Is there support for forwarding to backends when clients are sending ALPN? I would like to use the stream module if possible. The following nginx config works successfully with a Go client but not with the Ruby client. This is similar to the problem with AWS ELB https://github.com/grpc/grpc/issues/18710 stream { upstream stream_backend_1 { server mygrpcservice:8080; } server { liby sojuro - Nginx Mailing List - English