Update Spring 2025

Bell has made changes and the WAN IPTV VLAN, TV STB VLAN, IGMP proxy, policy routing and associated NAT/firewall rules are no longer required if you have a VIP7802 / Android TV box. In my case, the TV box works when connected to the LAN network now.

This may not be the case if you have an older non …

Background

I recently replaced the batteries in my APC SMT3000RM2U UPS and decided it would be a good idea to update the firmware as I barely got 3 years out of the previous set. I thought maybe APC may have changed the charging algorithm or something and thought it was worth a shot...

After discovering my device was a …

Update: This seems like this may be related to a bug in libvirt. You can still use the below instructions as a workaround until that gets fixed and the new version of libvirt is available in your distro. You can see the bug details here: https://gitlab.com/libvirt/libvirt/-/issues/631

When using storage pool volumes in …

I've recently moved from VMware to KVM for my home virtualization needs and ran into an issue. When using Cockpit or virt-manager to view a VM console I'd sometimes get the error message "Display output is not active".

This is related to the default video card Cockpit configures for a new VM (virtio). …

After restoring your TrueNAS Scale configuration to a new system you may encounter the following error on the console:

1The web interface could not be accessed.
2Please check network configuration.

This is due to the new system not having the same NIC/MAC address so TrueNAS doesn't know how to map it's existing IP …

When backing up TrueNAS using the Web GUI, you are provided a .tar archive containing freenas-v1.db as well as pwenc_secret if you chose to back up the system seed. While there is no easy way to automate a configuration backup using the Web GUI, you can achieve the same goal using SSH.

Optional prerequisite: Configure …

The Problem

Netgear decided to remove the ability to send SMS messages on the Nighthawk M6. Having SMS sending capability is handy, especially for alerting on events such as Internet outages. This workaround implements a simple HTTP server using Perl that can be used to send messages through the device. Perl was chosen …

These tools were tested on a Netgear LB1120 and LB2120, however they probably work on other models.

Firmware Version: M18Q2_v12.09.163431
App Version: NTG9X07C_12.09.05.30
Web App Version: LBHDATA_03.03.103.176

Requires bash and curl. Tested with curl 7.68.0 and bash 5.0.17.

Reboot Modem

This script will allow you to …

Note: These instructions are based on VyOS 1.4-rolling-202307250317.

1. Confirm whether you have DNS forwarding enabled:

1$ show configuration commands | grep "set service dns forwarding"
2$

If nothing shows up then you can continue. If you do have forwarding configured, you need to consider disabling it or …

Backing up your switch configuration is a great way to save your bacon in the case of hardware (or user) error. You can automate this process on Brocade / Ruckus ICX switches using SCP, SSH public keys and some scripting.

First ensure that SCP and public key authentication are enabled on your switch:

 1SSH@switch#show …