= Ubuntu =
Debian based Linux distribution

== Add port redirection with iptables ==
Redirect from listening tcp port 4455 to 45.
{{{#!highlight sh
iptables -t nat -I PREROUTING --src 0/0 -p tcp --dport 4455 -j REDIRECT --to-ports 45
iptables -t nat -L -n -v
}}}

== Vagrant box with JDK8 MongoDB and RabbitMQ ==
{{{#!highlight sh
vagrant box list 
vagrant box add precise32 precise32.box
mkdir precise32Jdk8RabbitMongo
cd precise32Jdk8RabbitMongo
vagrant init precise32
vagrant up
sshvagrant@localhost -P 2222  #password vagrant 
# in vagrant VM
apt-get update 
apt-get install -y traceroute openssh-server software-properties-common  python-software-properties unzip 
add-apt-repository ppa:openjdk-r/ppa -y 
apt-get update 
apt-get install -y openjdk-8-jdk mongodb rabbitmq-server  
java -version
mongo
rabbitmqctl list_exchanges
# in host
cd /boxes
vagrant package --base precise32Jdk8RabbitMongo_default_1472724602370_91839
mv package.box precise32Jdk8RabbitMongo.box
vagrant box add precise32Jdk8RabbitMongo precise32Jdk8RabbitMongo.box
}}}

== Lubuntu ==
 * wget http://cdimage.ubuntu.com/lubuntu/releases/yakkety/release/lubuntu-16.10-desktop-amd64.iso

== Update packages ==
{{{#!highlight sh
sudo bash
apt update
apt upgrade
}}}

== Virtualbox + Ubuntu server 20.04.1 LTS ==
 * wget http://mirrors.up.pt/pub/ubuntu-releases/focal/ubuntu-20.04.1-live-server-amd64.iso