3
votes
0answers
152 views

To VDI or not? Having a central desktop for a group of old computers

I'm planning to work on a contract with a nonprofit organization that supports low-income areas in the South-east Washington D.C. area with computers as a community service so that people can use the ...
3
votes
0answers
110 views

Some systems not attempting to register IPv6 reverse

I have a few Windows 2012 systems in my domain that are not dynamically updating their records in the ip6.arpa zone for their assigned IPv6 addresses. I have systems that are publishing their record ...
3
votes
0answers
1k views

Very poor disk performance on KVM node - mdadm raid10

For a long period of time, i'm experiencing performance issues on CentOS servers that are used for KVM virtualization. I'm running software RAID-10 with 4 disks (Seagate ST2000DM001, 2TB, 7200rpm ...
3
votes
0answers
210 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 ...
3
votes
0answers
741 views

Apache 2.2 fails with “unable to write 'random state'” with 2048-bit RSA key (1024-bit works fine)

I'm usually pretty good with Apache and OpenSSL, but this one has me completely baffled. I'm running Apache 2.2.22 and OpenSSL 1.0.1 on a Ubuntu 12.04 LTS Server. I have an IP-based virtual host ...
3
votes
0answers
1k views

Unable to discover iSCSI targets

I have a trio of CentOS 6.4 machines that I'm trying to configure to use iSCSI. Basically two different initiators talking to two different targets on a single host server. On one machine, "the ...
3
votes
0answers
261 views

Intermediate SSL Certificates on Azure Websites

I have successfully configured an Extended-Validation Certificate on an Azure Website following this article: ...
3
votes
0answers
443 views

UDP Overflow / UDP Drops on Standby Postgres Service

I am stumped trying to prevent an overflowing UDP buffer on a standby Postgres service. Any help would be most appreciated. Essentially a UDP buffer associated with the pg_standby process on my ...
3
votes
0answers
200 views

How do you use patterndb variables in syslog-ng?

I'd like to parse some custom (network appliance) syslog files to create my own formatted output. As I am new to syslog-ng & patterndb I have been trying to build an example using the ...
3
votes
0answers
400 views

Multiple Valid Certificates in Windows 7 breaking Wired 802.1x Deployment

I have a Wired 802.1x deployment using TLS machine authentication on Windows 7 (built-in 802.1x supplicant) with the necessary certs (FreeRadius v2.2.3 generated on Linux). Cisco C2960 POE switch is ...
3
votes
0answers
134 views

timing issue after route add/delete (route not used)

I have an application that is running a raw IP socket, destination of this socket is governed by routes installed via the 'ip route add' command. These routes can change during the lifetime of a ...
3
votes
0answers
342 views

Windows Server Backup “the parameter is incorrect” on Hyper-V Core

In my lab I run a Hyper-V Server 2012 Core to run multiple test-systems virtualy. To backup my system I want to use the "Windows Server Backup" role/feature. This role/feature works fine on other ...
3
votes
0answers
753 views

Cannot register new System Center 2012 Service Manager Data Warehouse after Service Manager database move

I recently migrated a customer from a 3 server SCSM topology to a 5 server SCSM topology and I am now having an issue registering the Data Warehouse Management Server with the Service Manager ...
3
votes
0answers
789 views

Jenkins Linux Slave error: SEVERE: I/O error in channel channel

I am getting this error on all Linux servers try to start a Slave. The version isJenkins ver. 1.532.1. I didn't have this problem when I have another installation with Jenkins ver. 1.509.4. I've read ...
3
votes
0answers
232 views

Outlook Change Password Prompt - What enables this, and what do I put for Exchange Server?

One of my end users sent me this screen, which is obviously indicative of an expired user password I'm unable to replicate this in my lab, nor do I know what value to put in for Exchange. (is it ...
3
votes
0answers
83 views

Configuring Container with bridges and vlans (server only?)

I have two groups of lxc contianers on a server and want to isolate their network traffic for security reasons. I will be using port forwarding so the containers much each have separate IP's. I know I ...
3
votes
0answers
417 views

Branch office & DNS

We've got a branch office with no on-site services at the moment and we'd like to change that. The biggest goal is to setup some file servers but faster log ons and DNS resolutions will be welcome as ...
3
votes
0answers
98 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 ...
3
votes
0answers
3k views

Getting “Local Security Authority cannot be contacted” error message when logonHours restricted

I'm trying to define logonHours for Remote Desktop users on Windows Server 2012; Network Level Authentication is required for remote connections. When an account with restricted logonHours (defined in ...
3
votes
0answers
323 views

Nginx fastcgi split path info with mailman

i'm using mailman with nginx to get its web interface this my nginx config : location /cgi-bin/mailman { root /usr/lib/; fastcgi_split_path_info (/cgi-bin/mailman[^/]*)/(.*)$; ...
3
votes
0answers
532 views

GitlabHQ + Gitlab-CI: customizing build logic

We are using GitlabHQ and Gitlab-CI in our infrastructure. Having such continuous integration set we are willing to customize the build logic in CI. Right now on new commit GitlabHQ triggers a hook ...
3
votes
0answers
145 views

Windows Server wbadmin recover with commas

I want to do a recovery of files with commas in their names from the command line, ala: wbadmin start recovery -version:10/01/2013-12:00 -itemType:File -overwite:Overwrite -quiet ...
3
votes
0answers
258 views

Error during GENERAL_REQUEST_ENTITY for POST results in ASP .NET session state never getting unlocked

I have been trying to chase down the root cause of a condition where ASP .NET session state remains locked after a web request has been terminated due to an unexpected error. We use the SQL Server ...
3
votes
0answers
232 views

Restrict access to RD Gateway based on IP

I'm trying to restrict who can access our RD Gateway based on both their group membership and IP address (so people in group A can only access the system from IP address X). The Network Policy Server ...
3
votes
0answers
78 views

restarting all specific units on systemctl without for loop?

Is someone here able to start/stop/reload/... a list of units specified with a wildcard or similar method on systemctl? I try do do somethin like: systemctl restart openstack-nova-*.services or ...
3
votes
0answers
105 views

Puppet removes packages while installing “lsscsi”

We wanted to install the "lsscsi" package on all our Linux Servers and build a manifest for it: # pack_lsscsi.pp class common::pack_lsscsi { case $operatingsystem { RedHat, ...
3
votes
0answers
1k views

Apache 2.4 not closing connections

I have an Apache 2.4 webserver that runs on a micro instance of AWS with CentOS. The apache is running PHP with a prefork MPM module. The server is accessed via an Amazon load balancer which has a ...
3
votes
0answers
543 views

Apparmor denies ntpd access to its own logs

ntpd complains that it cannot access its own logs # ntpd -qgddd ... 11 Sep 16:23:00 ntpd[7262]: can't open /var/log/ntpstats/peerstats.20130911: Permission denied ... 11 Sep 16:23:01 ntpd[7262]: ...
3
votes
0answers
159 views

Continuous ping on proxy preventing https requests, why?

I hope someone can help me solve this mystery. I have a small linux box which is configured as a transparent proxy on my network. I'm trying to run a script at startup that does a continuous ping to ...
3
votes
0answers
267 views

Logstash Date Has the Wrong Year?

I'm parsing Nginx logs into logstash with the following config: input { stdin { type => "nginx"}} filter { grok { type => nginx pattern => "%{COMBINEDAPACHELOG}" } ...
3
votes
0answers
431 views

Broadcom BCM57810 iSCSI offload performance

Anyone out there doing iSCSI offloading using Broadcom BCM57810 10 gigabit ethernet cards? My test scenario Network.... 2 x Dell Force 10 S4810 switches Client.... Dell R620 24 core 128gb memory ...
3
votes
0answers
520 views

Limiting bandwidth with hashlimit (e.g. kb/s — not connections!) doesn't work, though the man page says it should

According to the iptables-extensions man page hashlimit can do bandwidth limiting: "flows exceeding 512kbyte/s" => --hashlimit-mode srcip,dstip,srcport,dstport --hashlimit-above 512kb/s ...
3
votes
0answers
208 views

snmp MIB-TCP::tcp not showing any usage

I am trying to configure MRTG on all of my servers for making a network weathermap, this requires running SNMP which MRTG gets the information from. So, I installed it on two servers the exact same ...
3
votes
0answers
170 views

NIS client doesn't see group names

I have added a user to libvirt (id = 504) group on NIS server. On the client when I do group <user>, I get <user> groups: cannot find name for group ID 504 What should I do to get my ...
3
votes
0answers
4k views

How to fix Hadoop HDFS cluster with missing blocks after one node was reinstalled?

I have a 5 slave Hadoop cluster (using CDH4)---slaves are where DataNode and TaskNode run. Each slave has 4 partitions dedicated to HDFS storage. One of the slaves needed a reinstall and this caused ...
3
votes
0answers
154 views

How do I clear cached SSL state data from schannel?

I'm trying to clear SSL state data for a normal TLS session (no client certs are involved) for Outlook when connecting to a SSL based CAS server. How do I clear the SSL state of SChannel? Does the ...
3
votes
0answers
520 views

IPv6 default gateway route disappear after reboot

I'm using Debian Wheezy on a dedicated server which uses IPv4 and IPv6 at the same time. ifconfig eth0 eth0 Link encap:Ethernet HWaddr 11:11:11:11:11:11 inet adr:90.0.0.1 ...
3
votes
0answers
83 views

reprepro use when multiple sources have the same codename

I'm investigating the use of reprepro to control what updates get propagated to our servers, and when. The idea is to vet updates by Debian and Ubuntu, and only apply the ones we choose. We want to ...
3
votes
0answers
480 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 ...
3
votes
0answers
165 views

Network filtering with libvirt + xen + bridge + nat?

How can I properly add basic network filters (clean-traffic or, at least, ip-spoofing prevention) to XEN (xend) guests managed by libvirt? Or, in particular, can I manually execute libvirt's ...
3
votes
0answers
2k views

s3put fails with “Connection reset by peer” for large files

I can upload small files quite fine using the same commands, however whenever I try to upload a 5 GB file to S3 then the s3 script fails: [backup]$ s3put --bucket john-murdoch-bucket --reduced ...
3
votes
0answers
981 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 ...
3
votes
0answers
283 views

Apache : use of Alias directive with mod FastCGI

The server is configured to handle php files with fastcgi : <IfModule mod_fastcgi.c> AddHandler application/x-httpd-php .php Action application/x-httpd-php /fcgi-bin/php-fpm virtual ...
3
votes
0answers
1k views

Why does Nginx's proxy_intercept_errors directive require a rewrite to work properly?

Following is a sample Nginx server configuration. Without the "magical talisman" location block, proxied error content results in an Nginx 404 page rather than the customized error page being served. ...
3
votes
0answers
193 views

Puppet Error: undefined method 'captures'

I posted this question on the networkengineering SE site, but it was determined to be off topic.... blah. I'm toying with the idea of using puppet for core network device configuration to increase ...
3
votes
0answers
171 views

Cisco ASA ipsec vs Anyconnect client issue

So I have an iPad that has a IPSec VPN created. I am able to connect from the outside fine and I can access my local LAN files just fine. When I connect with the Cisco AnyConnect client from the same ...
3
votes
0answers
356 views

IPSec + L2TP + NAT-Traversal does not work for multiple clients behind same nat

I have recently configured a VPN server hosted in AWS EC2. Details: Centos 6.4, openswan, xl2tpd, NAT-traversal. The configuration works great for a scenario when only one user connects form a given ...
3
votes
0answers
108 views

Bad Image error when opening SCVMM Admin Console

I have recently installed SCVMM onto a Windows Server 2008 R2 Standard box following the instructions on MSDN. This is being installed using a virtual ISO emulator rather than a DVD. The initial ...
3
votes
0answers
87 views

ISA wrong translation of the schema URL included in WSDL

I have a WSDL behind ISA server. The WSDL includes a schema <xsd:include schemaLocation="myschema.xsd"/> However, when accessed through ISA, some implicit mapping changes the server name to the ...
3
votes
0answers
456 views

Linux/Apache 2.4.3 MPM event error scoreboard is full, not at MaxRequestWorkers

I have a server used for shared hosting running Linux/Apache 2.4.3 event MPM Apache is reporting "error scoreboard is full, not at MaxRequestWorkers" in the error log every second. I don't know what ...

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