Re: ALPN
Alexey Melnikov <[email protected]>
| Newsgroups | gmane.ietf.smtp |
|---|---|
| Message-ID | <[email protected]> |
On 10/07/2021 22:43, John Levine wrote: > It appears that Claus Assmann <[email protected]> said: >> On Thu, Jul 08, 2021, John Levine wrote: >> >>> Maybe we should request two, one for SMTP and one for SUBMIT. >> Is it worth the hassle? What problem does that solve? Isn't one >> for SMTP enough to resolve the potential protocol attacks? > I dunno. It's not immediately obvious what the problem would be > to share the same ALPN among all four mail applications, SMTP, > SUBMIT, IMAP, and POP. I think having separate allocations for them would be clean design. However, ALPN seem to be intended for multiple protocols sharing the same IP/port. This doesn't seem to apply to SMTP/SUBMIT/IMAP/POP. Or am I missing the point of ALPN?