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Questions tagged [ubuntu-16.04]

Ubuntu 16.04 - named "Xenial Xerus" - is a Long Term Support (LTS) release of Ubuntu Linux. Officially released on April 21, 2016, it was supported for 5 years. Extended Security Maintenance subscriptions are offered by Canonical until April 2024. Only use this tag if your question is version-specific.

Ubuntu 16.04 - named "Xenial Xerus" - is a Long Term Support (LTS) release of Ubuntu Linux. Officially released on April 21, 2016, it will be supported for 5 years for Ubuntu Desktop, Ubuntu Server, Ubuntu Core, and Ubuntu Kylin. Only use this tag if your question is version-specific. Note that the Ask Ubuntu site is specifically dedicated to Ubuntu questions.

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Redirect SSTP traffic from Ubuntu Apache2 server to internal Windows Server

So this weekend i have been working on migrating my apache2 server to a docker container which i have no issues with. I currently have a windows server with SSTP and Exchange 2016 both using port 443 for traffic. The idea is to have incoming 443…
xR34P3Rx
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Send all traffic via proxy using iptables

I use ethernet for internet on which I need to use proxy (provided by collage to access internet which is 172.30.0.13:3128). Now I created a hotspot . Now any device connected to hotspot also need to configure proxy setting. I want to eliminate that…
Akshay Garg
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Fail2ban is too strict. How to relax it a little

I'm running Ubuntu 16.04 where I've Fail2ban installed by default. Everytime I use it on a new network I get blocked after using it a little bit most probably because I access multiple subdomains within a short time. Is there a way to reduce how…
Dawoodjee
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UFW forward port to internal IP

I am running Ubuntu server 16.04. I want traffic coming in at port 80 and port 443 to go to one of my LXC containers I am running (let's say its IP is 10.20.0.100). Is it possible with UFW to have the traffic going to these port redirected to my…
OmerSakar
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apache2.conf vs mpm_prefork.conf priority

I'm running Apache 2.4.18 with Ubuntu 16. I have mpm_prefork module installed but I noticed there is two config directives for it; the settings being held in /etc/apache2/mods-available/mpm_prefork.conf and the standard if module block in…
Flatlyn
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How to exclude iptables DROP to be applied on a specific port?

# rate-limit repeated new requests from same IP to any ports iptables -I INPUT -i $ETH0ORSIMILAR -m state --state NEW -m recent --set iptables -I INPUT -i $ETH0ORSIMILAR -m state --state NEW -m recent --update --seconds 60 --hitcount 12 -j…
Houman
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nginx accepts local network connection but not external, NATed

I have an Ubuntu 16.04.3 LTS, with 2 network interfaces ***.20 and ***.30 External connections to 80,443,25,995 are port-forwarded by the router to ***.30 interface. Synopsis: nginx DOESN'T work (no connection accepted) when I try to open any page…
Michal Kupczyk
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SSSD fails to enumerate secondary Active Directory groups, "No tokenGroups entries for [user]"

I've been trying to setup Active Directory integration on my ubuntu 16.04 host using Realmd/SSSD (SSSD version 1.13.4). I can login to the box as an AD user, and enumerating groups works with the command 'getent group ,' however, the setup is not…
John Tabs
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Submit form forbidden when Enabling modsecurity crs sql injection

My site turns on Ubuntu 16, Apache 2.4, php 5.6 and I use the CMS Drupal 8 I installed the module mod_security. I activated it then I enabled the modsecurity_crs_41_sql_injection_attacks.conf. For each form, when I submit, I have an error 403…
Mohamed Ben HEnda
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sendmail not working Ubuntu 16.04 LTS

Ive installed sendmail on my server using the following commands: sudo apt-get install sendmail sudo sendmailconfig Before running sudo sendmailconfig ive added my servers hostname to my /etc/hosts. Now when I try to run sendmail it just stucks. >…
Code Spirit
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Apache ReverseProxy to Nginx shows only default localhost domain of the Nginx

I am configuring Tuleap on Apache ReverseProxy from CentOS Nginx. Tuleap is running successfully on CentOS and is accessible. After configuring the reverse proxy which i am already using for glassfish and another apache server with same…
Vipin Jain
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Service just stops

I have a serious production problem. A service running a java application on OpenJDK just stops at seemingly random times. It starts correctly, when invoked manually: sudo /etc/init.d/name start But then after an unknown while the process is…
Dennis Thrysøe
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Why is /run/nginx.pid disappearing? simply disappears from the system everyday?

IMPORTANT NOTE: I no longer need to restart the servers(my 3 VPS!) to have the pid file back in the dir /run/nginx.pid I just typed the command: sudo fuser -k 443 / tcp && service nginx start solves the problem for 24h, as the pid returns to…
Ariane Martins Gomes Do Rego
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A script runs via localhost but not via 127.0.0.1

I am trying to migrate some software from apache 2.2 to 2.4. I have it working - almost. When accessing the server via address localhost things work, but when trying to access via 127.0.0.1 some things don't. For example,…
Dženan
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Why does installing ddclient break the network on GCE and Azure Ubuntu VMs?

I have noticed that my Ubuntu instances on both Google Compute Engine (GCE) and Azure have broken network after installing and configuring ddclient and rebooting these machines. This issue does not happen on AWS. When this happens, everything looks…
PhilippNagel
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