[Samba] networking problem/Domain not available

[Gaiseric Vandal]

Are the older switches 10/100 Mbit or Gbit?    Maybe their is a media 
detection issue between the old and newer switches?   Are the old 
enought that they require dip switches to set the modes?


On 11/29/2010 12:18 AM, Robert S wrote:
> Answers are in-line.
>
> On Sunday, November 28, 2010 08:31:57 pm Gaiseric Vandal wrote:
>    
>> Is your test PC on the same switch as the samba servers?
>>      
> No.
>
>    
>> Were you able to look at the event logs on the XP machines?
>>      
> No. Well, not yet.
>
>    
>> If this problem occurs with the new switch and the PDC but not the new
>> server ,  the only thing I could think to try would be to lock the server's
>> NIC settings to force  1 speed and 1 duplex mode.     For XP machines,
>> Ethernet "media detection" can cause windows network problems-  I know the
>> problem is not with the XP machine but maybe something similar is happening
>> on the server side-  pings and dhcp assignments may be more tolerant of a
>> flaky connection.
>>
>>
>> If this only happens when both samba machines are on line then you may have
>> a conflict with which machine is the browser-  although that should only
>> affect clients just coming on line.  And WINS usually avoids those issues.
>>      
> No. Both the new file server and the PDC have been online at the same time and
> working. I could log into the domain and even map the shares on the new file
> server. This was before they purchased the new switch. I plugged the new file
> server into a jack on one of the three older switches that had an off computer
> at the other end of the jack. The PDC is the wins server and the new server is
> set to use the PDC wins server.
>
>    
>> Did you copy any "private" or "lock" files from one samba server to another
>> ?    Are both samba servers the same version?
>>      
> No to both questions. The config file for the new file server is from scratch
> (well, modified the sample config file). The PDC is samba 3.0.something, while
> the new file server is samba 3.5.something. I've been on their case about
> upgrading the PDC, but it's so far fallen on deaf ears.
>
>    
>>
>>
>>
>> -----Original Message-----
>> From: samba-bounces at lists.samba.org [mailto:samba-bounces at lists.samba.org]
>> On Behalf Of Chris Gonnerman
>> Sent: Sunday, November 28, 2010 8:32 PM
>> To: samba at lists.samba.org
>> Subject: Re: [Samba] networking problem/Domain not available
>>
>> On 11/28/2010 12:30 PM, Robert S wrote:
>>      
>>> The problem is when I do this, none of the workstations (XP based) can
>>>        
>> find
>>
>>      
>>> the domain controller any more (domain not available). I switch the
>>> cables back (remove the switch), everything works fine. Use the switch
>>> again,
>>>        
>> same
>>
>>      
>>> problem. This means it's not the signorseal problem.
>>>        
>> I don't know your problem, but I know how I'd proceed... unplug the PDC,
>> then plug the new switch in between it and the other switches, but DON'T
>> plug the new server in yet.  Test it.  If it works, but stops when you
>> plug in the new server, then your problem is the new server.
>>
>> -- Chris.
>>      
>