* On 20 Oct 2013, Michael Elkins wrote: > The client protocol for this is defined by RFC3661, which are extensions to > SMTP.
I think this might be the wrong RFC number? What I see at 3661 is for MGCP and looks to concern VoIP. > Can you specify a use case, and how you'd expect the user to configure > support for this? Agreed, however: the 3464 extensions are primarily server-to-server. Can the OP describe applicability to an SMTP client that does not have retry/spooling capability? -- David Champion • [email protected]
