Let's Encrypt defaults to ECDSA - Revert to RSA to avoid IPsec Errors?

Hopefully this is a quick one, and there's a config or script in JFFS I can modify to customize Let's Encrypt to pull both ECDSA and RSA certs, or just RSA? Then I can use RSA in my ipsec.postconf, insead of the ECDSA located in the in the /jffs/.le/hostname_ecc directory.

Now that Let's Encrypt is pushing ECDSA keys, I can't get Android's built-in VPN to connect to the server. The Android strongSwan app works fine! From everything I can tell, the Android IPsec implementation doesn't like...

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