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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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route two interfaces that has ip of two different subnet

Yes I know it's a duplicate of many questions but I can't find my solution to them. I have a host virtual machine (ubuntu 16.04) that has two network adapters. one of them is connected to the gateway(so it has internet). but another one is just…
Hassan Yousefzadeh
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DNS bind9 server failure after forwarding

I'm setting up a dns server in a vm with Ubuntu 18.06 for school and I encounter strange behaviour when forwarding a request which my server is not authoritative for. My server asks the dns server in spcified in named.conf.options in forwarders.…
nightcrawler
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iptables-restore fails in GKE with error: iptables-restore v1.6.0: Bad IP address ""

GKE Cluster: Get into a pod (kubectl exec -ti ha-77lgb bash). root@gke-ha-pool-1-10438716-b5wj:/home# iptables-save > /tmp/iptables-save.txt root@gke-ha-pool-1-10438716-b5wj:/home# iptables-restore < /tmp/iptables-save.txt iptables-restore v1.6.0:…
Nagendra Kumar
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Why is sendmail only logging internal messages to /var/log/mail?

I'm pretty sure that in the past my sendmail (triggered from PHP) was logging messages sent from PHP to the MTA and also MTA to the recipient. Although emails are received by the recipient and I can see the logs with journalctl -u sendmail I'm not…
Antony
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How to use 1 ip to receive connections, and another to establish connections

I have a VPS with 2 usable IP addresses. I would like to use one of them to receive connections on, and use the other when the server is establishing a connection. So if the starter of the connection is not the VPS, it will use IP Address A and if…
William Carpenter
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Ubuntu set hostname via hostnamectl with multiple virtual hosts

I would like to set the hostname of my Ubuntu 16.04 to a FQDN, as I plan to install Postfix server. However I have multiple domains hosted in the web server via Apache2 virtual hosts. For example: example.com domain.com My question is, how should…
Raptor
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/etc/ directory overwritten by mistake in Ubuntu

I've a running (installed fresh) Ubuntu 16 server. By mistake I've overwritten /etc/ directory with old backup of earlier server. As of now all seems to be working fine, unless some server(Postfix, Apache2 etc) is restarted. I've yesterday's backup.…
user5858
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Why am I no longer able to reconnect to remote server

I worked fine on a remote server (ubuntu-16.04), and when I ran the command from https://github.com/ubuntu/microk8s/issues/408 to fix a bridging problem in microk8s (kubernetes) I fell into a bigger problem and which isn't my domain either. I lost…
Adil Blanco
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Websocket connection delay from Mobile App to Ubuntu 16

I've customers with Android mobiles with my app which forwards selective SMS to a Nodejs based Websocket server on Ubuntu 16. I've two set of customers and another similar Ubuntu 14 with similar app and Nodejs server. It has been working fine…
user5858
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Dell server with NIC that won't show link up

I have a dell server (PowerEdge R330) and I have just tried to liven up the second on board NIC. idrac says it is connected as does poking into the lifecycle setup on boot but ethtool says it isn't and eno2 (this is ubuntu 16.04) does not appear in…
Russell Fulton
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SFTP hangs when listing a large directory from a Windows Server 2012R2 VM

I have two machines on the same ethernet network segment: VM running Windows Server 2012R2 [sftp client] Physical server running Ubuntu 16.04.7 LTS [sftp server running openssh-server 1:7.2p2-4ubuntu2.10] When I establish an SFTP connection from…
JoeNahmias
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ufw blocking certain traffic on web server that ought to be allowed

In an Ubuntu 16.04 machine hosting an internet-facing web application, my /var/log/syslog is being flooded by messages of the sort: Jan 9 17:41:50 ip-172-31-11-100 kernel: [483324.699896] [UFW BLOCK] IN=ens5 OUT=…
Hassan Baig
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Why apache2 ocuppied too many memory and took a long time to release the memory?

I have installed ubuntu 16.04 with 16GB Memory and 8 CPU. When I start an apache program, it occupied lots of Memory and took long time to release. For example, start the program first time, the memory usage is 19%, and run the program again, it…
sky
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Set the limit of sent / received packets

My vps server provider limits me to 50,000 packets per second. After exceeding the number of packets, the link speed slows down to 1Mbit / s. Is it possible to set the ubuntu system not to exceed 50,000 packets per second?
urbciech
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NFS mount on housing user home shares not mounting on Ubuntu 16.04

The issue I am trying to resolve is a bit of a head-scratcher. I say that because the issue is consistently inconsistent and not happening on all of the Ubuntu 16.04 VMs that are hosted in our ESXi environment. I have an NSF export on my FluidFS nas…
RocketShip09901
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