All Questions

0
votes
0answers
5 views

Mutt or Sendmail programmatic rich body emails with attachments

We are a web service and need to allow our paying users to send email with our domain in the 'From' headers. We already have Sendmail on our Red Hat servers which we can allow for email sending. SMTP ...
0
votes
0answers
7 views

How to backtrace slowness of a shared hosting web server

I have a shared hosting plan (godaddy), and time to time I suffer slowness problem. When this happens, I try to login to cpanel to double check if the problem is me or the server, and it also takes 1-...
0
votes
1answer
7 views

Locked out of Active directory After Joining Domain Through VPN

Usually , if I join a domain locally in the office , then it will cache credentials and allow a remote user to log into their machine when away from the local doman. I have joined a domain through ...
1
vote
1answer
9 views

How to resolve aws elb redirection issue

We have deployed an application (tomcat based) to an AWS EC2 instance. I am able to access the site directly and I can access it via the internal ELB. However I can't access it via the external ELB ...
0
votes
0answers
5 views

On VirtualBox, is there a way to set 'Reinitialize MAC address' as default?

When cloning a VirtualBox instance, is there a way to set the "Reinitialize the MAC address of all network cards" as the default? Humans sometimes forget to tick this box, with the resulting horror ...
1
vote
0answers
6 views

Sync Local Postgres Database with Remote Database

My company is looking at creating a consolidated server that will serve as a backup for many remote servers who have separate data from one another, and provide an application where the aggregate data ...
0
votes
0answers
7 views

Lsyncd triple-master setup

I do use lsyncd in order to sync three nodes with two sync sections in the config of each node. If a node1 fails (unreachable) and new files are being added to node2 or node3, when node1 comes back ...
0
votes
0answers
4 views

ExFat flash disk pen drive works well on my Mac, but I/O on Linux

I formatted a usb flash pen with ExFat file system. I did it on my Mac computer and on it it worked flawlessly. However, on my Linux it doesn't: the files can't be read or created, even though I can ...
-5
votes
1answer
21 views

How to claim a url that has not been taken?

I have a little bit of knowledge on hosting apache web servers running php using linux, and I do not want to buy a DNS from anyone, is it possible to claim an unused domain such as http://...
1
vote
0answers
4 views

Azure Load Balanced Application error on one server

I have a application that is load balanced in azure but I have one server that is not working correctly. How can I hit that specific server with my browser to tell what is going on ? Any tricks people ...
0
votes
1answer
15 views

Automatically deploy Win10 using iPXE

I have iPXE working to boot the Win10 installer. Problem is: after it boots to the installer, I have to do the following: wpeinit net use s: \\192.168.250.74\pxe\boot\Win10lts bar /user:foo s:\...
0
votes
0answers
7 views

Should I use systemd or docker-compose to keep Docker containers running on my systems?

We are talking about Docker containers as sysdig, consul, fluentd, mesos-slave, etc. that we are running on almost all machines. Currently we are using Ubuntu's Upstart and CoreOS's Fleetctl. We're ...
-1
votes
0answers
10 views

Does simple syslog analizer or viewer for linux exists?

I have a simple linux server, only one instance and I want to monitor its logs without much effort, such with grep, awk and others. I have found a lot of services like Splunk, Graylog2, Logstash, ...
-1
votes
0answers
10 views

Optimal boot configuration for old server?

I have an old Dell R710 that I'm going to be putting Ubuntu 18.04 on since ESXi 5.5 is out of support. The server has a RAID 5 configuration for it's onboard storage, and currently it boots from the ...
-1
votes
0answers
8 views

network traffic limitation for each user in windows server 2012

I have a basic question about windows server and its how can I limit each user by network traffic usage? for example user1 can only have 250MB each day for global internet. and how can I monitor these ...
0
votes
1answer
4 views

Should I bake the Jenkins config file for each Jenkins master into our custom Jenkins Docker image?

It's a bit uncomfortable for us to have a Jenkins Docker image that is used for 4 different Jenkins Master Servers with a different Jenkins configuration. We use an environment variable that loads ...
0
votes
0answers
6 views

ADFS 3.0 Force SSO Token Expiration URL

I am creating an in-house web application for IT Admins that must be authenticated via Active Directory. I need to be able to support cases where the user is not logged into a workstation as ...
-2
votes
0answers
12 views

Tips for separating DevOps Git repos?

We currently have a Git repo with automation code (with tests), iaas-code and lamba-code. The automation code is mostly Fabric, Python and unittests. The Iaas-code is mostly CloudFormation, Docker-...
0
votes
0answers
3 views

What is the easiest way to get AB-testing with Marathon & Mesos?

What is the easiest way to get AB-testing with Marathon & Mesos? We're currently investigating an enterprise solution called vamp, but if there are any good open source solutions, that'd be great ...
0
votes
0answers
3 views

Port Triggering Not Working for RDP [on hold]

I'm trying to RDP to a server with an address like [hostname]:5000 I'm able to connect to it using a portable wifi hotspot just by turning on the Port Forwarding option without additional ...
0
votes
2answers
26 views

SSH Show motd without re-connect

As the title say I'm setting up the motd scripts for my server, in the directory: /etc/update-motd.d/ I want to see them without re-connect to ssh, there is a command to display the ssh motd?
0
votes
0answers
9 views

Store subversion password for use by www-data

I am writing an web application which checks out files from a subversion repository. (It's basically an internal code review helper tool for my company's software team.) So subversion needs to save ...
2
votes
1answer
17 views

Documented size of Linux kernel partition sector size in bytes

My primary question is to authoritatively see if the block size used in sector counts: /sys/block/<disk>/<partition>/size is in fact 512 B, or if this can vary. I thought this would be ...
0
votes
0answers
10 views

UDP multicast on a dummy NICs

I have an Ubuntu virtual machine that makes some end-to-end testing of a software. For these tests I need 3 ips in the same subnet. 2 ips should listen for udp multicast (224.0.0.50:4321) and make a ...
-1
votes
0answers
7 views

squid transparent proxy fail to connect to parent proxy

im tryn to configure a squid transparent proxy on Ubuntu 18.04, i obtain internet thanks to a parent proxy. I have 3 Ip declare on my iptables config file 172.16.1.8 is an administration ip , 172.16.1....
0
votes
0answers
2 views

Enabling apparmor for Apache2 in Ubuntu 18.04

I’m looking for a way to enable the Apache2 apparmor profile on Ubuntu Server 18.04 According to the documentation it has to be manually activated (opt-in): https://wiki.ubuntu.com/SecurityTeam/...
1
vote
0answers
7 views

Adding second network interface to Ubuntu 18.04 on AWS EC2

The provided 18.04 AMI comes with one interface, and I am adding a second one with its own IP (for stuntman-server). However the instance is only responding to one elastic IP or the other, not both (...
0
votes
0answers
14 views

How to tell threads from processes in top and ps on Linux?

I find it quite confusing to differentiate threads and processes when I run top and then press H or run ps -Hef. I know that they share the same attributes, which makes them similar but was wondering ...
-2
votes
2answers
27 views

How to set up external DNS?

I have few appliances that are HTTP/HTTPS managed and assigned PUBLIC IP ADDRESSES and I need to set up DNS name resolution so I can access externally by it's name. How to set up external DNS?
1
vote
1answer
13 views

EC2 capped HTTPS upload

I have an application on 2 EC2 instances sitting behind an ELB. The ELB does HTTPS termination and then speaks HTTP to the instances. When uploading via HTTPS the transfer seems to be capped at ~ 10 ...
0
votes
1answer
23 views

How to simulate pressing Enter?

I have this in my bash script: ENV_VAR1=123 nohup my_app & When I run, it prints this $ nohup: appending output to 'nohup.out' # <here is a new line> and expects me to press Enter so ...
0
votes
1answer
17 views

Should SQL Server min and max memory settings be fixed to the same value

Hello, If the server has the resources to dedicate to the SQL server should you keep the min and max server memory settings fixed at the same value? Will setting the values the same produce any ...
0
votes
1answer
9 views

iostat %util for NFS mounted shares available?

Is there a way to calculate, from the client, the "% util" of NFS mounted disks? I know with iostat, with locally mounted disks you can see %util Device: rrqm/s wrqm/s r/s ... ...
0
votes
1answer
16 views

Start command only works when run manually

I get the following error when installing PHP FPM: Creating config file /etc/php/7.0/fpm/php.ini with new version invoke-rc.d: could not determine current runlevel invoke-rc.d: policy-rc.d denied ...
0
votes
0answers
6 views

Install and Set Up kubectl - Kubernetes

I'm trying to follow Install and Set Up kubectl - Kubernetes, yet keep getting an error: # yum --quiet install kubectl https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64/repodata/...
0
votes
0answers
6 views

Windows 10 GPO QoS by URL not applying

I've created a GPO with QoS settings and I can confirm the PC is domain joined. Name : Test Owner : Group Policy (Machine) NetworkProfile : Domain Precedence : 0 JobObject ...
-2
votes
0answers
10 views

Set up MFA with ADFS 1.0 [on hold]

I have a Windows Server 2003 with ADFS 1.0 and want to set up two step authentication on it. From the Microsoft documentation at https://docs.microsoft.com/en-us/windows-server/identity/ad-fs/...
0
votes
0answers
10 views

Udocumented values for Win32_PrintJob.StatusMask: bits 0x1000 and 0x2000

Problem I'm trying to implement a spooler queue cleaner for Windows Print Server (2012R2) that removes broken or frozen jobs in certain conditions and notifies users of the problem. While analyzing ...
0
votes
1answer
17 views

Redirect with space character for file download

I have this in the .htaccess file: Redirect 301 /product-installer https://download.testsite.com/installers/My%20Product%20v3.0.0.0.exe It's working correctly of Firefox as when you click the URL ...
0
votes
0answers
14 views

Can't access Samba directory from specific computer

I'm not sure if this is something related to Windows or to Samba config. When I access \server from my Windows 10, it asks for a password (it shouldn't): I put Administrator/password and it works. But ...
0
votes
1answer
14 views

How to log backend latency in Google Http Load Balancer and Stack Driver

We have a running kubernetes cluster on GKE and we Google HTTP Load Balancer in front of it. HTTP Load Balancer logs all requests and we can access them in stack driver logging. But latency is not ...
0
votes
1answer
10 views

Unknown site using jquery and css file but include my site path

This is my site URL - https://www.thecodedeveloper.com But this Unknown site http://newnuk.com/dialio/Web_doctor/viewinfo/139 means i am not owner of this site But once i view source this page ...
0
votes
0answers
6 views

Redirect links to sub location with nginx

I am having a problem with trying to serve two different sites using the same server. I have a landing page at the root of timothylim.is and a separate blog at timothylim.is/writing. I have the ...
0
votes
0answers
6 views

Restarted Azure VPS maintaining the previous RDP connection

So I run a VPS with Microsoft Azure which is automated to shut down for the weekend (shuts down Friday night and starts up Sunday night. However, every time the VPS starts up, I have to establish a ...
1
vote
2answers
11 views

AWS Custom Console view

We are running our internal company infrastructure on AWS. Currently, I (as an infrastructure admin) am the only one who has access to the AWS console (as a root console user). Now a requirement has ...
0
votes
0answers
15 views

Unable to locally verify the issuer's authority

I have bought the SAN SSL certificate and I am getting the error after implementation the SSL in apache web server. While wget its throwing this error. ERROR: cannot verify example.com's certificate, ...
0
votes
0answers
31 views

IPv6 Gateway outside network (OVH)

We a dedicated server at OVH, assigned 2001:41d0:a:72xx::/64 I have set the machines on a segment bridged to the wan, as per IPv6 public routing of virtual machines from host The gateway is 2001:...
-2
votes
0answers
5 views

Openswan Internal network to single-ip, it is possible?

I have idea to build special tunnel. The main problem I don't understand, how will it work. From left side I have internal subnet for example 192.168.1.0/24 and right side only one external network ...
0
votes
1answer
20 views

How to get the last boot up time of a remote windows server to which you do not have access?

Is it possible to get the LastBootUpTime of a remote machine (running Windows) if you have not been granted access to that server; though the server is on the same network, and same domain as the ...
0
votes
0answers
13 views

Nginx always sends me to subdomain instead of original domain

I've installed Wordpress on example.com and it worked fine. Then I've installed Nextcloud on cloud.example.com. Now when I try to open example.com I'm always redirected to the Nextcloud login page. I'...

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