the power usage in our home.

Becoming a private pilot

Fri, 05 Aug 2022 00:00:00 +0000

The journey on I how became a private pilot and how my path to aviation was.

Migration of the blog from WordPress to Hugo

Sun, 31 Jul 2022 00:00:00 +0000

How I migrated my blog from WordPress to Hugo.

Mennekes Wallbox Statistiken in Home Assistant

Thu, 07 Apr 2022 00:00:00 +0000

Wie man die Sensordaten der Mennekes Wallbox in Home Assitant integrieren kann.

Wireguard + BGP + ECMP + BFD = Win!

Thu, 03 Jun 2021 00:00:00 +0000

Parallele Nutzung mehrere Internetleitungen via BGP, ECMP and BFD.

SNMP Deployment Skripte für Windows und Debian/Ubuntu

Mon, 15 Feb 2021 00:00:00 +0000

Skripte, die die Installation von SNMP Diensten unter Linux und Windows vereinfachen.

Peplink FusionHub goes PC Engines APU-Board

Mon, 08 Feb 2021 00:00:00 +0000

Firmware Updates auf Dell Servern einfach gemacht.

AntMedia Server – Statistiken in Prometheus

Thu, 07 Jan 2021 00:00:00 +0000

Wie man mit dem json_exporter Statistiken von AntMedia einsammelt und in Grafana aufbereitet.

Dell – Gebündelte Firmware Updates

Thu, 07 Jan 2021 00:00:00 +0000

Firmware Updates auf Dell Servern einfach gemacht.

ADS-B – Selbstgebaute Groundplane-Antenne

Tue, 19 May 2020 00:00:00 +0000

Eine selbstgebaute ADS-B Groundplane-Antenne im Vergleich.

Cisco Catalyst – 802.1X / Windows NPS

Fri, 01 May 2020 00:00:00 +0000

Windows NPS korrekt für 802.1X mit Cisco Catalyst Switchen konfigurieren.

Sophos UTM – SNMP v3

Wed, 22 Jan 2020 00:00:00 +0000

Warum SNMP v3 bei der Sophos UTM etwas tricky ist.

IP-Backbone – Verwendung von IS-IS

Mon, 07 Oct 2019 00:00:00 +0000

Wie ich IS-IS im Backbone aufgebaut habe.

JunOS – BGP Filter für Transit, Peering und Downstream

Fri, 24 May 2019 00:00:00 +0000

Welche Filter ich auf Routen von Transits, Peerings und Downstreams anwende.

vCloud Director 9.7 – Datenbank-Upgrade schlägt fehl

Sat, 06 Apr 2019 00:00:00 +0000

Wie man die fehlschlagenden Datenbank-Upgrades im vCloud Director 9.7 behebt.

VMWare NSX-V – NSX Controller verkleinern

Sat, 06 Apr 2019 00:00:00 +0000

Kurze Anleitung wie man die Ressourcen des NSX Controllers von NSX-V verkleinert.

LibreNMS – Weathermap Renderfehler

Mon, 18 Mar 2019 00:00:00 +0000

LibreNMS Weathermap Plugin wirft Fehler beim Rendering der Graphen.

Netbox – Graphen aus LibreNMS einbinden

Sun, 17 Mar 2019 00:00:00 +0000

LibreNMS Graphen mittels PHP-Skript direkt in Netbox einbinden.

macOS – YubiKey SSH Authentifizierung

Sat, 16 Mar 2019 00:00:00 +0000

YubiKey SSH Authentifizierung unter macOS einrichten.

vCloud Director – Metriken in Grafana

Sun, 10 Mar 2019 00:00:00 +0000

VMWare vCloud Director Statistiken in Grafana darstellen.

PRTG – Dell System Health – Power Unit

Tue, 05 Mar 2019 00:00:00 +0000

Reparatur des Dell System Health Sensors im PRTG Monitoring System.

EdgeRouter PRO – RAM Upgrade

Sat, 19 Jan 2019 00:00:00 +0000

Ubiquiti Networks EdgeRouter PRO RAM Upgrade auf 4GB.

dn42 – Routinator RPKI Setup

Sun, 06 Jan 2019 00:00:00 +0000

dn42 prefixe manuell in Routinator einpflegen.

VyOS – RPKI in Route-Maps

Tue, 18 Dec 2018 00:00:00 +0000

Routen unter VyOS gegen RPKi Daten validieren.

VMWare ESXi 6.7 – PSOD

Thu, 22 Nov 2018 00:00:00 +0000

VMWare Netque Load-Balancer Modul verursacht PSOD unter ESXi 6.7.

VyOS/EdgeOS – IPv6 prefix-list beeinflusst IPv4 Subnetze in Route-Map

Sat, 06 Oct 2018 00:00:00 +0000

IPv6 Prefix-List beeinflusst auch IPv4 Prefixe in VyOS/EdgeOS.

vCloud Director – HTML5 Portal Initialisierungsfehler

Thu, 02 Aug 2018 00:00:00 +0000

VMWare vCloud Director HTML5 Portal Initialisierungsfehler aufgrund falscher URLs.

vCloud Director – Zertifikatseinbindung GUI

Tue, 10 Jul 2018 00:00:00 +0000

Zertifikatseinbindung im VMWare vCloud Director mittels GUI.

Gaming in der Cloud

Mon, 21 May 2018 00:00:00 +0000

Test des Gaming-Rechners in der Cloud von Blade.

Veeam Backup & Replication 9.5 – Error: The revision level is unknown.

Fri, 23 Feb 2018 00:00:00 +0000

Unter Windows Server 2016 gibt es Probleme bei der Wiederherstellung von Dateien in der Veeam Version 9.5.

Proxmox VE – Webinterface nicht nutzbar

Mon, 29 Jan 2018 00:00:00 +0000

Das Webinterface von Proxmox VE ist via Firefox auf einem Gerät mit Touchscreen nicht nutzbar.

VLAN ID’s von denen man besser die Finger lässt!

Tue, 02 Jan 2018 00:00:00 +0000

Manache VLAN IDs sollte man besser nicht nutzen.

APU2C4 Board Ubuntu 16.04

Sun, 31 Dec 2017 00:00:00 +0000

Ubuntu 16.04 LTS auf eine PC Engines APU2C4 installieren.

PRTG – Check Point R77.30 Monitoring

Wed, 13 Dec 2017 00:00:00 +0000

Check Point Firewalls im PRTG Monitoring einbinden.

One transceiver to run them all.

Sun, 22 Oct 2017 00:00:00 +0000

Flexoptix Transciever lassen sich für nahezu alle Hersteller programmieren.

„ARK: Survival Evolved“ Server Ports anpassen

Sun, 17 Sep 2017 00:00:00 +0000

Mehrere ARK Server auf einer gemeinsamen IP-Adresse betreiben.

Atlassian Confluence mit nginx absichern

Thu, 14 Sep 2017 00:00:00 +0000

Kurze Anleitung zur Absicherung von Atlassian Confluence mittels nginx Reverse Proxy.

QNAP QCenter

Tue, 12 Sep 2017 00:00:00 +0000

QNAP QCenter kurz erklärt.

VPN zwischen zwei Standorten (Sophos und OPNsense)

Thu, 07 Sep 2017 00:00:00 +0000

VPN-Tunnel zwischen Sophos und OPNSense.

HS-Mainz – Download der Klausureneinsichten

Wed, 12 Jul 2017 00:00:00 +0000

Wie man die Klausuren aus dem Portal der HS Mainz herunterlädt.

Contact

Mon, 01 Jan 0001 00:00:00 +0000

Information according to § 5 TMG:

Jan Gilla
Oberdorfstr. 20 55262 Ingelheim am Rhein

Mail: jan@jangilla.de
Phone: +49 176 58813376

Liability for contents

As a service provider, we are responsible for our own content on these pages in accordance with general legislation pursuant to Section 7 (1) of the German Telemedia Act (TMG). According to §§ 8 to 10 TMG, however, we are not obligated as a service provider to monitor transmitted or stored third-party information or to investigate circumstances that indicate illegal activity.

Sling TSi

Mon, 01 Jan 0001 00:00:00 +0000

In May 2023, we have decided to build a Sling TSi as a Experimental Airplane under the german law. The Sling TSi is a high-performance, four-seat light aircraft featuring a sleek aluminum design and a turbocharged Rotax 915 iS engine. Known for its speed, fuel efficiency, and modern avionics, it’s ideal for both recreational flying and cross-country trips, offering a comfortable and reliable flying experience.

We have ordered the first kits in May 2023 which were delivered to us in October 2023. This is when we have started the build of our plane called “DETSI”!