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8 views

Is there an alternative for the error_page 497 option from nginx for haproxy?

When using nginx I can just use the 497 error code specific to nginx 497 HTTP Request Sent to HTTPS Port and redirect to https with this rule: error_page 497 https://$host:$server_port$request_uri; ...
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0answers
9 views

How to create read only and shared folders for multiple users SFTP?

Using the steps mentioned in this link I am able to setup a basic SFTP server and create 2 users customer1 and customer2. And each will get their own root folders. Is there anyway to create shared ...
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1answer
10 views

Nginx location matches the both subdomain and domain

I'm going to serve a webapp only on my subdomain admininstration.example.com but it is accessible from example.com too. This is my nginx config: http { server { server_name = _; listen 80 ...
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14 views

Which protocol would be more useful to me?

I have an ethernet driver and lwip for the stm32. I have a simple ethernet system with stm32 and ethernet switch I can ping the device successfully. I want to receive data like serial port and send ...
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5 views

How to remount a lost sshfs in a docker container

I have a mounted volume in my docker container filesystem which is itself a mounted sshfs on my host. The thing is when (for a reason or another), my sshfs mount is lost, I also loose my volume in ...
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0answers
13 views

robocopy doesn't remove attributes from copied folders

I try to use robocopy to copy all userdata from : "C:\Users" Command: robocopy /b /e /xjd /sl /a-:RSH /r:1 "C:\Users" "E:\backup" In the User directories are hidden ...
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0answers
5 views

debian 10 (buster) boot time PCIe bus error

While booting system I get below error: Jul 02 16:36:33 SudhirPC kernel: pcieport 0000:00:1c.5: AER: Corrected error received: 0000:00:1c.5 Jul 02 16:36:33 SudhirPC kernel: pcieport 0000:00:1c.5: PCIe ...
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0answers
4 views

Why is mysql failing on boot, but not after restarting using galera?

I'm using mysql and I've setup a galera cluster with two machines. I have a problem where after I configured galera using the config bellow, and rebooting the machine, mysql fails to start and because ...
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5 views

How can I configure Supervisor to use a variable for command directory?

I am using supervisor to watch my laravel queue and restart on failure. I followed the instructions in laravels documentation to install and configure the service. This configuration works correctly: [...
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0answers
4 views

How to set Firewalld rules on first time and don't harm your self?

I'm running the server on CentOS and Nginx (nodejs application). I am experiencing too many connections to my mysql database and website goes down. My iotop log shows me that mysqld is taking to much ...
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0answers
10 views

iRedmail cannot send Email to outside networks “Connection timed out”

After a successful installation of the mail server with iRedmail installer, I cannot send Emails to the outside networks. I can successfully receive mails, but I cannot create a new mail (to the ...
1
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0answers
15 views

Why am I getting a 400 BAD REQUEST error for simple GET request?

I'm using an old programming language (Adobe's Extendscript). It has a simple Socket object to send TCP/IP requests. The following lines always used to work for me: reply = ""; conn = new ...
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0answers
7 views

“Attempted to use Snappy compression, but Snappy is not installed” on Ubuntu VPS

I have set up a new VPS via Digital Ocean and have installed MongoDB V4.2.8 on an Ubuntu server 18.04 release as per the official Mongo documentation. I'm using Compass version 1.21.2. I have managed ...
1
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1answer
10 views

SAMBA netstat local address 0.0.0.0

Trying to run samba AD DC but I'm stuck. After created domain provision, I defined resolv.conf: cat /etc/resolv.conf nameserver 10.99.0.30 search example.com Service running: samba-ad-dc.service - ...
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0answers
13 views

Performance testing tool for RDP (Mac os)

I am having a VDI setup Tools used : EC2 instance(centos 8), XRDP, XRDP is a free and open source, simple remote desktop protocol server based on FreeRDP and rdesktop. It uses the remote desktop ...
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0answers
11 views

Mysql won't start after a failed SQL import

The Problem: I'm trying to import a 44gb SQL file into my local machine on Homestead (a vagrant box, virtual machine). It keeps failing! I imported a 22gb version of the same database (from an earlier ...
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0answers
14 views

I would like to know the checksum value

I want to check the error using CRC. If the polynomial is G(x) = x6+x+1 and the transmitted data is 1011010110, what is the checksum of the message?
1
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1answer
25 views

Why does my A record get ignored and how to set up own DNS server?

I am trying to set up my own dns server on Ubuntu 18.04 using bind9. I installed the needed packages and have following files under /etc/bind named.conf include "/etc/bind/named.conf.options"...
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0answers
11 views

Kubernets-Cluster communication fails when spanning across class B and C networks

Our production cluster is running fine on k8s 1.12.3-rancher1-1 having several nodes in two different networks: 192.168.225.0/24 (2) and 172.30.0.0/24 (6). When upgrading the cluster to any newer ...
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0answers
4 views

use nethogs in a script

nethogs is a great utility to monitor network traffic by process. However, it is "interactive" and not suitable to be used in script... How can I achieve the following using nethogs or ...
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0answers
4 views

Require multiple group membership in Google cloud resource permission

Is it possible to set up an access permission on GCP resource that requires multiple roles/permissions/groups membership? Basically, have a logical AND for permissions. IAM "conditions" ...
1
vote
1answer
20 views

GCP TCP Load Balancer has open UDP port 1900?

on GCP we are using an internet facing TCP Load Balancer in front of our Kubernetes cluster where our application runs. The TCP Load Balancer is configured to forward ports 80 and 443, TCP obviously. ...
0
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1answer
17 views

HTTP authentication with public/private key pair

I'm looking for a way to authenticate clients/users at a web server with public/private key pairs and already read this question: Public key authentication or similar over HTTP/HTTPS? The answers are ...
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0answers
6 views

Count active Domino users (notes client, web)

What would be proper way to count active users for last N days? By Active users I mean user who recently connected to Domino server via Notes client or web browser. I am not interested in all users ...
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0answers
10 views

curl: (60) Peer's Certificate issuer is not recognized

I have the following error when I try to curl a server : curl -u User:Pass 'https://mydomain/remote.php/dav/files/User/Folder' -X PROPFIND --data '<?xml version="1.0" encoding="UTF-8&...
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0answers
12 views

Can I use wildcard in Performance Monitor on windows server?

I have a batch job which has performance issue, I would like to use Performance monitor to get some information. the troubles are: this job could start between at 1 am - 3am , I would like to avoid ...
0
votes
1answer
16 views

How should I interpret disk IOPS listed by cloud hosting providers vs. those listed by drive manufacturers?

When I look at disk (block device) storage options from various cloud hosting providers, I usually see numbers such as : Google Cloud (Zonal SSD) : 15.000 - 100.000 read IOPS OVH Cloud : (High Speed /...
3
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0answers
7 views

Override template homedir on FreeNAS 11.3 joined in Active Directory

I've a FreeNAS 11.3 joined in Active Directory and everything works as expected. But one feature that I'm really missing is some kind of override on mapped home directories for users. By default the ...
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0answers
7 views

the class name being used is unknown or incorrect. 20044 [closed]

I'm trying to configure DHCP failover on all of my scopes to another Serenter image description herever 2012R2 with DHCP installed. But when I try to configure DHCP failover, it comes with this error: ...
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0answers
8 views

CIS benchmark differences between 20012R2 to 2016R2 [closed]

I'm looking at hardening with the CIS benchmarks for Windows Server 20012R2 and 2016R2. But, after looking at the two benchmark documents(registration required - sorry) from CIS, the 20012 document ...
0
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1answer
46 views

converting nginx from http to https

i am hosting a website on aws lighsail server. it is single server and i am running 4 docker container on it. 1-nginx , 2-node js, 3- spring bot, 4 - mysql. As for now my website is loading great with ...
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0answers
18 views

FreeRadius 3 + sqlippool

I have a basic configured FreeRadius in conjunction with Postgresql and Mikrotik. The SQL module is configured correctly and PPPoE authorization through the database works. I need to connect and ...
1
vote
1answer
21 views

Received 0 SUCCESS signal(s) out of 1. Unable to satisfy 100% MinSuccessfulInstancesPercent requirement

I am running this template in cloud formation to create auto scaling in ubuntu-18.04 machine and it will rollback the all instances automatically that is created by this template and giving such error ...
0
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0answers
19 views

is running smartctl safe?

I cant seem to find a super easy answer for this and I am sure that RTFM applies here but I am hoping this question, asked simply, will also help many other noobs out there. I am running freenas and ...
0
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0answers
11 views

Tomcat servlet will not complete websocket connection

I am moving a set working servlets from one server to another Old server, Centos6, Apache 2.2, Tomcat 9 New Server, Centos7, Apache 2.4, Tomcat 9 I have about 5 servlets running from the old server ...
0
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0answers
10 views

outdated security configuration with Let's Encrypt certificate in Windows 7 IIS [closed]

We've setup a web site by using Windows 7 IIS for internal use, since we may need to access it from Internet, thus we add Let's Encrypt certificate for safety, but when we browse the web site, Google ...
0
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0answers
15 views

Connect to VMs via ssh from outside, with host under VPN

I have some QEMU/KVM machines (1,2,3) running ssh on port 22. I forward the ports to 22221, 22222, 22223 and I can connect to them using host _ip:2222X. I followed this tutorial to achieve this. Now, ...
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0answers
12 views

libvirt with qemu/kvm guest, guest can ssh to host and vice versa, but failed to samba or ftp to host [duplicate]

I am running libvirt/qemu-kvm on Fedora32, guest OS is CentOS7. I use 'nat' mode virtual networking. root@fedora ~]# virsh net-dumpxml default <network connections='1'> <name>default</...
0
votes
1answer
23 views

Dell Poweredge R710 “System Services update required”

We just bought a refurbished R710 and upon trying to boot into the system services, it said that system services was disabled, so we booted into the iDRAC6 configuration utility and enabled the system ...
0
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0answers
12 views

How does a server distinguish the FormsAuthenticationTicket cookie (C#)? [closed]

I have got forms authentication working in my website. But one thing I don't understand. I had a test website and a production website, both using identical database and code. When I logged into the ...
0
votes
1answer
32 views

When joining a domain, why doesn't Microsoft provide the option to key in Domain Controller's IP Address?

I'm learning about Active Directories. I understand when a computer wants to join a domain, it needs to change his DNS settings to that of the Domain Controller IP address. Then only it can see the ...
0
votes
0answers
14 views

Chrome “Secure DNS” setting in v83 breaks access to internal websites [closed]

I have found that if I attempt to access a web based service internal to my home network then Chrome will fail to properly resolve the URL. An example would be if I were to try to browse to my Plex ...
0
votes
0answers
12 views

TCP: connect to [AF_INET] failed: Unknown error

I am trying to connect my computer to a OpenVPN server setup on a desktop. I am getting an error: TCP: connect to [AF_INET]<IP>:<Port> failed: Unknown error Where <IP> is the IP of ...
0
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0answers
9 views

How tuning Apache performance and less timeout

I have a server in these features have a server in these features : - Intel Xeon E5-1630v3 - 4c/8t - 3.7GHz /3.8GHz - 64GB DDR4 ECC 2133 MHz - SoftRAID 2x480GB SSD - 250 Mbps Bandwidth I'm ...
1
vote
0answers
15 views

Avoid dnf update modification of /etc/php-fpm.d/www.conf

Yesterday I ran dnf update, which updated various php packages. I discovered some values that I had customized in /etc/php-fpm.d/www.conf were reset after the update. Specifically, I had these 3 ...
0
votes
0answers
8 views

Is ed25519 well supported for the DKIM validation?

Based on the Exim4 docs I have the following script: #! /bin/bash -- ED="dkim_ed25519_$(date +'%Y%m%d')" RSA="dkim_rsa_$(date +'%Y%m%d')" ## Generate private key openssl genpkey -...
0
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0answers
11 views

Can't attach Docker container to overlay network

I'm trying to replicate a production environment (CentOS 7) on a macbook, the environment consist basically of several docker swarm services that interact with a couple of databases. These databases ...
0
votes
1answer
19 views

While SSHing into my VPS, it will keep disconnecting the connection after few minutes of inactivity [closed]

I SSH into my VPS and do other stuffs on my computer side by side. If I don't enter any command in VPS for a few minutes it will disconnect me. Entering password and then reconnecting again and again ...
0
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0answers
13 views

Locked out of SSH on Debian server via hosts.deny

I seem to have locked myself out of my Debian server. Through a series of unfortunate events, I set the contents of my hosts.deny file to: ALL: ALL I can't tell you what I was thinking. Additionally, ...
0
votes
1answer
13 views

AWS - Unable to access console - Not receiving MFA SMS codes

I am receiving SMS messages from other senders. However, I am not receiving any SMS codes when I try to login to the AWS console and it indicates that it is sending them to me. There is no AWS support ...

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