Re: [TLS] Recommending ALPN / backwards compatibility

2021-05-08 Thread Stefan Hagen
> Am 08.05.2021 um 15:27 schrieb Filippo Valsorda : > 2021-05-08 05:11 GMT-04:00 ml+ietf-...@esmtp.org: >> On Fri, Apr 30, 2021, Martin Thomson wrote:: >> [...] >> IMHO this would be useful for backwards compatibility/ migrating a >> protocol to support ALPN. RFC 7301 states the server "SHALL"

Re: [TLS] Recommending ALPN / backwards compatibility

2021-05-08 Thread Filippo Valsorda
2021-05-08 05:11 GMT-04:00 ml+ietf-...@esmtp.org : > On Fri, Apr 30, 2021, Martin Thomson wrote: > > An existing application protocol might not have been assigned an > > ALPN identifier. For other protocols the ALPN identifier might > > not have been part of the

Re: [TLS] Recommending ALPN / backwards compatibility

2021-05-08 Thread ml+ietf-tls
On Fri, Apr 30, 2021, Martin Thomson wrote: > An existing application protocol might not have been assigned an > ALPN identifier. For other protocols the ALPN identifier might > not have been part of the original protocol definition, or use of > ALPN might have been defined originally as being