mailsync - Synchronize IMAP mailboxes
] channel store
This manual page documents briefly the mailsync command.
is a way of keeping a collection of mailboxes synchronized. The
mailboxes may be on the local filesystem or on an IMAP server.
There are three invocations of mailsync
The first will synchronize two sets of mailboxes - in mailsync referred to as
The second form will list the contents of a store. It's usage is recommended
before synchronizing two stores to check whether mailsync is seeing what you
are expecting it to see.
The third form will show you what has changed in a store since the last sync.
A summary of options is included below.
- -f file
- Use alternate config file.
- Don't delete messages when synchronizing.
- Delete any empty mailboxes after synchronizing..
- Show from, subject, etc. of messages that are killed or moved when
- Also show message-ids (turns on -m).
- Says would would be done without doing it (turns on -n). Attention:
this will change the "Seen" flag of emails and will
create new, empty mailboxes in order to be able to compare them.
- Show IMAP chatter.
- Show warning about braindammaged message ids
- Show warnings
- Show RFC 822 mail parsing errors
- Show help.
- Show debug info. -di Debug/log IMAP protocol telemetry. -dc
- -t mid
- Use mailsync with specified message-id algorithm. Currently you have the
choice between md5 and msgid (default). msgid uses
the Message-ID in the mail header to identify a message. md5
calculates a MD5 hash from the "From", "To",
"Subject", "Date" and "Message-ID" headers
and uses that as message identifier.
If you use mailclients and servers that allow empty Message-IDs (f.ex. in
mail drafts) then you should use the md5 algorithm.
There is more documentation in /usr/share/doc/mailsync
, and in
Originally written by Jaldhar H. Vyas <firstname.lastname@example.org> for the Debian
GNU/Linux system. Updates by T. Pospisek <email@example.com>.