12
votes
0answers
225 views

Why higher await time for DM multipath device than underlying device?

We have a CentOS 6.4 based server attached to Hitachi HNAS 3080 storage and observed the kernel remount the filesystem in read-only mode: May 16 07:31:03 GNS3-SRV-CMP-001 kernel: [1259725.675814] ...
10
votes
0answers
81 views

Unlink Windows 8 MS Account

I am the IT administrator for a few branch offices, and am seeing more and more of our staff "accidentally" linking their account to a MS account. I did some searching on here and found out how to ...
10
votes
0answers
406 views

OCSP responder not present?

Am trying to set up OCSP validation routines, and so want to be comfortable with the environment first. Found excellent tutorials at for example OpenSSL: Manually verify a certificate against an ...
9
votes
0answers
469 views

How can I debug PAC (proxy auto config) on Windows 8.1 (IE11 and Modern UI)?

On older systems such as Windows 7 + IE10, calling "alert()" in the PAC file would cause a dialog being shown. However, with Windows 8.1 no dialogs are displayed even if IE11 seems to be making use ...
8
votes
0answers
528 views

Systemd: start a unit after another unit REALLY starts

In my particular case I want to start remote-fs unit after all glusterfs completely starts. My systemd files: glusterfs target: node04:/usr/lib/systemd/system # cat glusterfsd.service [Unit] ...
8
votes
0answers
1k views

subversion load fails with “no such revision”

I'm trying to learn how to migrate a Subversion repo, and am running into an issue that doesn't make sense to me. I've used svndumpfilter to split out a sub-project, and have removed some path ...
7
votes
0answers
220 views

How to use Chrome's CRL sets (or some master CRL list) as a CRL file?

I am looking for a master CRL list. The closest thing I have found is the Chromium project's CRLSets. I used crlset-tools to get the crlset (crlset fetch > crl-set) and then dumped the serial ...
7
votes
0answers
437 views

Freebsd change default Internet channel route

I have two Internet channel and Gateway on freebsd. When I switch channel with the command route change default chan2, the command netstat -nr shows changed default route. But traceroute shows that ...
7
votes
0answers
552 views

Exim 4.71 does not add DKIM signature to outgoing emails

I am trying to add DKIM to my domain, I have created a key, added the following to /etc/exim4/conf.d/transport/30_exim4_config_remote_smtp: dkim_domain = mydomain.com dkim_selector = mail1 ...
7
votes
0answers
2k views

IIS 7.5 - Disable Overlapped Recycle property not being obeyed when web.config is updated

I have a site which holds an exclusive lock on some resources. I used the .NET Application_Start and Application_End events to aquire and release the lock on these resources at the appropriate time. ...
7
votes
0answers
733 views

Dynamic ARP Entries turning into Static ARP entries

I recently acquired a client that has a strange ARP caching issue on one of thier servers. I have a server that will eventually start turning it's dynamic ARP entries into static ARP entries. This ...
6
votes
0answers
163 views

Windows 10 WMI and Event Viewer access denied

We have a Windows domain where I used GPOs to enable remote management and monitoring of all of our workstations using WMI. I can also connect to all of our computers with Computer Management and ...
6
votes
0answers
38 views

How can I set up Certificate Transparency if my CA doesn't support it?

I think many of you have actually heard of Google's Certificate Transparency initiative. Now the initiave involves a public log of all certificates issued by some CA. As this is some amount of work, ...
6
votes
0answers
208 views

AD Replica DC Promotion Stall

I recently inherited infrastructure duties for a small startup I am working with. My traditional role has been development, so bear with me... I was hoping to start off on the right foot, and get ...
6
votes
0answers
215 views

Why do things break when using DFS/Folder Redirection?

Here are two slightly different, but similar scenarios: There is an S:\ drive mapped to \\server\share. A DFS namespace is then implemented, with S:\ changed to \\domain.local\dfs\share (which is ...
6
votes
0answers
342 views

how to configure IIS 7 so partial content requets/range requests on mp4 static files work.

I need help on how to setup IIS 7 so it can handle partial requests/range requests for serving mp4 files so Chrome can position seek and loop video. From what I have read IIS is supposed to support ...
6
votes
0answers
736 views

Postgres roles best practice implementation

Folks, I could use your help making my Postgres user access control design better and more aligned with best practices. I'm helping roll out a small production Postgres server but I am not a DB ...
6
votes
0answers
341 views

How do I download the avatar image from an Active Directory server?

I'm using the ldapsearch.exe binary that was installed along with an Oracle client. It took awhile to tease out the arguments that it wanted, but I'm able to successfully connect to AD and parse out ...
6
votes
0answers
315 views

AD custom attribute of type numerical string crashes MMC when updated

I am using windows server 2008. I have a domain with one domain controller (this is a dev environment). I edited the AD schema and created a custom attribute called TestAttribute2 (the LDAP name is ...
6
votes
0answers
511 views

Export GFI MailArchiver e-mails for import into Exchange 2010 SP1 Personal Archiving

We have an existing installation of GFI MailArchiver 5 with several databases of archives (perhaps 100-150GB). The goal is to export each user's archived e-mail and then import it into Exchange 2010 ...
5
votes
0answers
91 views

WSUS downloading driver updates every night

I have a WSUS server running on Windows Server 2012. We use it because of limited bandwidth available here Every night at 3 AM it downloads 2+ GB of updates, even though a "synchronise now" event ...
5
votes
0answers
113 views

How to troubleshoot rx_missed_errors?

Migrating from old server to new one, after setting all services, I notice a big dropped rx packets in my NIC: $ ifconfig eth2 | grep 'RX.*drop' RX packets:2059646370 errors:0 ...
5
votes
0answers
78 views

Best Foundation for Mesos Deployment

We are currently in the process of designing the architecture of our new Apache Mesos cloud setup. The goal is to unify our systems by moving different stacks onto the same architecture. The main ...
5
votes
0answers
114 views

How to automate zabbix web scenarios for vhosts?

I'm new to Zabbix and enterprise monitoring. I've just finished installing Zabbix 2.4. I'm trying to monitor the state of all our vhosts dislocated on different servers. Until now the only solution ...
5
votes
0answers
117 views

Determining LTO Cleaning Tape Expiration?

I have some LTO tape drives, and use cleaning tapes as required, but the lifetime of the cleaning tapes is not as predictable as I would have expected. I'm looking for a way to query the system, ...
5
votes
0answers
282 views

HAProxy URL rewrite on 404 error

How to make HAProxy rewrite to a different back-end when the first is missing the file? What I need is errorloc but making a rewrite instead of redirect, so the client is not aware of redirect. We ...
5
votes
0answers
76 views

Setting up IPv6 ACLs on 3com 5500g to block Router Advertisment messages

Is there a way to set up IPv6 ACLs on 3com 5500g switch to block RA traffic on access ports? I couldn't find settings for setting up any IPv6 ACL. Acording to guides, there should be ipv6 specific ...
5
votes
0answers
108 views

Configure Juniper M320 as Ethernet/STM transparent converter

There is Juniper M320. We need to move ALL the traffic from one port to another. Everything that comes to one port goes to another and vice versa. No snooping or any other processing is required. One ...
5
votes
0answers
247 views

Not seeing Django logs on Heroku

I'm not seeing log entries (at a level of INFO) made by Django in my Heroku logs. This is my configuration: LOGGING = { 'version': 1, 'disable_existing_loggers': False, 'filters': { ...
5
votes
0answers
661 views

Docker: Permission denied on folders added with ADD

I'm trying to configure a postgresql installation using docker. FROM ubuntu:13.10 ADD . /db # install postgres # ... RUN chown postgres:postgres /db -R && \ chmod 700 /db -R USER ...
5
votes
0answers
175 views

Check that a given user has a given priviledge

Given a pair of a user and a privilege I need to determine if a user have the privilege on the server. The following is true in my setup: The server is a part of a domain but not a domain controller ...
5
votes
0answers
2k views

The OCSP server has no status for the certificate. (Error code: sec_error_ocsp_unknown_cert)

Just set up a website (Apache/Centos) with SSL where the free cert came from startssl. I've used startssl before, and never had any problems. I have no problems accessing the site from IE and ...
5
votes
0answers
667 views

Unable to bind OSX 10.9 to Active Directory 2008

I am struggling to bind OSX 10.9 to a 2008 r2 Active Directory. I can join the domain fine when I boot into Windows from the same machine. From OSX I can find the domain controller successfully and ...
5
votes
0answers
164 views

SPDY & Nginx upload issues

I have this setting: an Nginx server with php-fpm and the http://blueimp.github.io/jQuery-File-Upload/ When I try to upload a file after about 10MB it fails. This happens when SPDY is activated. ...
5
votes
0answers
631 views

Failing to mount root from ramdisk while PXE boot

I have a working TFTP/DHCP PXE boot environment where I've already booted some images successful. Now I built an CentOS 6.5 diskless image and this one is failing booting with the following error: No ...
5
votes
0answers
303 views

Unable to launch MSI installers off NFS share

I have a Linux server where I've configured a read only NFS share. The client I'm currently working on is a Windows Server 2008 R2 machine that has the NFS features installed. I'm able to open and ...
5
votes
0answers
136 views

mod_evasive with Apache/2.2.16 dosn't work when I use curl

I have apache server: Server version: Apache/2.2.16 (Debian) Architecture: 64-bit threaded: no forked: yes (variable process count) Server compiled with.... -D ...
5
votes
0answers
817 views

SCCM Reporting - “Report Builder click-once application does not exist on the report server”

I (and my manager) would like to be able to create custom reports in SCCM 2012 SP1 through the Configuration Manager Administrative Console from the comfort of our workstations. Unfortunately, if you ...
5
votes
0answers
633 views

What is a valid destination log for Windows event forwarding

I'm running into an issue when trying to use a custom log journal for storing forwarded events (via subscription) on a Windows 2008 R2 server, the custom log being described as not being a "valid ...
5
votes
0answers
345 views

Risks of setting noCompressionForHttp10 and noCompressionForProxies to false

We recently switched to Amazon Cloudfront for static content. It seems that Cloudfront does HTTP 1.0 requests to the origin server (IIS 7.0) using the Via header. By default IIS 7.0 disables file ...
5
votes
0answers
1k views

Analyzing BSOD dump file from Windows 2008 R2 SP1

I have a problem with a virtual Windows Server 2008 R2 SP1 server running withing VMWare. The server is running Citrix and also has Symantec Endpoint protection installed. It randomly crashes and goes ...
5
votes
0answers
156 views

allow uploads only to authenticated users (nginx + upload_module)

I have configure Nginx with the upload_module. I can upload & resume files but anybody can post to the /upload location. is there a way of making the location /upload internal and use ...
5
votes
0answers
1k views

How to execute bat file remotely using Psexec from team city inside the powershell command

I have a powershell command which runs in TeamCity. When I try to run a batch file remotely using psexec from this .ps file, I see once the remote execution started, nothing happens. I tried several ...
5
votes
0answers
349 views

What does tracert make NETBIOS work on Win7?

This is really strange - I have a workaround for this (read on), but I'd love to know why it works. I had a VPN setup working fine with a WinServer2003 server and a Vista client. Then I setup a new ...
5
votes
0answers
491 views

Highly-available, Web-accessible and scalable deployment of statsd and graphite

I'd like to setup statsd/graphite so that I can log JS apps running on HTML devices (ie. not in a contained LAN environment, and possibly with a large volume of incoming data that I don't directly ...
5
votes
0answers
135 views

IOS QOS service policy pass-through on a tunnel interface

I have some SIP phones on one network that go through an IPIP tunnel to get to the server. I've setup QOS rules to watch for appropriate VOIP traffic as follows: class-map match-any class-voice ...
5
votes
0answers
750 views

Forwarding traffic from TUN device (C++ backend) to the default gateway

The following problem is just a piece of the bigger solution I have a problem with. All other elements seem working so far, so I'll try to describe very small piece which I have problem with. I've ...
5
votes
0answers
938 views

“Error: Unknown error” when trying to start virtual machine from VMware server

Problem We are running VMware Server 2.0.0 build-116503 on a Ubuntu 10.04 LTS server. There is a virtual machine installed, running Lotus Domino on Windows Server 2003. Ever since a sudden power ...
5
votes
0answers
150 views

apparmor: same profile for multiple apps

so I have: #include <tunables/global> /usr/bin/python2.7 { /** mixrw, deny /** lwk, } /usr/lib/jvm/java-6-openjdk/jre/bin/java { /** mixrw, deny /** lwk, } ...
5
votes
0answers
696 views

OSX SL Server CalDav/DirectoryServices Authentication Error

I have a OSX SL Server (Version 10.6.8) that has been in production with about 40 users for approximately a year now. Since day one I have had problems where occasionally a users iCal client throws ...

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