Listing 2: Query to Exclude Public Folder Replication Messages 
[Do the remaining listings need quotation marks or the logparser command?]
SELECT TOP 10 Recipient-Address, COUNT(*) AS [#Messages]
FROM %logs%
WHERE [Event-ID] = 1028 
BEGIN COMMENT A
AND Recipient-Address NOT LIKE '%-IS@%'
END COMMENT A
GROUP BY Recipient-Address
ORDER BY [#Messages] DESC