0
votes
0answers
6 views

How blocky can you expect the diamond square algorithm

I've been working on an height map generator, and I think I've gotten the best results I can. I understand this algorithm is flawed and I did have to adjust it a little to get rid of some of the ...
-1
votes
0answers
8 views

Is there an app container project developed by community instead by companies? [on hold]

There is docker, almost a standard in app container world, and now there is rkt and its appc spec, but they are created, developed, directed and funded by companies. I wish to know if there is some ...
0
votes
0answers
4 views

nginx: No client certificate CA names sent

I have nginx and want it to verify client certificates. So I bought commercial certificate for server, and non-commercial for clients. Basically I've generated client certificates with easy-rsa ...
0
votes
1answer
10 views

Edit “server.xml” in Tomcat without restarting server?

I edited the "server.xml" file in Tomcat 8’s conf folder. I added a new Host tag for a new web site. Must I restart the Tomcat server? Can I get Tomcat to parse and apply the newly edited ...
0
votes
0answers
3 views

OpenVPN on Tomato on Wireless router to TorGuard - Client traffic not going through tunnel [migrated]

I have a Asus RT-N12 flashed with Tomato 1.28. I have followed the instructions from TorGuard on how to configure the OpenVPN client on Tomato and the VPN client starts without issues. However when I ...
0
votes
1answer
10 views

Dynamic Distribution Lists per-group

It's my first time digging into MS Exchange 2013 and I need to do something like this: Each group I create needs a distribution list. Here are the groups and their assigned users: Group1 User1 ...
1
vote
0answers
18 views

Do I need to use Sysprep to clone VMs on my personal lab?

I’m a programmer and I’m trying to build up my personal Lab. I have a machine with Hyper-V Standalone Server 2012 R2 installed. I need to create VMs which will be used for testing applications, ...
-2
votes
0answers
10 views

DNS management system [on hold]

Anyone aware of any open source DNS management system ? I need ability to create users in it so each user can administrate his domain ( e.g. change IP for domain, add MX entrys etc etc). I found ...
0
votes
0answers
8 views

Apache configured as mpm_worker - why it still shows as mpm_prefork?

I believe that I properly configured Apache MPM as worker under Ubuntu 13.10, including PHP-FPM and FCGI, and disabled mod_php. When I run top I can clearly see multiple Apache (~2-3 MB) and php (~ ...
0
votes
0answers
16 views

Does AWS EC2 blocks torrent sites like torrentz.eu?

Initially when trying ping torrentz.eu, dns was not resolving the torrentz.eu domain name on my AWS EC2 micro instance(Ubuntu), Then I have added google public dns to the resolv.conf. So my instance ...
0
votes
0answers
4 views

reducing bufferbloat in linux web server

I'm looking for all the buffers I can tune in linux as well as their order of operation. On the server, nearly all operations are run over the TCP protocol. I want to eliminate bufferbloat to improve ...
0
votes
1answer
10 views

hhvm + nginx + wordpress - upload issue

I installed nginx 1.7.12 + hhvm 3.7.0 + wordpress 4.2.2 on digital ocean droplet. I am trying to upload a theme that is 17 mb. While uploading, after exactly 30 seconds the upload restarts itself ...
0
votes
0answers
9 views

Automatically upgrade virtual machine in load balanced set on Windows Azure

I have been serving web content off of a Linux VM running in Windows Azure, and now want to make a duplicate virtual machine and create a load-balanced set to handle more load and avoid downtime. I've ...
0
votes
0answers
16 views

esxi 5.5 datastore went missing, disk still visible

I put the host into maintenance mode, installed some RAM and rebooted to find the guests wouldn't boot. A datastore has gone missing, but I can still see the disk via SSH and the vsphere client. The ...
0
votes
1answer
16 views

nginx on fedora fastcgi not working

I'm running nginx on Fedora Server 22 and fastcgi scripts are not working. Under http://panel.minefight.org/ enter any login data, it doesn't load the password fail or success site. The same thing ...
-3
votes
1answer
22 views

block or log IPs that direct access my website (ubuntu , nginx)

The website is under DDOS, the cloud service is doing a pretty good job for a cost of dozen bugs a month. We are happy! However the attackers have been hitting our site with IP. Currently, we 301 ...
0
votes
0answers
15 views

Which Variable Stores Nginx Source Port Toward Upstream

I'd like to read the source port, i.e. Nginx' own source port (as client) used to communicate with upstream. Could not find it in the documentation, but would make send to have it.
0
votes
0answers
3 views

Accessing an nginx webserver on CentOS7 VM hosted on Virtualbox in Windows 10 [migrated]

Setup: A single CentOS 7.1 VM running on a Windows 10 Pro server (preview version 10074), inside Virtualbox 5 beta 4 (also tested on 4.3.8). Using nginx/1.9.0, to serve static HTML files. The VM is ...
0
votes
0answers
5 views

Codeigniter in subdirectory on Nginx 404

I'm trying to setup Codeigniter in a subdirectory of my domain. Currently i only get an 404 From codeigniter on the index page, as soon as a want to go to /welcome/index i get a 404 from nginx. My ...
-3
votes
0answers
12 views

zimbra mail server cert expired

Seems my cert expired... when I try to access my server via online zimbra mail client, it states that cert expired yesterday. I cannot find where commercial cert was installed by admin who left us. I ...
0
votes
2answers
28 views

SSH Connection through a Reverse (Remote) SSH Tunnel

This is the setup I have : a Linux box A inside a LAN behind a firewall. a Linux server with a fixed IP address that is accessible from the internet. I want to be able to connect to the Linux box ...
-6
votes
0answers
18 views

How to remove write protection from pen drive [on hold]

How to remove write protections from pen drive. I try many tricks to format the pen drive but it shows the error 'write protected'. Please tell the advance way to format pen drive.
1
vote
0answers
25 views

Change systemd unit tag send to journalctl/syslog

Is it possible to change what tag systemd managed service uses for logging? For example, my custom service report-daemon.service defined as # ... [Service] ExecStart=/usr/bin/php # ... # ... shows ...
-2
votes
1answer
25 views

Multi Vlans with one DHCP server

we have multi Vlans configured on Cisco 4506 tow of them with dhcp enabled to serve living area insid e our company and wireless. I installed a new DHCP on windows server 2008 r2 and planning to ...
0
votes
0answers
5 views

How to use baseimage and deriverd image to create VMs in ceph cluster?

Scenerio: Suppose I have a template disk image and I want to use this to create many VMs by using this template file as a baseimage and derived image for different VM instances. in qemu we can use ...
0
votes
0answers
1 view

Error when running hadiscover with etcd to configure haproxy for docker service discovery

I am trying to enable dynamic service discovery of docker containers load balanced with HAproxy for our development environment where we build Jenkins jobs which create containers for every ...
0
votes
1answer
12 views

How to find mainboards that supports Self Encrypting Device (SED) in BIOS?

There should exist mainboards that support Self Encrypting Device (SED) in BIOS, so when connecting a SSD which have SED support, and SED have been enabled in the BIOS, it prompts on bootup for ...
0
votes
1answer
22 views

NFS stop working when on a lvm

I have a nfs server that was working correctly with a share on /exports/something. However, when I mount /exports/something on /dev/mapper/something (a lvm with more space) the nfs does not work. The ...
0
votes
1answer
6 views

Parametric ansible command based on facts, how to do it?

I am updating some of my ansible playbooks to run on the latest version of Fedora, that now uses dnf by default. Since most of my playbooks should run on CentOS as well, I would like my script to run ...
1
vote
0answers
8 views

WordPress Nginx Browser Cache Expires on Extentionless URLs

Struggling a bit with the following. Adding expires for JS and CSS, plus other static files is easy: # Directives to send expires headers. location ~* \.(?:css|js)$ { expires 28d; ...
0
votes
1answer
9 views

Mapping main domain and subdomain to different nameservers

I have mapped my main domain to a different hosting using NS record. but I want to map a subdomain on the same hosting. What DNS setting do I need to configure? Example: abc.com is mapped to ...
0
votes
0answers
9 views

Forwarding emails to external domains - aliases vs mda sieve script?

There are 2 points in the flow of a incoming email where emails can be forwarded: As soon as aliases are expanded (setting the target email as alias target) As soon as mails are handed over to the ...
-2
votes
0answers
19 views

mail dovecot: auth: Fatal: unknown database driver pgsql

My dovecot/exim4/courier mail server worked perfectly well on Debian, until on Thursday morning it didn't. SMTP refuses to send email outside localhost, but roundcube webmail works well. I use ...
0
votes
0answers
14 views

Terminal for remote control of PC [on hold]

For a transition period, we want the staff to remotely control their PCs, or they can work remotely on the machines. The PCs got centralized in a server room and the workplaces are only equipped with ...
0
votes
0answers
15 views

Tweaking my router [on hold]

Recently I brought a router "TP-Link 300 Mbps Wireless N Router (TL-WR841N)" and configuring it to use it with my ISP. My isp gave me a static ip configuration. So I put them in the router and it's ...
-1
votes
0answers
8 views

How to repair a corrupted MS Access database? [migrated]

I have 2 databases with 50gb each with very crucial data, now the sql is telling me that both are corrupted. Is there any way to repair? I have run some sql commands that I found on the internet ...
0
votes
1answer
22 views

Boot time log: 'Failed to start Postfix Mail Transport Agent'

centos 7.1 postfix 2.10.1 After restarting server in /var/log/messages during boot time Postfix noted only in these 4 lines (all actions during 1 second): systemd: Starting Postfix Mail Transport ...
0
votes
0answers
6 views

bird4 - OSPF not learning/distributing /32 routes in hub-and-spoke topology

in my hub-and-spoke setup all the boxes are happily exchanging local LANs routes through bird4/OSPF. The links between the hub and the spokes are VPN p2p links and I need the address of every spoke's ...
-1
votes
0answers
12 views

Not able to connect to my computer via TCP/IP [on hold]

I am very new to Networking and I have a very basic problem while connecting to my computer. Actually I have written a server/client program using C#, I am able to connect to my server program within ...
0
votes
0answers
17 views

nginx dynamic tcp proxy configuration

We need to dynamically configure nginx TCP proxy. For example, Setup tcp proxy on some random port, i.e. a1.mydomain.com:12345 -> somehost:someport Later on: Turn off tcp proxy ...
0
votes
0answers
10 views

Outlook constantly repair itself

I have a XP PC with Outlook 2003 connected to SBS2003/Exchange 2003 SP2 (75GB Limit on Exch Store). Outlook constantly hangs when trying to forward ANY email. So whenever I tried to restart Outlook, ...
0
votes
1answer
11 views

server execution failed- 2012 server r2 standard

I have problem with my server 2012 r2.when i trying to add new roles and features server manager showing an error server execution failed. the same error is there with auto refresh of server ...
0
votes
1answer
29 views

Establishing HTTP Connection Failing but HTTPS is working

I have this issue which is racking my brain. On my local machine, I experience no issues with connecting to my server, here's where it gets odd... Google Webmaster Tools is stating google cannot ...
0
votes
1answer
21 views

Ansible shell command fails under sudo when it should succeed

I have an Ansible task based on https://github.com/al3x/sovereign/blob/master/roles/tarsnap/tasks/tarsnap.yml#L2 that keeps failing when it should succeed. I used to run the role with ...
-4
votes
0answers
25 views

Are there any comprehensive guides on best practices for permissions and generally avoiding using sudo?

The main point is that I only want one user to have sudo access - really only for use in set up and emergencies. I don't even trust myself with sudo access all the time. Are there best practices ...
0
votes
1answer
17 views

How to remove copy option from shared folders?

My organisation uses WS2012 and want to share some files over the network. My question is how to copy protect a folder/file which is being shared? The scenario is that, I want the users to access ...
0
votes
1answer
8 views

dnsmasq: failed to create listening socket for port 53: Address already in use

I got this error when i done the setup dnsmasq. ashokkrishna@krishna:~$ sudo dnsmasq dnsmasq: failed to create listening socket for port 53: Address already in use ashokkrishna@krishna:~$ netstat ...
0
votes
0answers
23 views

Connecting a switch to a VDSL2 model causes upload speeds to go to 0

My network configuration has my main router connected to a secondary router which is in bridge mode, and I have a computer connected via ethernet to that secondary router. If the connection between ...
0
votes
0answers
18 views

Dnsmasq's DNS response auto caching feature not working

Dnsmasq Cache and Internal Log on USR1 signal dump (when running with or without --no-daemon and --log-queries for analysis) it always shows: 0/0 cache, meaning caching feature of Dnsmasq not working. ...
1
vote
2answers
30 views

Should my exchange server also be a domain controller?

Please be kind in your response I'm no expert. I just want to know if it's a bad idea or good idea for my Server 2012 server that has Exchange 2013 to also be a domain controller. We currently have 3 ...

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