Enhancing Skills

Category: Operating System

Why can’t I ping my Synology NAS when I enable my FireWall

I’ve been locking down the firewall on my Synology NAS to only allow certain ports from specific IP subnets. After enable the firewal, ping stopped working from external command prompt. I still wanted to be able to ping the Synology from anywhere. I couldn’t work out how to configure the […] Read more »

Synology upgrade Plex Media Server manually

Launch Package Center and open Plex Media Server Stop the Plex Media Server Upload the latest (not Bata) version and follow the instructions. Once installed, launch the Control Panel Open Shared Folder Edit the shared folder containing your Media Click Permissions tab Change to System internal user and give PlexMedaServer […] Read more »

How to backup Plex Server

To backup my Synology NAS, copy \volume1\PlexMediaServer\AppData to a new location Now that I know what to backup, I can use any tool to automate this. Read more »

Linux Rotate Log Files

Rotating log files is a common task, and Linux systems often use log rotation tools such as logrotate for this purpose. Here’s a simple example: 1) Create a Configuration File for Logrotate: Create a configuration file, for example, /etc/logrotate.d/myapp Replace /path/to/your/log/file.log with the path to your log file. 2) Run […] Read more »

Raspberry Pi desktop – Set time format

To set the time format on the Raspberry Pi desktop, you can use the raspi-config tool or manually configure the time settings. Here are instructions for both methods: Using raspi-config: 1) Open a terminal on your Raspberry Pi. 2) Run the following command to open the raspi-config tool: 3) Navigate […] Read more »

Discovering the Docker IP Address: A Step-by-Step Guide

In this article, we will explore how to find the IP address(es) of a running Docker container. You will learn various methods to identify the container’s IP address(es) depending on whether it is connected to a bridge network or an overlay network. We’ll also discuss how to handle situations where […] Read more »

Set Synogoly default interface

It is possible to change the default Ethernet interface on a Synology DSM (DiskStation Manager) system. Here are the steps to change the default Ethernet interface: Note that changing the default Ethernet interface may affect the network settings and connectivity of your Synology NAS, so be sure to review your […] Read more »

Restart Linux from the command line.

You can restart Linux from the command line using the “reboot” command. Here’s how to do it: This will initiate a system restart. Note that this will immediately restart your Linux system without any confirmation prompts, so make sure to save any unsaved work before running the “reboot” command. You […] Read more »

Check what is using a port on linux

Assume we are looking for port 443. Use the “netstat” command on Linux to see which processes are using port 443. Here’s how to do it: This will show a list of all active network connections and the corresponding processes that are using them. Replace “<PID>” with the actual PID […] Read more »