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Configuration of xarxa cards   Creation sudo ip link add link enp1s0 name enp1s0.10 type vlan id 10 sudo ip link add link enp1s0 name enp1s0.20 type vlan id 20 sudo ip link add link enp1s0 name enp1s0.30 type vlan id 30   Encendre les tarjetes  sudo ip link set enp1s0.10 up sudo ip link … Read more

CONFIGURATION OF LAPTOPS FOR INTERNET DISTRIBUTION TO BOTH VLANS So that our laptop has access to the Internet, the main thing is to configure an IP din range that is established for each VLAN created, in the case of being Xarxa of clients, the ip method is to find din range 192.168.1.1 For this configuration, … Read more

SWITCH CONFIGURATION Farem this configuration to the switch   After obtaining the IP, we must find an IP dins of the IP range, for example, if the switch is 10.90.90.90 we will set the IP 10.90.90.91 with the netmask 255.255.255.0 It will be configured so that the VID matches both the VLANS created on the … Read more

🔹 SSH configuration between two computers with public key Generation of the ssh clau We will open a terminal and perform the following command: ssh-keygen -t rsa -b 4096 -f ~/.ssh/id_rsa What you need to do is create a private key and a public key to ~/.ssh/ Now we’ve got all the laptops you need … Read more

🗂️ Shared Resource Server Data Planning The goal is to organize and centralize information so that it is easy to access and secure 🔐. 📌 1. Data that should be available to everyone: This data can be shared with all network users: 📄 Document templates🧾 Internal forms📢 Official communications📚 Manuals and user guides 🔓 Access: … Read more

First, install the servei   Next, we will enable and start the samba server   Next, go to the samba configuration archive   Please specify the following configuration   We will create samba users and passwords   We will enable samba traffic   We will donate permissions to edit and access the archive   Check … Read more

🔄 Log Rotation Policy The goal of this policy is to ensure proper management of log files, avoiding excessive disk usage while preserving logs for the necessary period. 📅 Retention Period:Logs will be kept for 30 days.After this period, older files are automatically compressed or deleted to free up space. 🗃️ Storage:Active logs are stored … Read more

🏛 1. Objective Ensure the centralization, traceability, and security of Offtube system logs using rsyslog in LAN environments, without the need for internet access. 🖥 2. Scope This policy applies to all Offtube network devices running Debian (server or desktop) and Windows devices that require logging integration with NXLog or Snare Agent. 🔄 3. Log … Read more

🗂️ Log Centralization with Rsyslog for Offtube (🧩 Debian Version) 🔍 What is rsyslog?🧠 rsyslog is a powerful logging system for Unix/Linux systems, especially useful in offline environments like Offtube. 🧾 Advantages: ✅ Centralization of events from all machines✅ Efficient diagnostics and maintenance✅ Robust and free system✅ Fully functional in LAN environments 🏗️ Centralized Architecture … Read more

Configure DNS on my laptop