"IMPLEMENTATION" "Dovecot (Ubuntu) Pigeonhole"\r\n"SIEVE" "fileinto reject envelope encoded-character vacation subaddress comparator-i;ascii-numeric relational regex imap4flags copy include variables body enotify environment mailbox date index ihave duplicate mime foreverypart extracttext"\r\n"NOTIFY" "mailto"\r\n"SASL" "PLAIN LOGIN"\r\n"STARTTLS"\r\n"VERSION" "1.0"\r\nOK "Dovecot (Ubuntu) ready."\r\n