ASA Site to Site VPN (PATed)

If you ever needed to hide multiple systems behind a single IP address you would use PAT. (Port Address Translation) besides using this to connect to the internet when using an RFC 1918 address, you can configure PAT for VPN connections. The benefit is the same, hide multiple systems behind a single IP address with the advantage being you can have many systems on one side of the VPN tunnel all using that single IP.

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