GFI appears to support SIS. http://www.gfi.com/mailarchiver/marbrochure.pdf ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Ralph Haney Sent: Tuesday, August 08, 2006 3:57 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Attachment Dupes Great. That relieves some concern there. I wonder, however, when I get around to firing up my GFI MailArchiver software if the designated SQL db will 'inherit' the 200 MB across all the boxes or if it's smart enough not to. Probably a question for the GFI folks... -----Original Message----- From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx]On Behalf Of ChongJa@xxxxxxxxxxxxxxxx Sent: Tuesday, August 08, 2006 12:46 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Attachment Dupes Yes everything :) ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Ralph Haney Sent: Tuesday, August 08, 2006 3:40 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Attachment Dupes Thanks, Chong, good article. It doesn't mention attachments specifically but I'd assume they 'reside' with the single instance message itself...? -----Original Message----- From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx]On Behalf Of ChongJa@xxxxxxxxxxxxxxxx Sent: Tuesday, August 08, 2006 12:30 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Attachment Dupes Exchange uses single instance storage based on stores. http://support.microsoft.com/?id=175481 ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Ralph Haney Sent: Tuesday, August 08, 2006 3:23 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: Attachment Dupes Question from non-Exchange expert: If user A sends a 2 MB attachment to all 100 people in the org (via address list) does the Exchange store grow by 200 MB -- or does the store contain one instance of the file and the additional mailboxes 'point' to the referenced attachment? Or, is the environment something entirely different? TIA ~ Ralph