Secure Computing SnapGear Uživatelský manuál stáhnout pdf (Strana 9)

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Feb 2010

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IPSec VPN Router Configuration Property of TheGreenBow Sistech SA - © Sistech 2001-2010 9/13

4 Tools in case of trouble

Configuring an IPSec VPN tunnel can be a hard task. One missing parameter can prevent a VPN connection

from being established. Some tools are available to find source of troubles during a VPN establishment.

4.1 A good network analyser: Wireshark

Wireshark is a free software that can be used for packet and traffic analysis. It shows IP or TCP packets received

on a network card. This tool is available on website http://www.wireshark.org

. It can be used to follow protocol

exchange between two devices. For installation and use details, read its specific documentation

(http://www.wireshark.org/docs/

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Secure Computing SnapGear Uživatelský manuál Strana 9