--copy-dest=DIR ... and include copies of unchanged files
--link-dest=DIR hardlink to files in DIR when unchanged
-z, --compress compress file data during the transfer
+ --compress-level=NUM explicitly set compression level
-C, --cvs-exclude auto-ignore files in the same way CVS does
-f, --filter=RULE add a file-filtering RULE
-F same as --filter='dir-merge /.rsync-filter'
because it takes advantage of the implicit information in the matching data
blocks that are not explicitly sent over the connection.
+dit(bf(--compress-level=NUM)) Explicitly set the compression level to use
+(see bf(--compress)) instead of letting it default. If NUM is non-zero,
+the bf(--compress) option is implied.
+
dit(bf(--numeric-ids)) With this option rsync will transfer numeric group
and user IDs rather than using user and group names and mapping them
at both ends.