search for: 0pass

...db(toshiba1 at domain,8.8.8.8,master): Attempted master login with no master passdbs (trying to log in as user: plain) The connections come from an old (embedded) mail client in a printer-fax machine. I googled for this specific error, but I only found info about old clients using "user\0user\0pass" string incorrectly during authentication, which caused a problem for earlier, development versions of dovecot. Actually, I recently migrated from 1.2 to 2.2.4 exactly to alleviate this situation, but the errors persist. Is there a way to remove the problem or work around it? Regards, GS --...

...fc, 0, 0x8, 0x2) = 0 brk(0x8077000) = 0x8077000 open("/dev/tty", O_RDWR|O_CREAT|O_TRUNC, 0666) = 5 ioctl(5, TCGETS, {B38400 opost isig icanon echo ...}) = 0 ioctl(5, SNDCTL_TMR_CONTINUE, {B38400 opost isig icanon -echo ...}) = 0 write(5, "Password: ", 10Password: ) = 10 read(5, "n", 1) = 1 read(5, "n", 1) = 1 read(5, "r", 1) = 1 read(5, "b", 1) = 1 read(5, "r", 1) = 1 read...