Data Networking/Spring 2015/GROUP4/VPN

CONFIGURATION AT THE VPN SERVER
1.Install pptpd and ufw sudo apt-get install pptpd ufw

2.open the ports needed.The guide suggest 22 ssh and 1723 for pptpvpn

sudo ufw allow 22 sudo ufw allow 1723 sudo ufw enable

3.edit /etc/ppp/pptpd.conf local IP 192.168.5.6 Remote IP 192.168.5.15-70

4. edit /etc/ppp/chap-secrets [username] [service] [password] [Allowed IP Address]

5.Restart pptpd,To run this command sudo /etc/init.d/pptpd restart

6.edit /etc/sysctl.conf uncomment the following for enabling IP forwarding /etc/sysctl.conf:net.ipv4.ip_forward=1

To reload configuration: sudo syctl -p

CONFIGURATION AT VPN CLIENT
1.Install PPTP in client machine

sudo apt-get install pptp

2.Add required Kernel module

modprobe ppp_mppe

3.Now open the peers file  and add the following commands.

sudo nano /etc/ppp/peers/pptserver

4.call the pptpd server using this command .Establish connection between pptpd server and client pppd call pptpserver

5.Now open the syslog file in which we can see successful connection from PPTP server

tail -f /var/log/syslog