"IMPLEMENTATION" "Dovecot 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 spamtest spamtestplus editheader mboxmetadata servermetadata imapflags imapsieve vnd.dovecot.imapsieve"\r\n"NOTIFY" "mailto"\r\n"SASL" "PLAIN"\r\n"STARTTLS"\r\n"VERSION" "1.0"\r\nOK "Dovecot ready."\r\n