AWS to ASA VPN Issues

ASA to AWS VPN DropsĀ Traffic

Scenario

I’ve been working with a company that integrates with several partners. One of these partners requires an AWS to ASA VPN to access their services.

That shouldn’t be a problem at all of course. The company in question has ASA’s running Firepower Threat Defence, which supports site-to-site VPN’s in a very similar manner to the traditional ASA.

So, I configured an ‘always on’ policy-based VPN (No VTI support in FTD yet), which seems to work fine. Well, for a while anyway.

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