> > postfix/smtpd[19545]: warning: unknown[xxx.yyy.www.zzz]: SASL LOGIN > > authentication failed: authentication failure > > I do get those all the time. Users mistyping their passwords, > usernames, client's getting AUTH all wrong and so on.
OK. > > then > > > > postfix/smtpd[19545]: lost connection after AUTH from > > unknown[xxx.yyy.www.zzz] > > The client disconnects. Add that particular client to debug_peer_list > to see what's going on, but this is not a Postfix problem, it's the > client which disconnects after authentication doesn't succeed. I will try to get some more info. > > But I think that - being "authentication failure" a warning, the smtp > > dialog shoulnt be broken. > > Seen from an smtpd's point of view, failure to authenticate is not > fatal, so it is logged as a warning. Ok > > Then I ask why the connection with the client is lost? > > Go ask the client's programmers ;-) I'm going to.. ;-) rocsca
