Hi - I stucked. When I do everything like in the traefik manual I receive an error "defaultCertificate cannot be a standalone element (type *tls.Certificate)"
tls:
stores:
default:
defaultCertificate:
certFile = /etc/certs/s.rush.net.crt
keyFile = /etc/certs/s.rush.net.key
Help 
Hi @Kallikasa,
Thanks for your interest in Traefik!
There are typos in your defaultCertificate configuration (you have used = instead of :). The configuration should be:
tls:
stores:
default:
defaultCertificate:
certFile: /etc/certs/s.rush.net.crt
keyFile: /etc/certs/s.rush.net.key
thank you a lot. That was my problem! I checked a lot of TOML / YAML and lost format(