[Samba] Samba Failover

Chris Douglass ALLEN.C.DOUGLASS at saic.com
Thu Sep 4 18:08:27 GMT 2003

If I understand you correctly, you are going to deploy Samba as a BDC to
a Windows PDC. This won't work. See section 6.4.2 of the Samba HOWTO
Collection. What you would need to do is set up a Samba PDC with LDAP
and then set up the second box as a Samba BDC with a slave LDAP

On Thu, 2003-09-04 at 11:31, Alan Hicks wrote:

> This problem has just been dumped into my lap over the last two or three 
> days. I'm hopelessly in over my head here, and I'm hoping I can get some 
> direction here. I've been searching google for some time, and not come 
> up with my answers. Warning, much of what you are about to hear is 
> ludicrously stupid on a technical level.
> I work for a small computer consulting firm. One of our clients is 
> running a Windows 2000 file and print server with ADS. We intend to 
> format this machine and reload Windows 2000, but without ADS. This 
> server houses files for a proprietary program that is unsupported if the 
> file server used is Samba.
> This client has about 20 computers at their offices, no more than a 
> dozen of which ever use the server at the same time. The one machine is 
> far more than enough to handle the load, but they decided they need 
> failover (even though they've never had this server crash). They have 
> purchased two Dell servers with SCSI hard drives and Intel Xeon 2,4 Ghz 
> processors (yes, to do file and print sharing for 20 users; I told you 
> it was ludicrous). My PHB has signed a contract with them to install 
> Linux OSs on these boxes, and run Samba on them. Since their proprietary 
> application isn't supported for Samba, they aren't going to move it over 
> to either of these machines. These machines are only to do 
> authentication in the unlikely event that the PDC (the Windows 2000 
> machines) should fail.
> I've done a lot of google searching and haven't come up with many leads. 
> Is there a HOW-TO fr setting up Samba in a failover environment, 
> specifically in making it play nice with a Windows PDC? The goal here is 
> to have zero downtime, but I don't think the client understands that if 
> those files for his application aren't present on the Samba servers, 
> authenticating with them won't help him at all.


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