Category Archives: aide-mémoire

pfSense Unbound “Phantom” Entries

Every so often with pfSense I get “phantom” entries of pfSense’s hostname to incorrect VLAN gateway addresses. You can remove these incorrect entries – which appear in /etc/hosts but they will auto-magically reappear when Unbound is restarted. The solution is … Continue reading

Posted in aide-mémoire | Leave a comment

Fix: Slow Wired Ethernet on Lenovo Legion 5 15ARH7H with Pop!_OS 22.04 LTS

Ever since moving to Pop!_OS 22.04 LTS wired networking have been very slow. I recalled seeing posts on this problem and the issue being the included driver for the RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller. Performance was not only poor … Continue reading

Posted in aide-mémoire | Leave a comment

When Windows 11 Blows Up Pop!_OS’ Bootloader

I’m not sure if this is an issue with Lenovo’s updating of the BIOS resetting the default boot back to Windows or if it is Windows itself. Since this has happened a couple of times, this is a reminder to … Continue reading

Posted in aide-mémoire | Leave a comment

Ubuntu/Debian and Broadcom BCM5762

I picked up an HP EliteDesk 705 G3 Mini PC as the potential third node for a Proxmox cluster. While I wouldn’t be using HA, I did not want to cause potential problems with a tied quorum vote. For under … Continue reading

Posted in aide-mémoire | 3 Comments

Ubuntu 22.04 and Lenovo IdeaPad L340-15IRH (aide-mémoire)

For some reason the default driver for the Realtek RTL8111/8168/8411 wired Ethernet controller in the Lenovo IdealPad L340-15IHR will not work under Ubuntu 22.04. This happens with both a clean install and upgrading from Ubuntu 21.04/21.10. The solution is to … Continue reading

Posted in aide-mémoire, Uncategorized | Leave a comment

ESXi Patching – Deprecated CPUs

Another aide-mémoire so I don’t have to search 🙂 esxcli network firewall ruleset set -e true -r httpClient esxcli software profile update -p [PATCH_LEVEL} \ –no-hardware-warning \ -d https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/vmw-depot-index.xml esxcli network firewall ruleset set -e false -r httpClient

Posted in aide-mémoire, Uncategorized | Leave a comment

Another Aide-mémoire – Renaming Files Based on Modification Time

I have a bunch of weather station time lapse daily web cam files (found here: Historical 24-hour WX Timelapse Videos) where the date of the web page index is the day after. This has bugged me for the past three … Continue reading

Posted in aide-mémoire, Uncategorized | Leave a comment

UniFi Adoption with Devices on Separate Subnet from UniFi Controller

This is, as always, is maybe more of an aide-mémoire for me, but may be helpful if someone else is searching for a solution… Here is the scenario: My UniFi devices are on a separate subnet from my UniFi Controller. … Continue reading

Posted in aide-mémoire, Uncategorized | 1 Comment

Had A Question on IGMP Proxy and pimd

I had a question in the comments on the firewall rules and IGMP Proxy and pimd based upon the post DLNA: pfSense and IGMP Proxy – nope, use pimd. Unfortunately, I deleted that comment when cleaning out the spam (imagine … Continue reading

Posted in aide-mémoire, Uncategorized | Leave a comment