The main gRPC libraries *only* use HTTP/2. As you saw, they negotiate the same protocol during NPN step of TLS handshake: "h2". It is more likely that whatever analysis tool you used in the first case did not recognize "h2" as the HTTP/2 protocol, so treated it as an unknown application protocol.
---- *Josh Humphries* jh...@bluegosling.com On Thu, Nov 29, 2018 at 1:42 AM <prammad...@gmail.com> wrote: > Thanks for the prompt response. > We use Python grpcio 1.0.0. > No as i mentioned, for now version will not be updated as Network device i > am talking about is already deployed in customer networks. > We have to make our application work with this for now. > > My question is more towards, > What does grpc rely on to for http2 capability? (any tool in os > environment or http2 capability is inbuilt in grpc?) > Why same version in another Ubuntu VM used http2, where as this specific > env, it did not use http2? > > -- > You received this message because you are subscribed to the Google Groups " > grpc.io" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to grpc-io+unsubscr...@googlegroups.com. > To post to this group, send email to grpc-io@googlegroups.com. > Visit this group at https://groups.google.com/group/grpc-io. > To view this discussion on the web visit > https://groups.google.com/d/msgid/grpc-io/ff3c3be4-e3e0-4f3d-af4e-73595f2018e0%40googlegroups.com > <https://groups.google.com/d/msgid/grpc-io/ff3c3be4-e3e0-4f3d-af4e-73595f2018e0%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "grpc.io" group. To unsubscribe from this group and stop receiving emails from it, send an email to grpc-io+unsubscr...@googlegroups.com. To post to this group, send email to grpc-io@googlegroups.com. Visit this group at https://groups.google.com/group/grpc-io. To view this discussion on the web visit https://groups.google.com/d/msgid/grpc-io/CAO78j%2B%2B1CtXWeo8qdht3GunEKKLXZD%2BYqo7RmDAv8yjBqSkSWw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
