Cisco Packet Tracer (PT) simulator allows performing site-to-site VPN exercises. However, the security feature of the router’s IOSs is disabled by default and has to be enabled. Then required VPN commands (crypto and etc.) will be available. The activation is quite simple and functionality was tested for PT versions 7.3 and 8.0.1:
- Start the packet tracer and place an 1841/1941 router on a workspace or open an existing project that is using such routers
2. Open CLI and type show version. We may see that the security feature is not activated: