Does the PREAUTH happen before or after the STARTTLS, or aren't you
using STARTTLS?
ps. You can break on this line to check what is in buf. It's in
camel-imap-store.c around line 700 (mine is heavily patched, so the line
might differ).
static gboolean
connect_to_server (CamelService *service,
I am pretty sure I am not using STARTTLS.
How would I verify?
Is it a client side configuration item, or server side?
Here are the IMAP packets I captured (linebreaks inserted for clarity):
Response: * PREAUTH [CAPABILITY IMAP4REV1 LITERAL+ IDLE NAMESPACE
MAILBOX-REFERRALS BINARY UNSELECT
How do I configure Evolution such that it doesn't
try and send a username/password (via the LOGIN command)?
My IMAP server is configured to have the users
preauthenticated.
The IMAP server sends PREAUTH as part of the initial
message, but Evolution ignores this
and tries the LOGIN command anyway,
