I'd suspect the ADC create security groups where they are used for permissions, otherwise distribution groups BUT I've not had the time to poke around and confirm that. Cheers, Roger Mackenzie (Glasgow University) ________________________________ From: LDS [mailto:u2htdaab@xxxxxxxxx] Sent: 09 February 2006 16:18 To: [ExchangeList] Subject: [exchangelist] Re: Universal Distribution and Security Groups http://www.MSExchange.org/ I have a 2003 Native AD Domain replica in my Test Lab. I have gone thru the installation of my first Exchange 2003 box, but I notice that some of my 5.5 DLs are now 2003 UDGs, and some are now 2003 USGs. I would like to figure out why...... Any help is appreciated. On 2/9/06, Tom Kern <tpkern@xxxxxxxxx> wrote: http://www.MSExchange.org/ I think its wheter your domain is in native(or w2k dfl) mode or mixed mode On 2/9/06, LDS <u2htdaab@xxxxxxxxx > wrote: http://www.MSExchange.org/ When migrating 5.5 to 2003, what determines if a 5.5 Distribution List is converted to a 2003 Universal Distribution Group or a Universal Security Group? ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com <http://www.techgenix.com/> ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: tpkern@xxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to info@xxxxxxxxxxxxxx ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com <http://www.techgenix.com/> ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: u2htdaab@xxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to info@xxxxxxxxxxxxxx ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp ------------------------------------------------------ Visit TechGenix.com for more information about our other sites: http://www.techgenix.com ------------------------------------------------------ You are currently subscribed to this MSExchange.org Discussion List as: r.mackenzie@xxxxxxxxxxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to info@xxxxxxxxxxxxxx