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1500 questions
50
votes
7 answers

How can I remove balanced node from haproxy via command line?

I have haproxy running as my load-balancer and from the stats web interface that comes with haproxy, I can put a web server into maintenance mode (and bring it back out again) - which is great! However, I also want to be able to perform that same…
isNaN1247
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50
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2 answers

What does the suffix .d mean in Linux?

I am configuring apache and by default I have the directories /etc/httpd/conf and /etc/httpd/conf.d. What is the difference? Also you can see the suffix in many other directories like /etc/init.d, /etc/cron.d, etc...
SCL
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50
votes
14 answers

Is there any way to get APT to install packages to my home directory?

Is there any way to get APT to install packages to my home directory? I don't want to make changes system wide. Alternatively, are there any home-directory based linux package managers?
Joel McCracken
50
votes
4 answers

Why can't IPv6 send broadcasts?

IPv4 can broadcast. Why can't IPv6 do that?
user68350
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50
votes
3 answers

stop apache from asking for SSL password each restart

Using instructions from this site but varying them just a little i created a CA using -newca, i copied cacert.pem to my comp and imported as trusted issuer in IE. I then did -newreq and -sign (note: i do /full/path/CA.sh -cmd and not sh CA.sh -cmd)…
user274
50
votes
6 answers

CIDR for Dummies

I understand what CIDR is, and what it is used for, but I still can't figure out how to calculate it in my head. Can someone give a "for dummies" type explanation with examples?
Bob
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50
votes
6 answers

SSL for devices in local network

Initial question We make devices which run a webserver and the user can control some functionality of the device by browsing directly to the IP of the device. This can be a fixed IP when a direct WiFi or ethernet connection is used but in most cases…
Daan Pape
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49
votes
4 answers

Munin vs Nagios

We're currently using Nagios to monitor about 20 Linux machines (services and functional links). I just find out about Munin and I wonder if this is a Nagios replacement, or it can be used together with Nagios? I don't want to spend hours setting it…
Milan Babuškov
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49
votes
14 answers

This could be due to CredSSP encryption oracle remediation - RDP to Windows 10 pro host

Error Following Windows security updates in May 2018, when attempting to RDP to a Windows 10 Pro workstation the following error message is displayed after successfully entering user credentials: An authentication error occurred. The function…
scott_lotus
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49
votes
11 answers

Docker pull: TLS handshake timeout

I get this consistenly (Ubuntu 16.04 LTS): $ docker pull nginx Using default tag: latest Error response from daemon: Get https://registry-1.docker.io/v2/: net/http: TLS handshake timeout However curl TLS works fine (apart from the auth error): $…
Willem
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49
votes
9 answers

Is there any reason not to enforce HTTPS on a website?

A website I frequent have finally decided to enable TLS to their servers, only not to mandate it as a lot of websites out there do. The maintainer claims that TLS must be optional. Why? On my own website I have long set up mandated TLS and HSTS with…
Maxthon Chan
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49
votes
8 answers

Are zipped EXE files harmless for Linux servers?

I ran a malware scanner on my site, and it marked a bunch of zipped EXE files as potential risk files (these files got uploaded by users). Since I'm able to uncompress the files on my Mac I assume these are real ZIP files and not just something like…
Xavin
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49
votes
6 answers

How can I view active remote connections (RDP) to a Windows server?

How can I view, who is currently connected to a server (Windows 2012) with a remote desktop client? I am myself connected to this server via RDP. This question offers a solution to get IP addresses with established connections. I would be interested…
gpinkas
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49
votes
3 answers

Is there a maximum subdomain depth?

Is there a maximum allowed subdomain depth supported by webservers or browsers? For example, could a domain like foo.bar.baz.monkey.pirate.google.com cause problems?
braveterry
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49
votes
8 answers

Should I expose my Active Directory to the public Internet for remote users?

I have a client whose workforce is comprised entirely of remote employees using a mix of Apple and Windows 7 PCs/laptops. The users don't authenticate against a domain at the moment, but the organization would like to move in that direction for…
ewwhite
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