Possible to authorize as different user?

[Adam Tauno Williams]

Quoting Steinar Kaarø <steinar.kaaro at ntnu.no>:
> Is it possible to authorize as a different user when logging into Cyrus
> using an ordinary mail client? From what I understand this is only

"Is it possible to authorize as a different user when logging into  
Cyrus" <--- Yes, that is just SASL.  Do this all the time.

"using an ordinary mail client" <--- Almost certainly not.

> possible in Cyrus when using SASL PLAIN, but are there any clients that
> support the authorization part of the PLAIN mechanism?

None that I am aware of.

Probably Mulberry did, as it supported *everything*; but is very  
moribund if not simply gone [licensing was always bizarre].