Questions related to Ubuntu Server, and server-related packages.

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ubuntu commands to copy file from one server to another server

i need to copy files from one server[A ] to another server[B] hostname : A: 123.123 B: 456.456 username : A: user1 B: user2 password : A: password1 B: password2 file path in server A ...
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How to remove kernel from ubuntu built on openvz which hasn't completely installed

I tried to upgrade ubuntu kernel in my openvz vps but failed then I realized that OpenVZ does not allow to upgrade kernel, then I tried to remove the new kernel, but failed, with following message: ...
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Server setup problems, am I missing something obvious?

So I've set up Ubuntu 14.04 as a LAMP. I've got it set up to do three things so far, all work fine over LAN. 1) Network printing. 2) Host a small webpage. 3) Act as a minecraft server. I've ran a ...
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Use Aptana Studio 3 to edit files on Ubuntu Server 14.04 LTS

I have recently installed Ubuntu Server 14.04 LTS on an old laptop. The server is set up to the best of my knowledge complete with Webmin and PHPmyadmin and I can access the default "It works" Apache ...
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1answer
38 views

Ubuntu server and ubuntu with netbeans remote connection: upload permission denied

I have a project on a remote server (ubuntu server 15.04). I can download my files from /var/www/html with no problem. But I can't change and reupload them. I get permission denied when renaming a dir ...
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Configuring hostname and FQDN with multiple virtual websites

I am currently setting up an Ubuntu server to host some simple Wordpress sites. During the initial install I choose a LAMP configuration. So far I have a number of virtual Wordpress sites setup and ...
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29 views

I can not save data to MySQL when is tomcat running

I have tomcat 7 and mysql 5.5.46. On my tomcat is running simple application which reads data from mysql. I have another java program that stores data in to mysql. When running tomcat and java ...
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1answer
24 views

Keepalived: Interface queue is empty

I installed keepalived on two Linux Server (Ubuntu 14.04) Konifg File: ! ConfigFile for keepalived global_defs{ vrrp_instance VI_1 { state MASTER interface eth0 ...
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63 views

blank screen on ubuntu server 14.04 on PC

I am a new friend in linux / ubuntu social. I want install a ubuntu server 14.04 on my PC with below specification. https://www.asus.com/Motherboards/Z87C/specifications/ - CPU intel core i7 3.5 - ...
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49 views

Samba client login to home directory failed as “NT_STATUS_ACCESS_DENIED”

I have a Ubuntu 15.10 installed in the virtual box on my Windows 7. Today I tried to install samba server in the Ubuntu and shared some user home directories to window. But I failed. This is my ...
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22 views

SMB encryption for connection from internet

I use Ubuntu Server 14.04 LTS with all updates and use built-in Samba 4.1.6. Because I use Samba from internet, I set smb encrypt = mandatory. This is fine, works great (even if I see login name when ...
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How to recompile linux kernel and make an iso installation for ubuntu

I want to install Ubuntu server 14.04.3 on a my server which has an intel PCI-E 10 Gigabit* network card. The installation wizard does not detect this network since the firmware is not available on ...
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22 views

Using multiple SSH keys

I have an Ubuntu 14.04 server with one SSH key set up. Connecting with that key works as expected, no problems. I'm trying to add a second key, however, and I can't get it to work. My authorized_keys ...
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15 views

Own Ubuntu one Server

Since the the Server-Side Code from Ubuntu-One is OpenSource. Iam interesting in playing around with an own UbuntuOne Server. I like the Idea and in my free time iam an Ubuntu fnatic. Since iam not ...
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NFS performance issues, freezing, not connecting

Ubuntu Server 15.10 with NFS server on it sharing using: cat /etc/exports /nfsexport/Common/ 192.0.0.0(rw,nohide,no_subtree_check,sync) Server runs at max 5% memory and CPU usage. There 3 LAN ...
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1answer
22 views

Samba #networking

I have some issue with linking up 2 subnet to a folder. I have 2 PC with different subnet go through a same switch. example PC1: 192.168.28.2 PC2: 192.168.10.2 They both need to access a folder, i ...
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1answer
40 views

SSHFS - auto reconnect

I have an SSHFS mount that I can connect using the command line: echo myPassword | sudo sshfs user@home.address:/ /media/NAS -p31337 -o workaround=rename -o password_stdin -o allow_other which ...
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12 views

Not receiving mail asides from mail command

I recently setup a mail server in my Ubuntu Server, I am able to connect to it throw RainLoop (webmail) and throw desktop apps, the problem is that my mailbox appears as empty, also, when I send an ...
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1answer
91 views

MAAS: Failing commissioning (Ubuntu 14.04 MAAS 1.8.3)

I have spent days on this. It's likely something simple. I've tried booting from ISO and creating MAAS, I've tried clean installing and following the openstack instructions for a clean install of ...
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9 views

Configuring Ubuntu Server to use domain [duplicate]

Recently I bought a domain name (got tired of using NO-IP) I already have it working by setting the DNS to my server's IP with a DynamicDNS client, everything's working fine, but I read some articles ...
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35 views

server crashed: CacheFiles: Assertion failed

I am running ubuntu 14.04 as a virtual machine on a physical server. The vm crashes every several days. Every time it became slow first and then after several hours became total irresponsive. Here is ...
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1answer
52 views

Vagrant ssh (terminal freezes)

I have virtual machine with vagrant and ansible, when i connect to virtual machine with vagrant ssh, the terminal always freezes if i don't type something, the terminal is freezed. I can't type ...
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2answers
40 views

Forward port from 80 to 9000 not working

I'm trying to host an app on Ubuntu 14.04 and want to redirect traffic from 80 to 9000. sudo iptables -A INPUT -p tcp --dport 80 -j ACCEPT sudo iptables -A INPUT -p tcp --dport 9000 -j ACCEPT sudo ...
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3answers
99 views

How to put my server on the internet? [closed]

I have an Ubuntu server working fine in the Intranet and I need to access my files from the internet. I read forums and don't understand them well. Have an easy way? Security is not the priority now.
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131 views

Unable to start Mysql 5.7

I am having the following error: Not connected : Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) This is what is in the log files: /usr/bin/mysqladmin: connect ...
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70 views

How to install Cisco VPN client on an Amazon EC2 server running 14.04

I'm currently using an Amazon EC2 server - the basic, free version - running Ubuntu 14.04 for my work. Most of the time I use it for automated web scraping tasks and this works pretty great at the ...
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mysql-client : Depends: mysql-community-client (= 5.7.10-1ubuntu12.04) but it is not installable [duplicate]

I have tried to upgrade my mysql in 12.04 from 5.5 to 5.7 but after removing 5.5 I had to add 5.7 to apt. However when I did apt-get install mysql-server it asked me to install 5.5 again. So I did the ...
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1answer
46 views

Multiple NIC's, Multiple Subnets, and Multiple Gateways

It's time to ask the pro's, as I have read all of the answered questions, tried numerous suggestions for related questions on the forums and I cannot seem to get this right. Question: How to allow ...
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2answers
75 views

How to ssh into a server running on a home network, behind a router?

Okay, so I have a PC in my home network, running Ubuntu on a VM with openssh server installed. How can I remotely access it from another computer outside the home network, using the internet? What ...
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1answer
38 views

Do I need iptables if only two ports are open to the public?

For a special task I have a root server running Linux Ubuntu 14.04. The server has a very minimalistic installation with ssh on a non-standard port and no root access. Basically the servers primary ...
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1answer
53 views

Vagrant up (with Ansible) problems. Failed to boot the virtual machine

I'm using ubuntu 15.04, and i wanted to install vagrant with ansible. When i vagrant up i get the following error message: This is my vagrant file ==> default: Successfully added box ...
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1answer
25 views

Ubuntu desktop 12.04 and virtualbox - is it possible to set mobile resolution ? ( e.g. 1440x2560 )

I installed ubuntu desktop 12.04 with guest additions on virtualbox. I try to set resolution with custom /etc/X11/xorg.conf config. Section "Device" Identifier "Device0" Driver ...
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1answer
38 views

Ubuntu machine not responding to ping from Windows machine on same network -2

I have already read and tried the solution in Ubuntu machine not responding to ping from Windows machine on same network , it does not work for me. Here are my configurations : Windows : IP: ...
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2answers
40 views

Samba share mounts have wrong permissions

In my /etc/fstab I have multiple lines similar to //myserver/myshare /media/Server/myshare cifs credentials=/home/myuser/.smbcredentials,iocharset=utf8,sec=ntlm 0 0 However I can't access all the ...
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2answers
21 views

Run service with previledges of another user?

I want to host a CouchDB but heard that it might be wise not to run it as a root but create an own user for that with little privileges as possible. How can I achieve that? When I just install ...
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1answer
29 views

Creating virtual hosts for a domain and subdomain on ubuntu

I have two versions of applications running on an apache server.Now I have to point one to the main domain viz www.example.com and the other to a subdomain mysite.example.com. The challenge I am ...
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30 views

How to get hid-logitech-dj working for server install

I know this is a bug and the driver was left out of the install but I have cut the cord many years ago and have 0 wired keyboard/mice around. How can I get Ubuntu Server installed with my wireless ...
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1answer
37 views

Sync files between folders and keep the latest version

I run 5 Source Dedicated Servers from the same Ubuntu box, and want to make it so the bans and admin lists sync across them all. The bans are stored in the banned_user.cfg and the admins are stored ...
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trying to connect ubuntu with windows xp using samba server

I am facing the following problems when I am using samba server to share folders between Ubuntu 14.04 and Windows XP. First, I create two folders in Ubuntu then share it to a local network by using ...
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Nslookup returns correct ip, ping and everything else doesnt

At this point, I'm completely stumped. I can run nslookup: unpriv@jsg-web:~$ nslookup google.com ;; Truncated, retrying in TCP mode. Server: 8.8.8.8 Address: 8.8.8.8#53 ...
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1answer
91 views

ssh connection closed right after login – Exit Status -1

I've been getting this error recently from a server that I admin, not sure what is going on. Here's the output of a -vvv login: ssh -vvv user@server OpenSSH_6.9p1, LibreSSL 2.1.8 debug1: Reading ...
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24 views

IP tables routing connected teamspeak clients

On a hosted ubuntu server VPS I host a teamspeak server. Is there anyway to use IPTables to force a connected client to join a different server by forwarding them to the IP? For example Teamspeak ...
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1answer
47 views

Setting the name of a machine

I've built a machine with spare parts with the intention of using it like a home server, but it does something I didn't expect, it adds ".local" to the hostname, so I can't access to it with the name ...
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1answer
33 views

Just simple file syncing for ubuntu

I'm just a new guy with Ubuntu VPS. I've a simple purpose to solve. I've a gameserver to manage, I've some friends that develop files with me. Is there any way I can give them some files, folders to ...
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56 views

UFW is not logging (port scan with nmap)

This is the output of sudo ufw status verbose: Status: active Logging: on (low) Default: deny (incoming), deny (outgoing) New profiles: skip To Action From -- ...
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1answer
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Milter-greylist socket always owned by root?

For some reason, the socket used by milter-greylist is always owned by root, whilst it should be owned by the user milter-greylist runs at. This is all installed from the repos, under Ubuntu Server ...
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qsub doesn't submit jobs and qlogin can't start interactive shell

I'm a newbie in SGE cluster management, and after adding a new user to the cluster, it seems it can neither submit jobs with qsub nor start an interactive shell with qlogin. I guess it might have no ...
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2answers
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Is it possible to install 64 bit ubuntu desktop/server to a Compaq Mini 110? [duplicate]

I have a Compaq Mini 110. I can install 32bit version of Ubuntu desktop and it works fine. But when I try to install Ubuntu server 32Bit/64Bit or Desktop 64Bit, the screen freeze after choosing ...
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Why are NAT&Kernel IP Forwarding not working?

I'm trying to forward all traffic from tun0 to eth0,below is my interfaces: eth0 Link encap:Ethernet HWaddr 12:57:6e:6a:74:85 inet addr:172.31.32.133 Bcast:172.31.47.255 ...
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Permissions for second HDD

I'm new to Ubuntu and have just installed Ubuntu Server 15.10 and want to use it as a file server shared by a group of users using Windows 7/8/10. The users are set up on Ubuntu with the same un and ...