ASAv Version: 9.16 In this tutorial I will show you how to configure the ASAv Inside and Outside Interface. To allow access to the internet from a workstation in the LAN. We will be using the GigabitEthernet0/0 interface (GE0/0) as the outside interface for connection...
Firewalls
How to activate ASAv SMART Licensing
In this tutorial I will provide the step by step guide on how to activate Cisco ASAv Smart License. A common error that happens for beginners when you are unable to reached the licensing server is that you have not configured DNS name server in the ASAv virtual...
Install ASAv in KVM (Ubuntu 22.04)
In this tutorial I will show you how to do the basic configuration to deploy ASAv in KVM in Ubuntu 22.04. There are a few things to take note. Firstly you need to configure the bridge interfaces in Ubuntu depending on how...
Basic Configuration of FTDv 7.3 (Telnet and FDM) in KVM
https://youtu.be/nZ_noM6fbME Do check out the article on how to deploy FTDv if you have not already done the deployment of FTDv in KVM. https://dracocybersecurity.com/deploy-ftdv-cisco-secure-firewall-threat-defense-virtual-in-kvm-ubuntu/ In this tutorial we will go...
How to configure IPTables to Port Forward RDP (3389) to Windows Machine in KVM (Cloud)
It is useful to learn how to use iptables to enable port forwarding and perform basic Network Address Translation (NAT) and Dynamic Port Address Translation (PAT). Below is a diagram and rules for a basic port forwarding example through the iptables from the internet...
Deploy FTDv Cisco Secure Firewall Threat Defense Virtual in KVM (Ubuntu)
https://youtu.be/nZ_noM6fbME In this tutorial I am going to show you how to deploy FTDv in KVM. The minimum system requirements for deploying FTDv are 4vCPU and 8GB RAM (Default). You will need to have at least 4 interfaces to successfully boot up. Create a shell...
Configure ASAv password and Management IP Address – VM on ESXi
ASAv Version: 9.16 After deploying the ASAv on ESXi. You can start the ASAv VM. There are 2 basic configuration that you need to perform to enable ASDM Access. Set a password Configure a IP address. Set a password...
Deploy ASAv in VMWare ESXi
ASAv Version: 9.16 In this tutorial I will show you how to install ASAv on VMWare ESXi. Steps Download the ASAv software. You need to have a valid Cisco Account or get a trial from a Registered Cisco Partner. You...
Umbrella SIG Tunnel with Fortigate 60F
In this tutorial, I will show you how to configure Cisco Umbrella SIG tunnel to Fortigate 60F in your lab environment. First, I will show you how to configure Cisco Umbrella SIG, followed by Fortigate 60F. I will also show you where you can see the status and the logs...
How to create a VLAN in Fortigate 60F
In this quick tutorial, I am going to show you how to create a VLAN in Fortigate 60F To create a VLAN for the lab go to Network -> Interfaces, then select the interface that the VLAN for the tunnel is going to be and click on Create New. Select Interface. Enter a name...
Configure RSyslog to log iptables log to another log file instead of kern.log/syslog.log
In this tutorial I am going to show you how to customized rsyslog to log iptables log to a different log file. This is useful if you want to look at specific iptables log and also understand how packets flow through the iptables. Create a new config file in the...
Configure Rsyslog to log multiple iptables log prefix to multiple log files – Ubuntu 20.04
In this tutorial I am going to show you how to customized rsyslog to log multiple iptables log (with different prefix) to different log files. This is useful if you want to look at specific iptables log and also understand how packets flow through the iptables. Create...
Iptables Basic Configurations – Ubuntu 20.04
Iptables is a very useful linux firewall for protection and learning of how the ip packets transverse the linux system. Although the newer nftables is starting to gain popularity as well as ufw and firewalld due its simplicity as well as add GUI capabilities it is...
Configure IPTABLES port forwarding to nested Guest VM in KVM (Default NAT virtual bridge) – Ubuntu 20.04
For those using iptables and would like to configure iptables allow http and RDP access to the Guest VMs. Here are the steps to configure and explanation of the rules. 1. Configure the iptables use the nat table to route the mapped port to the guest VM IP address and...
IPTABLES Basics Understanding – Ubuntu 20.04
In this tutorial, I will share my learning and understanding of IPTABLES. There are a few things that will help in your understanding and configuration of: . TABLESTables form the basis of the IPTABLES where chains and rules are created base on the tables that the...
Install pfSense on VMWare ESXi 7.0 U2
This is quick tutorial to setup pfSense. I decide to try out pfSense for routing. Was deciding between VyOS and pfSense and since I have used pfSense before, I have decide to try out pfSense. For those who are looking at using vSphere vCenter. This video does not do...
UFW basics – Debian 11
OS: Debian 11 (Bullseye) In this tutorial I will show you how to quickly install ufw in Debian 11. Do take note that if you do not specific the protocol by default both TCP and UDP protocol will be enabled Install ufw in Debian. sudo apt install ufw First lets allow...
UFW basics – Ubuntu
OS: Ubuntu 20.04.3 LTSUFW: 0.36 UFW (uncomplicated firewall) is the default firewall configuration tool that runs on top of iptables, included in Ubuntu distributions. For those that are looking at using the GUI configuration option. You can check out Gufw. By default...
NFTables Beginners Guide
OS: Debian 11 (bullseye)nftables version: 0.9.8 (E.D.S.) For those of you that are familiar with iptables by Netfilter. You might be interested to learn nftables which is available in linux kernels >= 3.13. The good news is it comes with a compatible layer that...