Hurricane Electric Filtered Tunnel

➜ ~ sudo nmap -p - -6 paris.prokop.dev Starting Nmap 7.93 ( https://nmap.org ) at 2022-11-21 23:04 GMT Nmap scan report for paris.prokop.dev (2001:41d0:e:514::1) Host is up (0.062s latency). Other addresses for paris.prokop.dev (not scanned): 5.196.72.20 Not shown: 65518 closed tcp ports (reset) PORT STATE SERVICE 22/tcp open ssh 25/tcp filtered smtp 5355/tcp filtered llmnr 6660/tcp filtered unknown 6661/tcp filtered unknown 6662/tcp filtered radmind 6663/tcp filtered unknown 6664/tcp filtered unknown 6665/tcp filtered irc 6666/tcp filtered irc 6667/tcp filtered irc 6668/tcp filtered irc 6669/tcp filtered irc 6670/tcp filtered irc 6697/tcp filtered ircs-u 7000/tcp filtered afs3-fileserver 9999/tcp filtered abyss Nmap done: 1 IP address (1 host up) scanned in 119....

November 21, 2022 · 1 min · Bart Prokop

Ansible on Google Cloud Shell

The Google Cloud Shell is fantastic power tool. Unfortunately for me it comes without Ansible preinstalled. Google Cloud Shell is basically Debian, so Ansible can be easily added using apt-get command. However it has drawback of any changes to underlying VM being wiped-up frequently as underlying machine is ephemeral one. Installation There is a better way, though. Use pip. python3 -m pip install --user ansible Collecting ansible Downloading ansible-6.6.0-py3-none-any.whl (42.3 MB) |████████████████████████████████| 42....

November 13, 2022 · 2 min · Bart Prokop

Install Arch Linux on Kimsufi Ovh Eco

In this post, I will cover my learnings from installing Arch Linux on OVH dedicated server. I’ve also shared what I learnt on Arch Linux on a VPS. Installation procedure Prerequisites: Obviously a dedicated server from Kimsufi (any OVH dedicated server should be fine). You also must have public SSH key to SSH to the server after installation is completed. Steps below covers installation of “Cloud Ready” images, that are available here....

November 13, 2022 · 4 min · Bart Prokop

My Network Setup

In this blog entry, I will cover how badly I over-engineered home network. Site VLANs So for each “site” (house/flat/car/boat/portable router), I keep constant VLAN schema. VLANs are always implemented on edge router and switches. VLAN Description Interface Remarks and use-case 1 Default LAN eth1 This is always untagged on all Ethernet LAN ports 2 Vendor Reserved My Netgear Switch reserves those 3 Vendor Reserved My Netgear Switch reserves those 4 IPv4 Only (DMZ) eth1....

July 2, 2022 · 3 min · Bart Prokop

Fix Broken Broadband

Substandard service So it is mid-2022 and my broadband is: PPPoE No IPv6 MTU at 1492 locked down router based on OpenWRT that provider thinks is awesome no static IP Time to fix as many things as can be fixed. Prerequisites There are two: Call ISP and get your PPPoE username and password. Quite often you need make few calls/online chats. Bin the provided “router” and connect something decent to ONT....

June 25, 2022 · 9 min · Bart Prokop