Can you specify a use case, and how you'd expect the user to configure support for this?
The client protocol for this is defined by RFC3661, which are
extensions to SMTP.
- [Mutt] #3660: Expose RFC 3464 functionality unavailable thr... Mutt
- Re: [Mutt] #3660: Expose RFC 3464 functionality unavai... Michael Elkins
- Re: [Mutt] #3660: Expose RFC 3464 functionality un... David Champion
- Re: [Mutt] #3660: Expose RFC 3464 functionalit... Michael Elkins
- Re: [Mutt] #3660: Expose RFC 3464 functionality unavai... Mutt
- Re: [Mutt] #3660: Expose RFC 3464 functionality unavai... Mutt
