First, we need to identify the id of the ports we want to monitor. On the console of the machine you are running nagios, execute the following commands snmpwalk -v 1 -c MySNMPCommunity my.switch.ip.address ifDescr you will get something like … Continue reading →
I did a “dnf update” on a Fedora 38 and after rebooting executing “virsh list –all” I got: Id Name State ————————- I tried running virt-manager and it had problems connecting – it would list my virtual machines, then disconnect … Continue reading →
You are running a linux system in text mode. You are using either Physical monitor and keybord Remote access console (example: Dell iDRAC) A Virtualized Console on qemu In any of the above applications – due to the monitor size … Continue reading →
You type in date on your linx box and you get Tue Sep 5 5:08:49 PM CDT 2023 but you want it to read Tue Sep 5 17:08:49 CDT 2023 To make that happen execute localectl set-locale LC_TIME=”C.UTF-8″ Log off, … Continue reading →
I have a system that runs in a environment that tends to be on the warm side. If the processor starts running at 3Ghz or higher, the processor starts some serious overheating. Applications I have running on this system do … Continue reading →
backup settings on a debian based unifi controller are saved in /var/lib/unifi/backup/autobackup
Continue reading →You find the following line in your messages file imjournal: filecreatemode is not set, using default 0644 This is not a critical error. To eliminate this message edit /etc/rsyslog.conf and find the line module(load=”imjournal” fileCreateMode=”644″ StateFile=”imjournal.state”) note it might be … Continue reading →
Moving virtual guest Windows machines around between virtual hosts, sometimes the network adapters get lost or hidden. This creates a situation where you move a machine and it looks like it forgot the static ip address settings. So you go … Continue reading →
Quick Network Scan nmap -sn 192.168.0.0/24 OS detection with verbosity (-O -v) nmap -O -v 192.168.0.0/24 OS detection with verbosity and version scan (-sV -O -v) nmap -sV -O -v 192.168.0.0/24 Rogue DHCP server discovery nmap –script broadcast-dhcp-discover -e bond0 … Continue reading →
Fedora 39 From a bash prompt: su – cp DesiredImage.png /usr/share/backgrounds/f39/default/f39-01-day.png cp DesiredImage.png /usr/share/backgrounds/f39/default/f39-01-night.png Fedora 38 From a bash prompt: su – cp DesiredImage.png /usr/share/backgrounds/f38/f38-01-day.png cp DesiredImage.png /usr/share/backgrounds/f38/f38-01-night.png That is it!
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