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Category Goodies | Linux

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Goodies , Goodies | Linux , Goodies | Ubuntu/Debian
  • May, Sun, 2025
  • pje
Prep Ubuntu Template for Cloud-Init
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Goodies , Goodies | Linux , Goodies | Ubuntu/Debian
  • Mar, Fri, 2025
  • pje
Ubuntu – Hot to Change a SSH host key?

Follow these steps to regenerate OpenSSH Host Keys

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Goodies , Goodies | Linux
  • Feb, Tue, 2025
  • pje
Auto Expand Disk size via cron

First prep the system for the auto expand script Add the Script to crontab to run every 15 minutes Save the script in /etc/expand-disk/auto-expand-disk.sh (Full copy-paste command is present below…

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Goodies , Goodies | Linux
  • Aug, Fri, 2024
  • pje
Install docker on Ubuntu ( Without SNAP )

If you do not want to run sudo before docker commands add your user to the docker group.This is not recommended

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Goodies , Goodies | Linux
  • Jul, Sun, 2024
  • pje
Extend standard disk ( Non lvm)

After the disk has been extended, then rescan for changes. This guide is based on the SDA disk and the 3 partition. Change the device and partition to match your…

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Goodies , Goodies | Linux
  • Jun, Sun, 2024
  • pje
Extend LVM with extra disk

Find the LVM details of the volume group that you want to add a disk to: Example output, The two with bold are the needed information in this example Find…

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Goodies , Goodies | Linux
  • Jun, Sat, 2024
  • pje
Trust Certificates in Ubuntu/Debian system

Debian as an example. Install the ca-certificates package: You then copy the public half of your untrusted CA certificate (the one you use to sign your CSR) into the CA…

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Goodies , Goodies | Linux
  • Jun, Wed, 2024
  • pje
IPMI Cli Commands

1. Man and help info for IPMItool ipmitool help man ipmitool 2. To check firmware version ipmitool mc info 3. To reset the management controller ipmitool mc reset [ warm…

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Goodies , Goodies | Linux
  • Apr, Tue, 2024
  • pje
Extend default LVM Volume

After the disk has been extended, then rescan for changes. This guide is based on the SDA disk and the 3 partition. Change the device and partition to match your…

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Goodies , Goodies | Linux , Goodies | Rsyslog
  • Aug, Wed, 2023
  • pje
Rsyslog – Forward logs to another server

Create a new config file under the rsyslog config directory Use single @ for udp forwardingUse double @ for tcp forwarding Example of udp forwarding Example of tcp forwarding

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Goodies , Goodies | Linux , Goodies | Rsyslog
  • Aug, Wed, 2023
  • pje
Rsyslog – Save login to a seperate file

Create a new rsyslog config file Add the following text

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Goodies , Goodies | Linux
  • Jul, Sun, 2023
  • pje
Bash Generate random number

Number between 1 and 10

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Goodies , Goodies | Linux
  • Jul, Sun, 2023
  • pje
Bash Generate random string

32 chars string

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  • 802.1x
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  • Goodies | Arista
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  • Goodies | Linux
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  • Goodies | TimeScaleDB
  • Goodies | Ubuntu/Debian
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  • Goodies | Windwos
  • Knowledge
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Recent Blog posts
  • What is ITSM and Why Does It Matter?
    2024-09-26
  • Unlocking the Mysteries of IS-IS Protocol neighboring
    2024-05-16
  • Understanding Decimal system and convert from DEC to HEX
    2024-05-15
  • Understanding Hexadecimal and convert from HEX to DEC
    2024-05-15
  • Navigating the Transition: Understanding IPv6 Transition Mechanisms
    2024-05-07
  • Overcoming Enterprise WAN Challenges: Building for Agility and Scalability
    2024-05-04
  • Building an Agile Enterprise WAN: Key Design Considerations
    2024-05-04
  • Understanding Route-Maps in Networking: Enhancing Flexibility and Control
    2024-04-30
  • Mastering Prefix Lists: Enhancing Network Filtering with LE and GE
    2024-04-29
  • Active Directory Environment: Understanding the Tiering Model
    2024-04-01
Recent Knowledge posts
  • Ubuntu – Hot to Change a SSH host key?
    2025-03-07
  • How to Upgrade TimeScaleDB Docker
    2025-03-05
  • How to Upgrade a PostgreSQL Database in a Docker Environment
    2025-03-05
  • Debugging FortiGuard Web Filter Issues After Firewall Reboot
    2025-02-17
  • Auto Expand Disk size via cron
    2025-02-11
  • Restore a configuration backup on a FortiGate HA cluster
    2025-02-08
  • Installing and Logging In to Windows 11 Without an Online Microsoft Account
    2025-01-24
  • Powerhslel: Renew Certificate with Specific Template
    2025-01-22
  • Create DHCP Scope via CLI in Microsoft Server
    2024-10-18
  • Install docker on Ubuntu ( Without SNAP )
    2024-08-30

Categories

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