34
votes
2answers
1k views

Which RFCs should be cited as internet standards?

It's extremely common for RFCs to be cited in support of opinions (including Serverfault Q&A's), but the average IT employee has a very poor understanding in regards to which RFCs define standards ...
0
votes
1answer
10 views

knife ssh node name wild card matching

I have a chef environment "dev", We are switching our continuous integration build environment from jenkins to bamboo. So we have a bunch of nodes names "jenkins_slave_??" and "bamboo_slave_?? I ...
1
vote
1answer
9 views

nginx: use try_files to serve file instead of directory

My server uses nginx, and my domain serves static html web pages, i.e. http://server.com/download.html For various reasons, I would like that users are able to fetch download.html through the ...
1
vote
0answers
12 views

Installing VirtIO SCSI on Windows Guest fails

I'm running Windows 10 as guest via KVM / qemu. Unfortunately, Windows doesn't recognize the fedora virtio drivers I want to install for better HDD perfomance. The driver itself does show up, but ...
0
votes
1answer
12 views

VMWare Ubuntu 14.04 not reading ram

I have a vm running Ubuntu 14.04 LTS. Everything was working fine. I allocated some more ram to it but VSphere is now saying it doesnt have any of that ram now. Vmware says the ram is unaccessed per ...
0
votes
0answers
43 views

Microsoft Security Essentials says phantomjs for Windows has Varpes.M!plock virus

I can scan the zip file phantomjs-2.1.1-windows.zip, and it does not remove anything. But once I unzip the exe, Security Essentials remove the phantomjs.exe. The zip has the correct MD5 checksum. Any ...
0
votes
0answers
3 views

Plesk APS Catalog high load [on hold]

My Centos server with Plesk 12 had high load today: 20:08:53 up 132 days, 3:48, 1 user, load average: 26,19, 25,84, 19,86 TOP: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ ...
0
votes
0answers
8 views

Apache 2.4.12 keeps loosing connection

I am running Apache 2.4.12 on Windows Server 2008 R2. It has been running for the past year with no problems. However, in the past couple of weeks it has been going away. and the only was to bring ...
1
vote
0answers
27 views

datastore is gone from Storage but its exist

I have ESXI 5.5 installed on my dedicated server. unfortunately after rebooting the server (hardware reboot/hot reboot) "Datastore2" isn't in Summary --> Storage. But fortunately "Datastore2" folder ...
0
votes
0answers
23 views

WiFi high latency [migrated]

I got some problems with my WiFi setup. In my setup I use a Macbook Pro and a TP-Link WR1043ND v1 (OpenWRT). WiFi Channel is set to 6 (already tried other channels and 20/40Mhz width) If I ping my ...
-1
votes
1answer
18 views

Letsencrypt ISPConfig 3 security error in Firefox

I have setup SSL certificates with letsencrypt and ISPConfig 3 (on a cheap hosting service). Installed letsencrypt on a Ubuntu desktop: git clone https://github.com/letsencrypt/letsencrypt cd ...
0
votes
0answers
15 views

Allow LDAP Authentication (or connection)

I'm trying to make a webapp that authenticate throw a LDAP Server. But i get this error: ldap_bind(): Unable to bind to server: Can't contact LDAP server And when i try this command: ldapwhoami ...
0
votes
2answers
33 views

Proper way to send SSH commands to multiple clients with sudo?

I have created a very simple shell script to send SSH commands to multiple hosts. Right now I have copied my ssh id so I don't have to use a password to login to the servers. But if I want to do a ...
3
votes
0answers
21 views

Is there a way to find out what cluster or vcenter an ESX server is on?

I need to be able to identify which cluster or vCenter instance some ESX servers are part of, but need to get this information directly from the ESX server itself. Is this information available in ...
0
votes
1answer
24 views

How to get rid of spam mails with return-path and from non-existent@mydomain.tld

Over a few days I'm getting several spam mails to my junkmail folder. The return-path and from addresses are always non-existent mailaddresses of my own tld (for example non-existent@mydomain.tld). ...
0
votes
1answer
39 views

Grant local group local admininstrator perms

I am not "allowed" to add users directly to the administrators or remote desktop user groups due to internal reasons (This is all local). I have successfully created the new local group and added my ...
0
votes
0answers
22 views

NATted host cannot talk to itself unless virbr0 is in promiscuous mode

We have the following situation: A hypervisor using KVM-Qemu/libvirt with a single VM. The VM has the internal IP 192.168.122.151 on the default network pool using virbr0 on the hypervisor. We've ...
0
votes
0answers
18 views

AWS EC2 How to install Windows Updates and Reboot computer remotely?

I want to run a command via AWS Run Command that downloads and installs windows updates on a remote Windows 2012 R2 Server instance running on EC2, and reboots the instance. I tried suggestions on ...
-1
votes
0answers
13 views

LAN gets stuck sometimes [on hold]

In my LAN environment sometimes my all computers are unable to communicate each other even gateway. Some times unable to connect to printer or sometimes no internet connection. If I restarting switch ...
0
votes
1answer
15 views

Minimal postfix config to receive email

I have do.ma.in with next DNS records: do.ma.in A a.b.c.d mail.do.ma.in A a.b.c.d do.ma.in MX mail.do.ma.in I want to receive one mail from mail.google.com to my postfix to only one ...
0
votes
1answer
23 views

Received an email about abuse on our public dns server

We have several virtual machines on a public network due to the ip addresses being public. We received the following email today: We have received the following complaint for xxx.xxx.xxx.xxx. ...
0
votes
1answer
9 views

chef common recipe multiple roles

i have created a mongodb chef recipe, and i am overriding the default attributes on the recipe from the role. name 'mongo_datanode_jackey' description 'this module is currently under testing...' ...
0
votes
0answers
14 views

Saltstack Appending variable to itself via for loop

Alright, I'm using salt to manage my grub.conf boot options (most importantly the isolated CPU's) in linux, and have a basic formula to accomplish that: {% set cpu1 = (grains['num_cpus']-1) %} {% set ...
0
votes
0answers
15 views

Export HTTP headers names into environment variables

Is there a way to export HTTP headers names into some environment variables? For example, I receive headers: Accept: text/html Accept-Language: en User-Agent: GoogleBot I need to have environment ...
0
votes
0answers
4 views

Exchange2013 - Archive mailbox issues - not populating

I'm using Exchange 2013 in our environment and I am doing a test for a user with emails older than 5 years in their mailbox. I used the following PS command: Enable-Mailbox "Username" -Archive ...
2
votes
1answer
31 views

Why do we use a OS Base Image with Docker if containers have no Guest OS?

I've just started to study Docker and there's something that's being quite confusing for me. As I've read on Docker's website a container is different from a virtual machine. As I understood a ...
0
votes
0answers
17 views

Tomcat 7 does not fully deploy war

I have two linux servers, one Ubuntu the other RHEL. Both are running Tomcat 7. The Ubuntu server is for development and testing whilst the RHEL is for production. Lately, Tomcat has not been fully ...
0
votes
0answers
5 views

Avaya Firmware Clear

i have a set of avaya handsets that have been installed with firmware version that is incompatible with our version of IP office. Is there a way to clear the firmware version allowing the individual ...
-2
votes
1answer
17 views

There is a requirement from my boss to prepare a cluster of our application on wildfly application server

There is a requirement from my boss to prepare a cluster of our application on wildfly application server. I have designed the architecture as two haproxy(for loadbalancing),two apache servers for ...
0
votes
0answers
10 views

Watch new process on remote computer without agent

I am setting up an agentless HIDS solution and I wish to know if it's possible to send from a Windows computer the name of every process that starts to the HIDS C&C. The agentless factor is as ...
0
votes
0answers
6 views

Read Files from S3FS mount with PHP

We have a S3 bucket we use for video uploading. I also have a script for accessing the Youtube API so I can pull the upload files from a server rather than via the Web interface. This used to work ...
0
votes
1answer
9 views

Forwarding custom page rule for known ip adresses

I want to add some ip adresses to a blacklist, and i want to show these ip addresses in blacklist a custom web page that includes a "you are in blacklist" message on body. How can i do this? I have ...
0
votes
1answer
8 views

IIS front end of jboss

I wanted to know is it possible to place IIS 8 in front of two jboss 5 nodes hosting on Linux.Two jboss nodes are ruuning in cluster on two different machines.Is it possible for IIS to load balance ...
1
vote
0answers
20 views

Unreliable internal DNS record lookup with Windows Server 2012 R2

I am working on an Active Directory domain with a single DC running Windows Server 2012 R2. The DC is set up as a DNS server (amongst other roles), and forwards to our ISP's name servers. The gateway ...
0
votes
1answer
17 views

Service dependency on Active Directory

We're having a reboot issue with services (Tomcat and IIS AppPools) that are running as domain accounts, that are not able to start due to not yet having access to the domain controllers. The ...
0
votes
0answers
17 views

HAproxy ACL Conditional not matching AND statement

I'm using HAproxy 1.5.15 on Ubuntu 14.04 -- I'm attempting to add X-Frame-Options header but add an exclusion for a route http://foo.example.com/demo/* -- there is a page in it that is being embedded ...
0
votes
0answers
14 views

IIS 7 Error 500 on some file downloads

I'm having a very strange issue with IIS 7 on Windows Server 2008 R2, I have tried this on 2 different servers one hosted locally and one in the cloud. Both running PHP 5.5.30, with IIS URL rewrite ...
-2
votes
0answers
20 views

GitLab and Mattermost requare two server machines? [on hold]

I want to install gitlab and mattermost on one machine. Read here but don't understand(( It is really? I try sudo gitlab-ctl reconfigure - unsuccessfully. I don't understand what wrong: in conf-file ...
0
votes
0answers
21 views

MySQL - Error Reading Packet From Server - Adding new slave to replication environment

I have a working application, currently using MySQL, 1 master, and 1 slave. Everything appears to work fine with replication. I am using WAMP Server 2.5 (Windows) MySQL v 5.6.17 I have followed a ...
0
votes
0answers
22 views

Postfix not forwarding emails, but sends them from command line

I did have postfix working a few months back, then for some reason it stopped working. I only want forwarding emails, not mailboxes. I've setup forwarding using the virtual file, and configuring ...
0
votes
0answers
5 views

How to create a headless JDK on Ubuntu

I want to have a headless JDK on Ubuntu 14.04. As discussed in the question “How can I install a headless JDK on an Ubuntu Jaunty server?”, one option is to create my own jdk-headless package. I have ...
0
votes
1answer
22 views

AWS : IP filtering with Load Balancer

I have an Amazon EC2 Instance which I use to expose an API to my clients (Django and Nginx if that can help you). Now, I needed an SSL connection so I had to use a load balancer. I should mention ...
0
votes
1answer
36 views

Is 100 Mbps enough to drive 7 Remote Desktop connections?

We are designing a new network set up for the office. We have 20 PCs which are going to be connected via Remote Desktop to one server running Windows Server 2012. Those 20 PCs will be connected to ...
1
vote
1answer
17 views

MS-DOS attrib +s 'path not found'

I have to put some specific icons on folders and I had success doing that over all folders except the one that have some special characters. I'm using windows7. How it is done? creating a .ini ...
0
votes
0answers
26 views

Sending PostGreSQL log data to Logstash using Packetbeat

I am trying to configure sending pgsql log data to elasticsearch. The architecture is like this: packetbeat -> logstash -> elasticsearch. After running packetbeat, logstash log says: :message "Beats ...
0
votes
0answers
10 views

Puppet client source class files

Is it possible to somehow find the source files of the applied Puppet classes of a client? I have access to a server that is managed by Puppet and would like to take a peek inside the source class ...
0
votes
1answer
18 views

Lync Certificates

I have been struggling trying to figure out the right way to do this. Here is my setup. I have 2 sangoma servers (Lync 2013 in a box) The Front End server is is the main server. The Reverse Proxy and ...
0
votes
0answers
4 views

IIS 8.5 Two SSL Certificates with two IP addresses assigned to Server

I have two websites. I have setup one of them with an SSL Certificate, I would like to do the same with the new site too. When I tried to do what I did with the first one, I got an error saynig ...
1
vote
1answer
15 views

VMware ESXi - Mixing 5.5 and 6.0 in the same datacenter

I currently have 2 clusters, both containing 5.5 hosts. Cluster A hosts the brunt of my servers, cluster B hosts a couple servers, but is primarily used as a off-site backup location for all my Veeam ...
0
votes
0answers
21 views

Xen reduce VCPU

I am trying to reduce the number of VCPU on Dom0, but not understanding why its not reducing the number. Log: [2016-02-11 13:43:25 2550] INFO (XendDomainInfo:1977) Set VCPU count on domain Domain-0 ...

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