How to install Shrew Cisco VPN client in Ubuntu 16.04

Source of inspiration for this page: https://github.com/lmmx/devnotes/wiki/Installing-Shrew-Soft-VPN-on-Linux

First Step: prepare for instalation!

apt-get install g++
apt-get install build-essential linux-headers-$(uname -r)
apt-get install flex
apt-get install libedit2 libedit-dev
apt-get install bison
apt-get install cmake
apt-get install openssl
apt-get install qt-sdk

Second step: Download and install ike from Shrew.
Go to page https://www.shrew.net/download/ike and download last version !

Unpacking the package

tar -zxvf ike-2.2.1-release.tgz
cd ike
cmake -DCMAKE_INSTALL_PREFIX=/usr -DQTGUI=YES -DETCDIR=/etc -DNATT=YES
make
make install

Now finish

Start IKE daemon

/home/$user/Documents/Lucian/Linux/ike/script/linux/iked start

You need to start ike daemon.
Now start client:
qikea &

Enjoy !