If you want to establish an Internet connection (that is: IPv6 and IPv4) right away from your firewall through xDSL connections, you need quite some technologies: PPPoE and PPPoEv6 (PPP IPV6CP) along with DHCPv6-PD. Fortunately, with PAN-OS 11.0 and 11.1, those missing IPv6 links were…
This time (2023) at the yearly Wireshark Developer and User Conference in Europe, I gave a talk about DNS. How could it have been any different –> The title simply had to be ‘It’s Always DNS‘. “This session dives deeper into the Domain Name System,…
We all know the DNS, right? But when we need to troubleshoot it, it’s getting much more complicated than initially thought. DNS ≠ DNS ≠ DNS. And unfortunately: It’s Always DNS. To get a better understanding of those different kinds of DNS servers (authoritative vs….
Seit einem Monat fahre ich erstmalig ein E-Auto. Und ebenso positiv euphorisch bin ich an das Laden an öffentlichen Säulen herangegangen. Dazu gab es auch allen Grund: Überall sieht man solche Stationen aus dem Boden sprießen und auch die Tank-App zeigt einem, wie dicht besiedelt……
Dopo aver importato un certificato locale, viene visualizzato il messaggio “Importato con successo…”, ma il certificato non è visibile nella GUI e in qualche versione neanche nella CLI. Se proviamo a reimportarlo, riceviamo il messaggio che il certificato è già presente. Il problema è la…
What happens on the network if you’re joining a Microsoft Active Directory domain? Which protocols are used? As I suspected, it’s a bit more complex than just seeing a single known protocol like HTTPS. 😉 Since a PCAP is worth a thousand words, I captured…
You can talk to firewalls and Panorama from Palo Alto Networks in various ways. The well-known GUI (which I really love, by the way) and the CLI are quite common at first glance. Nearly everyone using the Palos is familiar with these configuration options. When…
Meine Kids spielen derzeit häufig Brawl Stars, ein Echtzeit Onlinespiel. Und sie schauen auch immer mal Videos dazu, bei denen ihnen jetzt der Floh ins Ohr gesetzt wurde, dass man ein iPad ja auch per LAN-Adapter mit einem Netzwerkkabel ausstatten kann, was ja den Ping…
