OpenVPN Vs IPSecmeasure performance

Speaker : Anuwat TeerarojanawongDate : 02/04/2008

Outline

•Introduction VPN•OpenVPN•IPSec•SIPp•Set up OpenVPN environment•Reference

Introduction VPN

•A virtual private network (VPN) is communication networks tunnels through another network.

•VPN have 3 type- pptp ( Point-to-Point Tunneling

Protocol )- IPSec ( IP Security Protocol )- tun/tap (Virtual Point-to-Point

network device/ Virtual Ethernet network device )

OpenVPN

OpenVPN work flow

OpenVPN (cont.)

•Feature of OpenVPN- Create tunnel by use IP Frame (TUN) and Ethernet Frame (TAP)

- Have a security passive and active attack - Pre-shared Keys and Certficated Keys- Tunnel on NAT- Not patch kernel- Support many OS.

IPSec

•IPsec protocols operate at the network layer, layer 3 of the OSI model.

SIPp

•SIPp is Open Source software test tool to test perfomance in SIP protocal

•SIPp feature- Call rate- Round trip delay- Message statistics

Set up OpenVPN environment

•Use debian to OpenVPN server

Set up OpenVPN environment (cont.)•Use window to OpenVPN client

Set up OpenVPN environment (cont.)•I have some problem to use OpenVPN on

FreeBSD.When I finish set up and configuration and reboot it FreeBSD can’t boot. But I will try to continue resolve this problem

Reference

•http://www.itdestination.com/articles/openvpn/

•http://www.openswan.org/•http://wikipedia.org•http://sipp.sourceforge.net/