Install open VPN , PPTP and L2tp Client network manager ubuntu

apt-get install network-manager-openvpn
sudo apt-add-repository ppa:seriy-
pr/network-manager-l2tp
sudo apt-get update
sudo apt-get install network-manager-l2tp-gnome

http://forum.openvz.org/index.php?t=msg&goto=49760&
I've found that xt_tcpudp module seem to be included in the kernel packages of Debian 6, but not of CentOS 6. I don't know if it can be installed with some additional package (yum).


http://forum.openvz.org/index.php?t=msg&goto=8117
Hi,

iptables "MASQUERADE" isn't virtualized,
only listed iptables modules can be used in VE context:
(see man-page of vzctl)

iptable_filter,iptable_mangle, ipt_limit, ipt_multiport,
ipt_tos, ipt_TOS,ipt_REJECT, ipt_TCPMSS, ipt_tcpmss,
ipt_ttl, ipt_LOG, ipt_length, ip_conntrack, ip_conntrack_ftp,
ip_conntrack_irc, ipt_conntrack, ipt_state, ipt_helper,
iptable_nat, ip_nat_ftp, ip_nat_irc, ipt_REDIRECT xt_mac. 

iptables -t nat -A POSTROUTING -j SNAT --to-source <venet's IP>

 http://sourceforge.net/p/ipsec-tools/bugs/70/

modprobe af_key 

http://superuser.com/questions/570612/how-do-i-get-l2tp-to-successfully-install-on-centos-5-9
http://lowendtalk.com/discussion/11171/implement-of-l2tp-in-an-openvz-container 


ifconfig.me
execute command without saving in history .
space and command  

Client can browse site successfully but IP of client not changing. L2TP

You have successfully deployed freeRADIUS and L2TP.
Windows L2TP client successfully connects to L2TP server

Issue:
Client can browse site successfully but IP of client not changing.

Solution
In /etc/racoon/psk.txt
There is given ( * ) which mentioned for Iphone or android clients. Give both l2tp server ip and * with secret key also.

Now connect to server. It should work now. :)