All Questions

2
votes
1answer
24 views

MPIO on Win Server 2k16 w/ EMC Unity

I have two Dell R630's running Windows Server 2016, slated to be Hyper-V hosts but not yet clustered, attached to an EMC Unity array via fibre channel through a pair of Brocade 300 SAN switches. The ...
0
votes
1answer
15 views

How do I upgrade from oVirt 4.2 to oVirt 4.3?

I have a oVirt 4.2 datacenter. I like to upgrade to 4.3. What steps are necessary and where do I get documentation. The oVirt documentation is spare to say the least.
0
votes
0answers
17 views

DHCP Config Issues

I'm trying to make Raspberry Pi into router, providing devices with internet connection as well as creating a small network based on it. Used packages are hostapd(for wlan ap) and isc-dhcp-server. ...
0
votes
0answers
16 views

Connect IIS app running on Azure VM (AAD DS joined) to Azure SQL using Integrated Authentication

I've been trying to get to through this issue for some time now, and unfortunately, I'm hitting a wall. We have Azure AD configured with Azure Domain Services. VM's are joined to this domain. We ...
0
votes
0answers
20 views

Allowing exceptions (whitelist) through Google Cloud Platform IAP

My GCP project has an instance running a Jenkins server behind an IAP-protected load balancer. Adding the IAP protection has caused me 2 related issues that I didn't manage to resolve (and I guess ...
1
vote
2answers
26 views

what's the difference between random number input device versus output device?

The man page for rngd on Linux says -o (/dev/random) is used for random number output while -r (/dev/hwrng) for random number input. What does this mean? How do these device files differ and why are ...
0
votes
0answers
4 views

Guest network with GRE tunnel - Juniper SRX & EX switches

I'm attempting to provide guest internet access to a remote site that only has a WAN connection back to the main office. The main office has an internet connection that is currently used by guests. ...
0
votes
0answers
9 views

Memcached stops responding after a few seconds

I'm having troubles with my memcached (v1.5.13) instance. It starts just fine but after a few seconds it becomes non responsive. I'm on a currently updated arch-linux box trying to access it just from ...
1
vote
0answers
15 views

Prevent “hostmaster” subdomain from redirecting to the main site

I host mainsite.com and othersite.net on a single Debian 8 server with nginx/1.6.2. Recently I discovered that Google indexed hostmaster.othersite.net and this subdomain shows full content of mainsite....
1
vote
1answer
24 views

Block websites to a specific user in windows server 2016

In the company I'm in, they want to block a specific user to access some websites. They have to login in the computer so my idea was to block using group policy management, but I dont find that ...
1
vote
0answers
14 views

Using an Elastic Load Balancer without Route53

We have setup an Elastic Beanstalk environment that spins up EC2 instances and adds a classic load balancer in front of them. Typically, you would set your DNS to Route53's name servers and then use ...
0
votes
0answers
12 views

Restart all daemontools-services at once

I am hosting multiple microservices interacting with eachother on my uberspace. Now, according to the docs (sorry about them being german, google translate should do the job), I need to create a new ...
0
votes
1answer
17 views

Parsing or Reformatting Logs before feeding them to Splunk or Elastic Search

I have very complex log messages, that I want to reduce to the most important fields in order to save quota. The log messages are multiline and there is a lot of redundant information in them. A ...
1
vote
1answer
22 views

systemd: Start another unit when unit exits

Say I have a unit foo.service that I want run after bar.service exits (with any status, whether success or failure). I do not think that After= or Before= will help me here. How can I accomplish this ...
0
votes
0answers
12 views

When does WinNT:// provider query Active Directory? Or how to get SID of local group member if it is domain account

Okay so I am using the WinNT provider with a .Net DirectoryEntry class to enumerate the members of a local group, through the Members property. If the member is a local account, the DirectoryEntry ...
0
votes
1answer
10 views

How to Set the Last Used On Value Manually in Programs and Features

I'm trying to figure out how (and if it is possible) I can set the Last Used On value for a program in Programs and Features manually. Specifically, it's the red field in the image below. I've tried ...
0
votes
1answer
20 views

Is there a faster way to restore a sparse image?

I have a 20G logical volume with 5G of data which I'm backing up as a sparse image, as follows: dd conv=sparse if=/dev/group/volume of=/mnt/backup/foo.img This takes about 3 minutes, but restoring ...
0
votes
0answers
16 views

802.1x Certificate Authentication issues

I'm deploying 802.1x on my wired networking and i'm facing a problem on the computers that do not have the cached profile created. The service works fine when i have cached profiles, but when it ...
0
votes
1answer
34 views

iptables rejects vpn client by port

Here is my iptables commands: sudo iptables -F sudo iptables -A INPUT -p tcp -s 109.123.74.85 --dport 27000 -j ACCEPT sudo iptables -A INPUT -p tcp -s 188.170.80.4 --dport 27000 -j ACCEPT sudo ...
0
votes
1answer
24 views

Nesting Email Distribution Groups into job code Groups

My company wants to create job code groups. A single group for a single job code. For example, if Bob is a courier, the only groups he will have is the "Domain User" and Courier. Couriers are part of ...
0
votes
1answer
12 views

What is the 'WebsiteGetObject' operation in S3?

I'm seeing a large amount of WebsiteGetObject operations appearing relatively sporadically in the cost explorer of one of our apps. I'm assuming it's distinct from GetObject but can find no mention of ...
0
votes
0answers
14 views

OpenVPN enable compression lz4-v2 instead of comp-lzo

I want to enable OpenVPN compression lz4-v2 in server configuration file(server.ovpn) I have: ;comp-lzo compress lz4-v2 push "compress lz4-v2" in client.ovpn,instead of comp-lzo i put push "...
0
votes
0answers
11 views

check if physical auto-negotiation is ongoing

Is there any way in Linux to see if an ethernet auto-negotiation is ongoing or has already terminated? For instance, I see that in my network it takes a 1Gb interface 3 to 4 seconds to correctly ...
0
votes
2answers
20 views

“docker-compose up” as root user or non-root user?

After reading some articles I'm still not sure about what user I should use to run a docker container. Are there any security concerns when running a docker container as root user? Is it ok to run ...
0
votes
1answer
20 views

Subdomain that uses Route 53 without migrating parent domain

I currently have a domain (asoba.co) that is hosted on Linode, and for which I use Linode nameservers. This site currently works as expected. My goal is to have an additional subdomain for a webapp ...
0
votes
0answers
13 views

Why is the website having 2 instances while deploying on apache2 and tomcat7?

I'm deploying my Java Web Application on VPS which has apache2. The application is being deployed in tomcat7. I've added entries to forward the request from apache to tomcat in httpd.conf. The war ...
-1
votes
0answers
6 views

Stackdriver monitoring - Points must be written in order

I am receiving the following error every few minutes on all of my servers - Log Name: Application Source: StackdriverMonitoring Date: 16/05/2019 14:51:29 Event ID: 255 Task ...
0
votes
0answers
14 views

Create mirror website - load balancing? AWS

my SAAS application is going to be white-labelled so I'm considering the best method for this. For now, I would like to keep the database and codebase central so that I can maintain things easier. ...
0
votes
1answer
24 views

How to connect through SSL to server requiring certificate exchange via an apache proxy?

I need to connect to an external server via SSL which only accepts certificates exchange following this architecture : Client (my Nodejs server) -----http-----> (Reverse?) Proxy ----https-----> ...
0
votes
0answers
8 views

GPO not applying default file associations

so I've exported a default association file as XML using DISM from a PC to use as a template. I placed the XML file on a share drive and created a GPO and went to Computer Configuration > Policies ...
2
votes
0answers
6 views

AADSTS700517 using AWS Cognito and Azure AD Enterprise App

I have configured an AWS Cognito UserPool to use an Azure AD Enterprise Application as a SAML federated identity provider as per the blog post here: https://medium.com/the-apps-team/how-to-add-azure-...
0
votes
0answers
12 views

GIT login via MySQL on Debian

I have a SVN server set up where login can be done via virtual users (mysql). Those users can login to another services like proftpd and postfix. No real users exists in the server. The SVN login ...
0
votes
0answers
30 views

nginx: [emerg] “user” directive is not allowed here in /etc/nginx/sites-enabled/nginx.conf:1

I'm trying to install Oxidized on an Ubuntu 18.04 LTS server. I use Nginx as wab server and at a moment, it is said that I have to modify the file "/etc/nginx/nginx.conf", which I did by correctly ...
-1
votes
0answers
9 views

Mark for the status of the message (read or not) [on hold]

Good day. The android application version is 3.4.0 (2068). I noticed that in the application source code android app there is a check mark for the status of the message (read or not), also in the ...
0
votes
1answer
18 views

Most of the Folders On Hidden Share Not Showing

I have a hidden share that I access \servername\hiddenshare$ I can only see one folder out of about 10 that I should see. When I log into another computer I see all the folders. So I believe it's a ...
0
votes
0answers
12 views

Azure S2S VPN & P2S VPN?

Hello people! Today we have had this problem with our VPN connection. In our office, we have a S2S vpn to our Azure VNET. It's working fine and everything, no problems. We have now tried using the "...
0
votes
0answers
10 views

IIS rewrite rule to a different port

This simple IIS rewrite rule should send requests to another http-server application on the same machine but it does not. Any idea why? <configuration> <system.webServer> <...
0
votes
1answer
25 views

Prevent MYSQL users reading status of global variables

Is it possible to prevent a user from reading status or global variables via SHOW VARIABLES; or SHOW STATUS; the same way it is possible to restrict privileges on reading or acting on a table or ...
1
vote
0answers
18 views

Is a Hyper-V Container somewhere between a docker container and a virtual machine?

We know that Virtual Machines have a full OS with its own memory management installed with the associated overhead of virtual device drivers. In a virtual machine, valuable resources are emulated for ...
0
votes
3answers
43 views

chmod: changing permissions of 'myscript.sh' : Operation not permitted

While running the following docker file I am getting "chmod: changing permissions of '/scripts/entrypoint.sh': Operation not permitted" error. FROM sonarqube:7.7-community ADD plugins/* /plugins/ ADD ...
1
vote
0answers
14 views

Finding origin of rejected mails (550 5.5.1)

Recently all the mails that my clients are sending from one of my servers started to go straight to the SPAM folder. After a quick search using http://multirbl.valli.org it came clear that it's ...
1
vote
1answer
38 views

Can I add a limit to a specific SMTP user with Amazon SES?

I recently requested a limit increase for Amazon SES and was given a sending limit that's higher than I'd like. Is there a way I can set reasonable sending limits for each SMTP user? I've read the ...
0
votes
1answer
5 views

Windows Server 2016 - VPN timout on certain websites

First of all: I'm quite unexperienced with windows server and vpn so be patient and just tell me if I'm lacking important informations. Expected setup: I've got a Strato-Server (Windows Server 2016) ...
0
votes
1answer
16 views

Is connection to Bastion Server Open to Anyone

My team uses a Bastion Server as a tunnel server to secure our AWS EC2 instances. The connection to Bastion was configured based on this article. To the best of my understanding, the Bastion server ...
0
votes
0answers
26 views

500 OOPS: SSL: cannot load RSA private key

I am trying to debug a FTP server. I am currently getting $ sudo /usr/sbin/vsftpd 500 OOPS: SSL: cannot load RSA private key FTP connections are being refused. This is that status of from systemctl: ...
0
votes
1answer
17 views

Nginx Reverse Proxy with multiple servers

Here is my situation: I will have one server running nginx, and two servers running apache + tomcat I am NOT trying to do any load balancing. What I need to do is setup nginx to proxy connections ...
0
votes
0answers
9 views

Exim default sender address

I would like to set a default MAIL FROM address for my Exim MTA in order to not specify it explicitly when I send an email. Currently, I send an email like this echo 'test mail' | mail -s test -r ...
0
votes
1answer
31 views

stale mount on linux

I am running CentOS 6.9 and randomly one of the nfs mount goes stale and in the log/messages I see the message "server not responding, still trying". Forcing the mount does not work and neither reboot ...
0
votes
1answer
17 views

Apache2: error in SSLv2/v3 read server hello A

Without any reason my Apache2 Webserver on Ubuntu stopped working. Every HTTPS site i want to open I get "SSL_ERROR_RX_RECORD_TOO_LONG". When I call on my server 'openssl s_client -connect www.kosa-...
0
votes
2answers
22 views

Crontab entry executing every hour [duplicate]

What does this line mean in /etc/crontab file ? 59 * * * * root rm -f /var/spool/cron/lastrun/cron.hourly

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