Hi Michal, >> One time test at startup to ensure either kernel version v4.9 or later, >> *or* that required AES-CCM support has been back-ported. If support not >> there, daemon will run without providing D-Bus service or attaching to >> controllers (prevents systemd thrashing). > > By the way - I have a patch that implements all required cryptographic > operations using libcrypto, enabled by ./configure --with-openssl > (disabled by default). > > I know that last time we've talked about this, the consensus was that the > vendor should patch meshd to work on older kernels, so we did exactly > that - but maybe having this available in the mainline would be > interesting? we are not using anything from OpenSSL. That is a rabbit hole you are not getting back out of. Regards Marcel