[K12OSN] Help! Doing the pivot_root nfs server not responding

[Huck]

I had this problem and it was merely a bad ethernet cable.

--Huck

Jim Christiansen wrote:
> Hi Bob,
> 
> We are using cheap unmanaged switches...
> Any other ideas?
> 
> Thank you, Jim
> ------------------------------------------------------------
> 
>> Hello All,
>>
>> I have come back to school and started up our two k12ltsp servers and 
>> am having some big problems.
>>
>> Here's the history:
>> My technician replaced a Netgear 8 port gig switch with a 16 port 
>> Dlink gig switch over the XMas holidays.
>> This switch is the first one that the two k12 servers connect to.
>> We did have several good power failures and surges during the 
>> holidays-  my servers were shut down (but I use upss), while all of 
>> our switches remained plugged in and not protected.
>>
>> Now the fun stuff-
>>
>> All but two of our 13 library clients refuse to get past the doing the 
>> pivot_root   nfs server not responding line at start up.
>> I have moved it into my classroom that seems to be functioning ok- 30 
>> clients on another k12 server.  I start the library boxes by pxe boot 
>> but the library box can not start in my room... same network... same 
>> error...
>>
>> Another classroom across the hall with 28 stations of really old boxes 
>> is fully functional.  These boot from the same server as the library 
>> boxes...
>>
>> Windows boxes on the library switch work...
>>
>> ??????   HELP!!!
>>
>>
>> _______________________________________________
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> 
> 
> Jim,
> 
> Try turning off Spanning Tree Protocol on the switch.
> We had this problem with Dell switches. This blocked some of our 
> computers from seeing the servers. Our Dell switches lost their 
> configurations when we has 2 days of power outage. We kept good 
> documentation from when we set up the switches and found the problem 
> right away.
> 
> Bob Cataldo
> MFVEXPO
> 
> 
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> 
>