For traveling I use something like thishttps://www.amazon.de/-/en/dp/B0CCJ8K76Z/ref=twister_B0CCTJLVHY?_encoding=UTF8&psc=1or e.g.https://www.amazon.de/-/en/dp/B0BP9QPMYW/ref=twister_B0B5DQLSQS?_encoding=UTF8&psc=1Not exactly the same, but kind of.
Do your maths. What do you need for the raspi? Plus a managable switch. Plus the time you loose every now and then to get the stuff updated, plus, plus plus.It's not worth it. Try it out. Write us here how it worked.... ;-)
Yepp, fan-free? Go ahead! I built my first sense with an old notebook for testing, some old workstation, then fan-free stuff. Now mostly Optiplex or alike... :-)
Guys, just a little reminder that this is a sticky topic about an aarch64 firmware repo... Thank you.
Which services are needes besides the simple routing? (4-)8 GB is OK for normal use, more is better for Suricata etc...