0
votes
1answer
20 views

Mail server and postfix

On my work we use soft what monitor how much time you was on work and send email to each employee at midnight. But we have ~300 employers, and use public mailservers like gmail. So computer there soft ...
0
votes
1answer
8 views

NRPE Firewall blocking xinetd

From one side, my nagios server, IP 10.1.1.232. Here is my Nagios's xinetd's NRPE config : # default: on # description: NRPE (Nagios Remote Plugin Executor) service nrpe { flags = ...
0
votes
0answers
9 views

Truncated/missing logs with systemd on Ubuntu 16.04

I am using Ubuntu 16.04 server, have created a basic nodejs script and packaged it in a simple systemd service. Content of api.service at /lib/systemd/system/api.service: [Unit] Description=api ...
1
vote
1answer
111 views

How to verify installation of ImageMagick is not vulnerable to CVE-2016-3714

CVE-2016-3714 was announced on May 3, 2016. This vulnerability unfortunately goes by the name, ImageTragick and has received some press (for example, this ArsTechnica article). Until updated ...
0
votes
1answer
18 views

Xen Server interference on ARP requests

I have a strange behaviour on my network as my unix-like hosts seem to have problems to reach the gateway. Digging into the network traffic via tcpdump, I've seen that two different hosts answer to ...
-1
votes
1answer
24 views

Shortest possible way of calculating large number of host address given an address range [on hold]

Is there any shortcut or easy method in determining the required host address of a network, given an address range? For example, calculating the 14,959th host address of an address range of 76.0.0.1 - ...
0
votes
0answers
13 views

Unable to install php5-mysql on Ubuntu 14.04

When I'm trying to install php5-mysql on my local PC with Ubuntu version: # cat /etc/*-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=14.04 DISTRIB_CODENAME=trusty DISTRIB_DESCRIPTION="Ubuntu 14.04.4 LTS" ...
-1
votes
0answers
3 views

Issues with connecting 'public_network' in vagrant and Virtual box [migrated]

I have a Vagrantfile like below: Vagrant.configure(2) do |config| config.vm.box = "ubuntu/trusty64" config.vm.box_check_update = false config.ssh.forward_agent = true config.vm.network ...
0
votes
0answers
6 views

ERROR: could not insert 'ipmi_si': No such device

When I am doing modprobe ipmi_si, it is throwing error modprobe: ERROR: could not insert 'ipmi_si': No such device Also I am not able to see this script /usr/share/ipmitool/ipmi.init.basic in my ...
0
votes
0answers
5 views

Google Cloud App Engine hosted page title extractor returns 403 Forbidden in cases

I have a URL shortener/traffic analysis service hosted in a Google App Engine (GAE) project on Google Cloud (GC). When a URL is submitted for shortening, it performs a Python urllib2.urlopen to ...
0
votes
1answer
20 views

If rpm install is running, wait until finished

We had troubles since our application run during rpm installation. In the future we would like to know if the rpm command is currently installing rpm packages. Maybe I am missing the matching ...
0
votes
0answers
3 views

scp from remote to local, where is my file? [migrated]

I'm copying (or at least trying) a file from a remote server to my local pc using the following command: scp user@host:/usr/filename.txt / It copies the file, but I have no idea where it is. What ...
0
votes
2answers
46 views

How to work with a single git repo on 2 servers: production and testing?

We have a single git repository on a test server (let's call it test1). The repository is very simple, just master no branches or anything fancy. The goal of this repo is to track changes to ...
0
votes
1answer
18 views

Sync a Maildir backup to an account

I have a client who created about 20 mailboxes on a server, and they have been using them for a few weeks. So there is mail in them, that can't be lost. Now they recovered a backup of those mailboxes ...
0
votes
1answer
8 views

Why does 'ipsec statusall' not show any connections?

I've finally been able to get a tunnel between my computer (strongswan) and a Zyxel Zywall 110 up and running. I'm connecting using certificates, and judging from the logs the actual VPN connection ...
0
votes
2answers
29 views

Why is stevenslockandkey.com displaying a parking page?

I've registered stevenslockandkey.com for a client, through mydomain.com, set nameservers to ns1.mydomain.com and ns2.mydomain.com, and set A records for * and stevenslockandkey.com to point to ...
1
vote
1answer
24 views

Why does SSHFS I/O latency test much faster than local RAID & NFS?

SSHFS tests for server I/O latency using dd returns very surprising results, so much so that I'm worried this might be some problem either with the test method or configuration. Test 1 on local RAID ...
0
votes
0answers
11 views

iptables, ufw, and psad - scanned UDP port alerts from router and devices on home network

I have a fresh install of Ubuntu 16.04. I configured iptables, ufw (with gufw), and psad using instructions from https://www.thefanclub.co.za/how-to/how-secure-ubuntu-1604-lts-server-part-1-basics and ...
1
vote
0answers
20 views

How to access LAN IP Addresses : Cisco VPN Client [on hold]

I have successfully configured Cisco VPN Client and connected. And allow LAN Access. I don't know how to connect LAN IP Addresses. I was trying to connect with Remote desktop connection, it's asking ...
1
vote
0answers
17 views

Why do I have 70k instances of ck-get-x11-server-pid running?

I have a Ubuntu 14.04 server which currently has 69890 instances of ck-get-x11-server-pid running. The server is headless, but users can login to a using x2go. Why would there be so many instances of ...
-1
votes
0answers
6 views

VirtualBox won't forward port 80 [migrated]

Windows 8.1x64 host, Debian 8.3 guest. I've got 2 network adapters set up: 1st is NAT and 2nd is Host-only. I have set up port forwarding for ports 22 and 80 for NAT adapter. Port 22 works (meaning I ...
1
vote
0answers
13 views

cassandra data migration from regular drive to SSD on production server

we want migrate our data from regular drives on production server to new SSD drives. how we can do that without taking down the node no longer than 4 hours(hinted hand-off is 4 hours) our data is in ...
1
vote
0answers
22 views

AWS Elastic Load Balancer And 408 Request Timeout

We have a scenario where we are trying to access Openfire admin console behind AWS ELB using https. The http url works fine , but the https does not work, and we see a 408 request timeout error while ...
1
vote
0answers
24 views

Use Linux BIND DNS server for my Windows Active Directory 2008 R2

How can I use a Linux BIND DNS server for my Windows Sever 2008 R2 Active Directory? We are trying to avoid having to use the Windows Sever 2008 Server as a Domain Controller at all. We want to use ...
1
vote
1answer
18 views

Is it possible to reject certain emails in procmail?

Let's assume a typical setup where procmail is called from sendmail to filter incoming emails into correct mailboxes. Is that done while the incoming SMTP connection to sendmail is still active or is ...
-1
votes
0answers
12 views

openSMTPD or postfix with dovecot on openBSD [on hold]

I tryed to search for Comparsions between openSMTPD and postfix. But sadly i not found any. I just would like to know, what works best with dovecot on openBSD if i even want to add virus and spam ...
1
vote
0answers
17 views

Check status of samba4 in debian

In samba3, I can use command /etc/init.d/samba status to check status of samba service. But in samba4, that command does not exist. So I want to ask how to check status of samba4?
2
votes
1answer
25 views

Vim hangs on one specific file?

My putty session keeps on hanging when I'm in the middle of editing a file in vim. This has happened three times this morning. Hopefully it's nothing, just a glitch in the matrix somewhere, but I ...
1
vote
0answers
6 views

Bidirectional drag'n drop is not working with VirtualBox and OpenBSD 5.9 [on hold]

I have host os Ubunut and gues os OpenBSD 5.9. Nothing bidirectional is working. can I do anything to resolve the problem?
-3
votes
0answers
23 views

How do I migrate my websites between servers? [on hold]

I am trying to migrate my websites from Hostgator Cloud to Google cloud as I am unhappy with the service. What is the best way to do this?
1
vote
0answers
12 views

aspnet JIT compilation killing the servers

I have Win2012-IIS servers hosting ~25 aspnet/c# webapps each, and there is a performance problem with the aspnet JIT/just-in-time compiling. When the JIT operation starts automatically, after a code ...
0
votes
0answers
23 views

Block reverse proxy to use my domain [on hold]

I'm on apache and there is site runing, but as i can see there is some other domains i think using some kind of proxy to display my content on their domain, actualy not just content is a complet site, ...
0
votes
1answer
16 views

Allow outgoing IPv6 connections for VPN clients

I have the OpenVPN server. A client connecting to this server receive an internal IPv4 address (10.2.52.X) and an external IPv6 address. I need to perform a masquerading (NAT) for IPv4 but I don't ...
1
vote
1answer
27 views

Use of “sub_filter” in “IF” block under nginx config

I have nginx as reverse_proxy server for multiple applications running behind on various application servers. I want induce specific html/script into response content for set pre-registered urls. ...
1
vote
0answers
11 views

IIS website (.asmx service app) is only reachable by IP, but not by domain/host name

I have a Windows Server 2012 with IIS 8 installed on it. I have just one website configured which is the default web site. It contains an application which is configured as follows: The physical ...
1
vote
0answers
37 views

Script for user movement based on OU

Any script which will read the department attribute of users (under an OU and sub OU's) and move them to different OU named as department ( already created OU structure name same as their department ...
1
vote
0answers
12 views

Windows Server 2012 Printer Management

I want to add a shared printer connected to a host IP (192.168.0.10,windows 7) , to a server (192.168.0.200,windows server 2012). When adding a printer using the Printer Management just the IP ...
1
vote
2answers
29 views

nginx : enabling gzip compression based on hostname

I have a single machine running nginx serving http traffic for multiple domains(using same Lua codebase). For some of the domains I would like to enable gzip compression. Is it possible to enable gzip ...
1
vote
1answer
26 views

Proving packets per second bottleneck?

I have a '100Mb' network connection that's currently consistently transmitting at about 20K packets/sec, irrespective of packet size in the range of 300-600 bytes. This yields an observed bandwidth ...
2
votes
0answers
17 views

CMD inside Cygwin/SSH behaves weirdly in automated commands - uses Cygwin echo instead of built-in CMD echo

We absolutely need to run Windows native commands and .CMD scripts over Cygwin SSH, and they behave very strangely when executed via SSH Exec channel compared to when they run interactively from shell ...
0
votes
0answers
42 views

Active Directory - map drive to all computers in specific OU

Having some problem in basic looking thing. Computers are above 150 PCs with differnt OS's (production area). Connected to one domain. I want to map drive (with domain credentials) to all computers in ...
0
votes
0answers
8 views

Wamp server consumes too much system resource [on hold]

I install wampserver3.0 32 bit on windows server 2008 but it is using too much CPU (as accessing to websites, CPU usage of wampserver get to almost 100%) and server is responding too slow. Any idea? ...
1
vote
1answer
21 views

How to identify the cause of 100% CPU usage in Azure App Service?

I have five apps in an Azure App Service Plan, all different copies of the same app for different clients. It's an ASP.NET MVC app with an SQL database. This morning I woke up to slow and ...
1
vote
0answers
17 views

Nagios core 4.1.1 error: Unable to get process status

When start to connect through http://localhost/nagios, i could get "Daemon running with PID 2027 ". but connect through http://own_ip/nagios, i couldn't get "Daemon running status" instead its showing ...
0
votes
2answers
38 views

Common way to adminstrating ca-certificates on linux?

I have to administrate a bunch of linux machines (server and clients) with different distributions. We want to use docker in the future, so it may be, that there would be more different distris in the ...
1
vote
1answer
21 views

Postfix not sending email from myorigin

I want email to come from user@example.com but they are currently coming from user@mail.example.com From Postfix documentation: What domain name to use in outbound mail The myorigin ...
1
vote
0answers
21 views

should I upgrade Freenas security ?

I have a freenas server for almost a year now and this is the 3th time within the month that I've received a security email with allot of failed ssh log in attempts that aren't from me or anyone I ...
-1
votes
0answers
6 views

Sizing servers for audio/video streaming [duplicate]

As a part of a larger Java-based enterprise web application, I need to develop/integrate an environment for multi-room remote conferencing. Each room is composed of up to 5 interacting individuals ...
1
vote
1answer
29 views

Installing WordPress cherry template

I tried to install a cherry template. The first I imported the sample_data files, it works but the site it doesn't look like the demo live site. So I decided to re-import the sample_data files and ...
1
vote
0answers
26 views

Https: not working but :443/ work?

I don't understand (on debian) why I can access to my website using http://www.myserver.com:443/ but not directly with https://... I'm using LetsEncrypt, all my cert' are generates and works. Here my ...

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