Greatest Hits

4
votes
3answers
14k views

User in domain admin group cannot access directory the group has permission to access

I've run into a rather interesting issue when playing with one of my domain labs. There's a directory on a 2008 R2 fileserver that's being used for folder redirection for all users in the "Staff" OU. ...
9
votes
3answers
13k views

Delete a iptables chain with its all rules

I have a chain appended with many rules like: > :i_XXXXX_i - [0:0] > -A INPUT -s 282.202.203.83/32 -j i_XXXXX_i > -A INPUT -s 222.202.62.253/32 -j i_XXXXX_i > -A INPUT -s ...
7
votes
3answers
14k views

How can I make sure that Nginx serves plaintext files as a download, instead of inline?

I have Rails application (Redmine) which works with Nginx. If I am clicking on any attachment my browser (firefox, ie, chrome) ask me to download file. But if I am clicking on txt-type attachment my ...
5
votes
6answers
34k views

How long does it take for DNS to update new records? Strange DNS behaviour!

I had my personal site at freehostia and now i have shifted to some other server. It has been close to a week, and ofcourse as the NameServers changed for the new host, i made the required changes ...
2
votes
2answers
10k views

How to set the domain name on GNU/Linux?

Similarly to hostname that can be changed in different ways: temporarily using the hostname command permanently using /etc/hostname (or /etc/sysconfig/network or /etc/HOSTNAME, these files are used ...
2
votes
3answers
28k views

There are currently no logon servers available to service the logon request

I am the guy that was closest to the server :( and am actually a developer. I am getting this error, There are currently no logon servers available to service the logon request, when a machine on the ...
9
votes
1answer
26k views

CNAME record/alias in windows hosts file?

Is it possible to enter some sort of CNAME record or alias in the windows hosts file (C:\Windows\System32\drivers\etc\hosts)? Basically I want to forward all requests made to host A to host B, ...
5
votes
4answers
14k views

w3wp.exe hogs memory

On a Small Business Server 2011 installation a whole number of w3wp.exe processes appear to be using a disproportional lot of memory. The SBS out-of-the-box installations comes with a total of 7 sites ...
1
vote
3answers
9k views

Is there a built-in command-line tool under Windows like wget/curl?

I come from a Linux/Unix background and I have been wondering if Windows has a binary that can download files from the console. I would like to automate a certain process and one of my requirements ...
18
votes
4answers
10k views

Why Does hotmail still reject my emails?

I have a very strange problem with my emails being marked as spam by hotmail. I just have configured Postfix + Dovecot on my server and all works perfectly. I can Send/Receive emails. I only have ...
1
vote
3answers
5k views

Java Deployment Rule Set via AD Enterprise CA

My goal is to get a Java Deployment Rule Set in place in my organization, but I do not want to pay third-party certificate authority for a code signing cert when we have a working CA running through ...
5
votes
3answers
2k views

pam service(sshd) ignoring max retries

I have vps that I use to run a webserver on, it currently runs ubuntu server 12.04. Since a few weeks I keep getting a lot of errors in my ssh console. 2014 Apr 11 08:41:18 vps847 PAM service(sshd) ...
8
votes
2answers
16k views

Run nginx as a non-root user

I followed this process to installing nginx on my Ubuntu 10.04 Lucid Server http://library.linode.com/web-servers/nginx/installation/ubuntu-10.04-lucid I got lost after the point of creating an init ...
10
votes
3answers
24k views

What does LAST_ACK mean, as a State value in netstat?

If a Windows server has several thousand ports open in LAST_ACK state (as shown by netstat), what could this mean? Is it because one endpoint is waiting for the other to respond?
9
1
vote
2answers
16k views

Copy a folder and all contents using group policy preferences?

I have used Group Policy Preferences to copy files to client computers many times. I can't figure out if it is possible to copy a single folder (including contents) to a client computer. Am I just ...
0
votes
2answers
31k views

OpenVPN: TLS Error: TLS key negotiation failed to occur within 60 seconds

The http://openvpn.net/index.php/open-source/documentation/howto.html page tells that the error is beacuse: "This error indicates that the client was unable to establish a network connection with the ...
6
votes
3answers
22k views

RAID 10 or RAID 5 for multiple VMs - what is the best choice?

I have just ordered a new rig for my business. We do a lot of software development for Microsoft SharePoint and need the rig to run several virtual machines for development and test purposes. We will ...
16
votes
4answers
22k views

Linux/Windows/Unix/… file names: Which characters are allowed? Which are unescaped?

Which characters are allowed and which of them must be escaped on the command line in different operating systems?
203
votes
15answers
11k views

I've inherited a rat's nest of cabling. What now?

You know, you see pictures like below and sort of chuckle until you actually have to deal with it. I have just inherited something that looks like the picture below. The culture of the organization ...
6
votes
5answers
9k views

Is there any other reason for “no space left on device”?

I am using Dirvish on a Ubuntu server system for backing up a hd to an external usb 3.0 drive. Until a few days ago, everything worked fine, but now every backup fails with "no space left on device ...
2
votes
3answers
5k views

Reinserted a RAID disk. Defined as foreign. Is import or clear the correct choice?

I have re-inserted a RAID disk, on a DELL server with Windows Server 2008. The drive-status indicator was changing between a green and amber light, and the monitor gave the following message: ...
1
vote
4answers
15k views

Windows 2008 Server R2 turns itself off

I have a Windows 2008 R2 Server that switchs off on his own. and it does not look like a hardware problem since I can see in the log how all services are stopped and after: Log Name: System ...
2
votes
4answers
25k views

howto copy files on esxi datastore using scp?

how to copy files on esxi4 datastore (fs=vmfs) over network using console (SSH)? giving up older question:have seen on vmware forums that its not possible have a USB drive NTFS attached to ESXi4 ...
5
votes
3answers
22k views

Write access to EVERYONE works, IUSR, IIS_IUSRS, DefaultAppPool does not work. why?

Ok. Here we are trying to set up a Classic ASP website at IIS 7.5 in Windows Server 2008 R2. There is a folder named dbc under the website's root and it has a file which is used to read and write ...
4
votes
2answers
11k views

How to change default application in a website in IIS 7.5 on Windows 7

When I pull up http://localhost in a web browser on my computer (Windows 7, IIS 7.5) I get the IIS 7 welcome image. I have a different website that is set up in IIS that I'd prefer to be the default ...
7
votes
2answers
13k views

How big is too big for ibdata file?

My ibdata file is very large, at least it seems to me to be very large. Is this excessive or not that bad? -rw-rw---- 1 mysql mysql 15G Apr 18 10:11 ibdata1
14
votes
3answers
32k views

Getting Squid to authenticate with kerberos and Windows 2008/2003/7/XP

This is something I setup recently and was quite a big pain. My environment was getting squid to authenticate a Windows 7 client against a Windows 2008 Server invisibly. NTLM is not really an ...
23
votes
11answers
2k views

When deploying a single server on new hardware, do you virtualize it or not?

There are a few questions that I've found on ServerFault that hint around this topic, and while it may be somewhat opinion-based, I think it can fall into that "good subjective" category based on the ...
25
votes
3answers
7k views

The XFS filesystem is broken in RHEL/CentOS 6.x - What can I do about it?

Recent versions of RHEL/CentOS (EL6) brought some interesting changes to the XFS filesystem I've depended on heavily for over a decade. I spent part of last summer chasing down an XFS sparse file ...
0
votes
2answers
22k views

Using Exchange 2010 send auto-reply when a email comes in to a certain email address

When an external email comes in to our Exchange 2010 server and is destined for jobs@domain.com which is an email attached to a distribution group how can I send an automatic reply saying "Thank you ...
2
votes
4answers
20k views

How can I view login/logoff times for Windows Server 2008?

I use Windows Server 2008 at my workstation and sometimes work from home. Is there an easy way of viewing the login and logoff times from the event viewer so I can see how many hours I was logged in ...
7
votes
1answer
21k views

Correctly changing default locale in ubuntu server 10.04 LTS?

I got a new server but unfortunately the hoster only installs me Ubuntu 8.04 in german. So the upgrade worked smoothly, but now I am trying to change the system to english. I adapted ...
32
votes
7answers
17k views

Replace VMware vSphere infrastructure with open source alternatives?

We are planning a slow migration from VMware (and third party apps) to open source alternatives (free would be great). Basically, we want to start with some little cluster lab, then migrate the ...
5
votes
3answers
12k views

SAS vs Near-line SAS vs SATA

I'm unsure about the differences in these storage interfaces. My Dell servers all have SAS RAID controllers in them and they seem to be cross-compatible to an extent. The Ultra-320 SCSI RAID ...
1
vote
2answers
12k views

How to export a VMWare ESXi 5 VM into a file to restore it later?

As I've bought a server it had a RAID controlleer which was not supported by VMWare ESXi 5, so I had to install it in a bare non-RAID configuration. Now as I've bought a supported RAID controller I am ...
12
votes
5answers
17k views

How to enable TLS 1.1 and 1.2 with OpenSSL and Apache

In light of a growing number of security issues, such as the newly announced Browser Exploit Against SSL/TLS (BEAST), I was curious how we could go about enabling TLS 1.1 and 1.2 with OpenSSL and ...
2
votes
1answer
17k views

Two network interfaces and two IP addresses on the same subnet in Linux

I recently ran into a situation where I needed two IP addresses on the same subnet assigned to one Linux host so that we could run two SSL/TLS sites. My first approach was to use IP aliasing, e.g. ...
5
votes
4answers
8k views

Unable to install .net 3.5 on Windows server 2012

I am trying to install .Net 3.5 on Windows server 2012 and it constantly keeps failing. I am using "Add or remove features" and my internet is already there. I've read that if alternate source ...
7
votes
4answers
14k views

Installing Windows on HP Proliant Servers without SmartStart

I have a PXE server for deploying Windows XP and Windows 7 to workstations. The process is as follows: Boot the workstation from the NIC. Workstation sends a DHCP request. DHCP server responds with ...
6
votes
2answers
32k views

Changing database owner in SQL Server 2008; CLR issues depending on method used?

I attached a database and tried changing the owner to a valid login. I used the statement: ALTER AUTHORIZATION ON database::my_db_name TO "sa". The database properties showed that the new owner was ...
8
votes
2answers
12k views

Can Windows Server 2012 run as a guest VM under Server 2008 R2 Hyper-V Host?

Can Windows Server 2012 run as a guest virutal machine under a Windows Server 2008 R2 Hyper-V host? If so, are there any important or notable restrictions on what the guest OS can do running in this ...
1
vote
2answers
11k views

Where is the php extension directory in Linux?

I installed kloxo hosting panel on my vps. Now I want to know what where is the php extension directory? Thanks in advance...
8
votes
2answers
19k views

How to push my own DNS server to OpenVPN?

I have defined an ubnound DNS server on my VPS and it appears to work. I need to use the DNS server instead of Public DNS IPs because some ISPs have blocked public DNS IPs. My openvpn.conf file is: ...
2
votes
2answers
16k views

Enabling POST requests for html files in IIS7

Problem There have been quite a few other questions about this (in particular, the 405 Method Not Allowed error), but I've yet to find a solution that seems to work. I have a web application in html ...
4
6
votes
4answers
13k views

Testing UDP port connectivity

I am trying to test whether I can get to a particular port on a remote server (both of which I have access to) through UDP. Both servers are internet facing. I am using netcat to have a certain port ...
1
vote
3answers
18k views

How to tell where user account is logged in

In a windows 2003/2008 mixed domain, is it possible to find out where on the network a particular account is logged into? The account keeps getting locked out, and we think the account may be logged ...
1
vote
3answers
16k views

How to find out more hardware details using only ESXi4.1 and (possibly) shell

Running ESXi4.1 on an HP machine, with only remote access to the host ssh shell and the vmware console (no iLO), is there a way to gather a hardware report from the server? I am specifically ...
2
votes
4answers
4k views

iDRAC 7 Enterprise does not work properly

I have problems with login to iDRAC via web browser to new DELL R320 server. I see this problem first time. On browser login screen looks uncomplete(Chrome, Firefox, IE) : I know where is login ...
22
votes
8answers
23k views

Will disabling hyperthreading improve performance on our SQL Server install

Related to: Current wisdom on SQL Server and Hyperthreading Recently we upgraded our Windows 2008 R2 database server from an X5470 to a X5560. The theory is both CPUs have very similar performance, ...
3
votes
1answer
11k views

How to get USB Devices to AutoMount in Ubuntu 12.04 Server

In Ubuntu 12.04 Desktop, USB devices can be plugged in, and they just work for the most part. In Ubuntu 12.04 Server, when I plug in a USB device it does nothing. How can I setup server do act like ...