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2
votes
1answer
236 views

Software Based RAID? Via OS or Controller?

So, I just discovered that the RAID controller within my Dell Precision 470 is software based. I never recognized until now that Adaptec CERC stood for "Cost Effective Raid Controller"... amazing. ...
1
vote
2answers
5k views

Computer authenticating with incorrect DC…sort of

I have a login script that uses the LOGONSERVER environment variable. I have several remote offices. There is one file server/DC in each office and each office is their own site. So when a user logs ...
10
votes
7answers
27k views

What is a (raid-controller-) BBU for?

I am wondering what's the purpose of a BBU. My first understanding was, that it enables the cache to write the data to the disc during a power failure. But some specifications say that a BBU can hold ...
2
votes
4answers
520 views

sata controller without raid support

I'm looking for a 4 ports pci or pci-express (not pci-x) sata controller with these features: - real hot swap support - no RAID support, or with RAID support that can be disabled through the ...
-1
votes
2answers
856 views

How do I know if a SATA HDD controller is compatible with my computer?

I recently acquired a NASA-surplus server to use as a NAS server for my household. It's the perfect computer for the job; it has two Xeon 2.4Ghz processors, 2Gb of ram, and 7 front-mounted hard drive ...
1
vote
1answer
572 views

RAID Controller Acting Weird with a New Hard Drive

(Not sure on the model at the moment will update once I know) So we had a a RAID 5 that had two hard drives fail at the same time. Positions 0 and and 1 are labeled as "online". Positions 2 and 3 ...
0
votes
3answers
3k views

Aruba Wireless Controller 200 and AP70 manual

I have an Aruba wireless system that is currently in use but there is no documentation from the previous person in charge. I have no manuals or login information for the wireless controllers and APs. ...
0
votes
1answer
258 views

Can an IBM ServeRAID 4mx controller work on a non-IBM server?

I have some IBM ServeRAID 4mx controllers on some aging IBM x360 servers (Pentium III 1.5 ghz CPUs); I also have a SCSI disk array with two ports, which can be attached to those controllers; and I ...
4
votes
4answers
13k views

Setting up a Secondary DHCP Server, for failover [duplicate]

Possible Duplicate: Can I have multiple DHCP servers on one network? Current Environment: Windows Server 2003 (Primary Domain Controller) Primary DHCP Active Directory Print Server ...
3
votes
2answers
14k views

HP SmartArray 410i controller slow?

Have just had a new HP DL380 G6 server set up. This has a SmartArray P410i controller and seven 2.5" 146Gb SAS 10k RPM disks, configured as three RAID1 arrays and a floating hot spare. Problem: I ...
0
votes
2answers
880 views

Centos 5 SAS controller

NOC tech told me this: I am having troubles loading this server. I set up the HDD in the RAID controller however it does not show up when I try to install CentOS. A quick look at SuperMicro's website ...
0
votes
4answers
820 views

Adaptec 2820SA RAID 5 Question

We have a Server in our office with an Adaptec 2820SA RAID contoller in it, and since the day we got it its been purely excellent. However, we recently wanted to increase the size of our storage ...
0
votes
1answer
1k views

Possible causes of IDE port controller errors?

I have a machine that has had a fairly long term problem that is rather erratic. It might be fine for weeks then go through periods where the problem is there almost all the time. The problem is that ...