[wellylug] Migrating Windows 2003/Exchange 2003 To Linux

Peter Jones PeterJ at indeserve.co.nz
Tue Jul 18 10:56:10 NZST 2006


> -----Original Message-----
> From: David Harrison [mailto:david.harrison at stress-free.co.nz] 
> Sent: Tuesday, 18 July 2006 10:51 a.m.
> To: Wellington Linux Users Group
> Subject: Re: [wellylug] Migrating Windows 2003/Exchange 2003 To Linux
> 
> 
> On 17/07/2006, at 2:42 PM, Geraint Jones wrote:
> 
> > Users still need to use outlook with all the fancy calendering and
> > stuff - so i need something that will integrate fully with outlook
> 
> Have a look at Zimbra (mentioned earlier) and Scalix (http:// 
> www.scalix.com/).
> I am running Zimbra at the moment and it is stable and relatively  
> easy to setup (but a little slow).
> However to gain access to the Outlook (and iSync) connectors 
> you must  
> purchase either their Standard or Small Business versions: 
> http://www.zimbra.com/products/pricing.html
> 
> I haven't fully tested Scalix but I looked at it before going with  
> Zimbra. Their open source version gives you access to their Outlook  
> connectors for free but overall the system is a lot more 
> difficult to  
> install and maintain.
> 
> Most of these packaged email servers assume you will be running a  
> standalone server and make a lot of undocumented system wide 
> changes. Consequently running Zimbra/Scalix on the same 
> system as a Samba/LDAP/ 
> print server can be very problematic.
> 
> I got around this problem on my system by running Xen virtualisation  
> (the Zimbra server exists in its own virtual machine).
> There's no noticeable speed difference but it just meant I could let  
> Zimbra do as many changes as it wanted without having to worry about  
> how it would effect the rest of my services.
> I've written about Zimbra/Xen here (in my case running 
> OpenSUSE 10): http://www.stress-free.co.nz/content/view/240/2/
> http://www.stress-free.co.nz/content/view/241/2/
> 
> I think your biggest challenge in all this is going to be mail and  
> calendar migration but I might be wrong there having never tried.
> 
> 
> > Users have roaming profiles - these MUST work
> 
> Samba3 supports roaming profiles and it works fine.
> I've got it setup in a number of offices and its a lot more reliable  
> than native Windows roaming profiles (if you call Windows roaming  
> profiles stable).
> Later versions of Samba3 also offer network recycling bin support  
> (kind of like Novell Salvage) which can be a lifesaver for those  
> accidentally deleted files: 
> http://www.stress-free.co.nz/content/view/258/2/
> 
> > Printing - how does this work ??? can i still publish printers to
> > AD ??
> 
> Printing these days is handled by CUPS usually in partnership with  
> Samba.
> Samba/CUPS work pretty much out of the box together, the only real  
> challenge is determining the best way to set your printers up.
> 
> > Active Directory - Can samba act as an AD PDC ?
> 
> Samba4 can act as a PDC but its only for testing and it lacks 
> most of  
> the functionality required for a true PDC replacement.
> Don't expect a true Samba PDC replacement anytime soon I'm afraid.
> 
> > any insights are more than welcome - i will need to start this soon
> > as we are in violation of our m$ licencing and it will cost us  
> > about $20k to rectify the issue - $20k i am very reluctant 
> to spend  
> > if i can help it
> 
> OpenSUSE = free
> Xen = free
> Samba = free
> CUPS = free
> Zimbra = US$28 per user per year
> 
> You are however going to need to spend more time in the setup but as  
> you say you've got $19,999 to play with....
> 
> 
> David
Ximian Evolution has pretty good outlook capabilities, from what Ive seen. 
A novell product so it's going to cost something
http://www.novell.com/linux/download_linux.html




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