This tag covers anything related to home networking, errors using the official repositories, clouds and system administration. This tag also covers simple internet access issues.

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kubuntu 14.04 - wireless connects but cannot ping or navigate

I just installed kubuntu 14.04. Wi-fi scans correctly the networks, connects correctly via WPA to the wifi network, but can't ping 8.8.8.8 or navigate. Any hints? Here follows a report: ########## ...
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16 views

Wifi[Model:MT7630e] and Bluetooth not working on Ubuntu 14.04 LTS

I am using HP Pavilion 15 -no11tu which has been awarded the status of Enabled for Ubuntu. i.e. all the hardware are certified by Ubuntu but still no drivers available. The Same problem was with ...
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0answers
15 views

LAN Network won't connect(13.10 and now 14.04)

I have a problem that I can't conet to my network on Ubuntu 14.04(also not working on 13.10). It's a TTLS/PAP authentication, and it worked just fine on Ubuntu 12.04. Thank you
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17 views

Port issue while doing telnet

I am facing some issue while doing telnet on my VM (Ubuntu 12). I've configured service in xinetd.d and restarted xinetd service. But don't know why facing issue while trying to check if port opened ...
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0answers
24 views

VirtualBox: Simulate network and DHCP Server - cant reach hosts

I have 4 Virtual Machines with VirtualBox and I want to set up a virtual network like this: The VMs have multiple eth interfaces using "Internal Networking" mode in Virtualbox. My goal is to be ...
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0answers
35 views

Only HTTPS sites are opening

After updating my Ubuntu 13.10 on 14 April 2014, I am not able to access HTTP sites while HTTPS sites are working perfectly both in Firefox and Chrome. My OpenSSL is built on: Mon Apr 7 20:33:19 UTC ...
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6 views

PPTP VPN won't reconnect after faluire

I configured a PPTP vpn in /etc/network/interfaces this way: auto tunnel iface tunnel inet ppp provider server1 The link is correctly broken up on boot or when I issue ifup tunnel, but when it ...
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0answers
11 views

Start wicd before waiting for network configuration

I have a small, usually headless media server at home, and I'm attempting to change its primary network interface from wired ethernet to WiFi. To that end, I installed wicd, which seems to be great ...
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2answers
9 views

How do I with ufw deny all outgoing ports excepting the ones I need?

I did the following: ufw default deny outgoing, sudo ufw allow out 80 which I thought would let me use the Internet but didn't can y'all help? Also are there any other ports used by Ubuntu for which ...
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0answers
19 views

How do I connect to internet?

i have installed 12.10 in my laptop pc. but i am unable to connect to internet. it automatically gets disconnected after a minute. moreover everytime i use to download anything from ubuntu software ...
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1answer
33 views

Ubuntu server 12.04 LTS Network problem

Ok everyone, I am "sorta" new to ubuntu and am now running a Ubuntu 12.04 LTS server. I did a basic install of 12.04 lts 64-bit. After initial boot I logged in and ran 'sudo apt-get update'. After ...
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13 views

Cannot scp/rsync into live cd [duplicate]

I'm trying to scp into a box running 12.04 32bit livecd. The machines are connected to same switch & can ping each other just fine. I use the usual args, eg- scp -rp ...
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23 views

IP address not displaying corectly [on hold]

Someone brute forced into my Ubuntu computer so I wanted to have my IP changed. I called the ISP, but they said they have no control over the DHPC servers for their company. I turned off the modem ...
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1answer
29 views

How to edit /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts and similar files and why they can (not) be edited

I a trying to edit the following file (ls -alstr output): 0 -rw-r--r-- 1 root root 0 Apr 15 17:07 /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts Unfortunately, if I try to edit it with vim or simply ...
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0answers
15 views

Ubuntu Version too old for WPA/WPA2? [on hold]

I am using Ubuntu 7.04 on an "ThinkPad Z60t" for tests and now want to connect to my WLAN-network. The problem is that I am not able to select WPA/WPA2 but only WEP hexadecimal/WEP ASCII. I assume ...
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1answer
14 views

Connect to other network to use git repo

I have used Gigolo to create a bookmark/mount for a drive that I named engineering. How would I be able to access this using the command line? When I click on anything under Computer I can find a ...
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13 views

Disable 802.11n for a specific network

I was having some problems with the wifi connection with a specific router, and solved them completely by disabling the the n standard: sudo modprobe iwlwifi 11n_disable=0 This network is a network ...
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0answers
41 views

Wifi is not working, host with no internet connection [on hold]

I built a 4.4ghz amd with 32g ram and 1tb hd along with a secondary 240g ssd for my gaming. This is my ABSOLUTE first time utilizing and attempting to run a non Microsoft Windows OS. Now, the ...
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0answers
17 views

Ubuntu 12.04 LTS no network manager after installing

I have downloaded Ubuntu 12.04 LTS for the first time and cannot get connection to the internet as the network manager has not been installed. (32 bit laptop) I have tried several options including ...
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0answers
16 views

Not able to connect to Tata Photon PLus on Ubuntu 12.04.2

It seems recently there was some upgrade of Tata Photon Plus and now we need to give Dailer Pin Code '0000' to enable it before it can be used. Due to this, I am not able to use Tata Photon Plus on my ...
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0answers
15 views

Cannot change printer name (WERR_ACCESS_DENIED)

I am having MAJOR problems trying to network-share a printer I have connected to my Ubuntu machine (the rest of the machines on the network are all various versions of Windows). I've been tangling ...
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2answers
29 views

neither kubuntu 13.04 nor ubuntu 12.04 can detect network (wired/wireless) activity

Thanks for reading, i have an HP mini 110-1030LA, it had Windows XP, tottaly functional, a little slow but funtional, i decided to install kubuntu saucy (32 bits), everythings seems to be better, the ...
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0answers
14 views

802.1Q VLAN Tag - is possible to set without editing config file?

Is it possible to make tagged vlans to be shown on network-manager like PPPoE connections? My computer is a laptop so I can't add another Ethernet card and now I must edit config file to ...
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1answer
33 views

ufw firewall disabled - How to turn it back on?

I am using Ubuntu 12.04 and just recently noticed, that my ufw-firewall is turned [off]. I know It's turned [off] by default, but when I set Ubuntu up, I turned [on] the firewall with: sudo ufw, but ...
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1answer
20 views

How can I disable the network status notification bubbles?

I'm using the latest version of Ubuntu, with a Wi-Fi adaptor that Ubuntu detected flawlessly. When the internet drops out, Ubuntu gives me a notification bubble in the top right of the screen, e.g. ...
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0answers
16 views

Local share access problem

since my last boot I've been having a weird issue: I can easily access the internet, and ping various websites, however I can't ping any address on my local network. I'm running Ubuntu 13.10 with ...
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1answer
23 views

How do I configure a machine to respond or not respond to ping requests?

How can I manage my Ubuntu machine so it doesn't (or does) respond to PING (ICMP ECHO_REQUEST - type 8) requests? Normally almost all computers in a LAN network respond to ping with an ICMP ...
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0answers
26 views

some websites not loading in ubuntu 13.10 [duplicate]

when Iam trying to opening websites,the sites not loadig in but the same are loading in windows.the sites are www.speedtest.net,www.passportonline.gov.in
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21 views

Ubuntu 13.10 network doesn't work at all

i use ubuntuy 13.10 + gnome. When i load my laptop wired and wireless doestn't work at all. ifconfig showes me only Loopback, i try to turn on my wi-fi using hotkeys on the keyboard, but it don't ...
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1answer
53 views

Unable to connect to Ubuntu from a remote machine

In my Ubuntu I installed tomcat and deployed web application.I started tomcat and trying to access from windows like below: http://<54.85.125.1:8080>/manager I am getting output like this: ...
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1answer
17 views

How to resolve the DNS locally when there is a proxy configured?

If I configure the proxy, under Settings -> Network -> Proxy, and then try to access "http://google.com", the name resolution (IP of google.com) will happen there, at the proxy server but... How can ...
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0answers
23 views

How do I config wireless Ubuntu 12.04 Dell xps410 [on hold]

How do I set up wireless? I've entered the security, network name under ssid.
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0answers
16 views

Port forwarding to a shared internet connection?

I have a computer being shared a wifi internet connection over ethernet, and I'm trying to run a server off it. However, when I try to port forward in my router settings to the IP in it's Connection ...
2
votes
1answer
21 views

ssh -L (error: bind: Address already in use)

Pretty simple, I know that this has happened to me before. Couldn't find a good answer on AU. I was running an ssh session with ports bound: ssh -L 3000:<server_name>:22 I just lost my ...
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0answers
20 views

Opening ports won't work?

So I have internet connection sharing set up and I'm getting wifi on 1 computer, and sending it thru ethernet to the other, and I'm trying to run a server on the one w/o wifi. That would work I think ...
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0answers
22 views

Roblox works on my Ubuntu PC! But I have a problem. How do I delete? [on hold]

Andrei here. I have some trouble! ROBLOX Works on my PC! But I have a problem. How do I uninstall? When I try to uninstall, It deletes my Home folder! That makes me throw the computer through the ...
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1answer
20 views

How does the installer know what machines are on my network?

I have a home network with a few linux boxes and a Windows XP laptop. I shut down a Centos machine, removed the hard drive, installed a new hard drive, and then started a clean install of Ubuntu ...
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1answer
36 views

I have network problems with kubuntu

I recently installed kubuntu and for some reason its not picking up on my wireless network. Im sort of new at this so please try to keep it as simple as possible. Thank you in advance.
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1answer
28 views

Web page loading problem on RealTek Semiconductor RTL8168/8111 PCI-E Gigabit Ethernet NIC

I have a problem with my network (RealTek Semiconductor RTL8168/8111 PCI-E Gigabit Ethernet NIC) on Kubuntu (Live CD). I wanted to install Kubuntu, so I tested the web browser using the Live CD, but ...
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0answers
10 views

Multi sim dongle not getting started always

I have a multi sim dongle of Telenor. Previously it was tata docomo single sim dongle. Now i converted it into multi sim dongle. The problem with my dongle is that it works fine in windows 7 always ...
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votes
1answer
31 views

Wired LAN Conncetion not working, but router says I am connected

I already looked for other questions maybe answering this, but nothing really seems to apply here. After a fresh install of 12.04, I can't get a wired connection established. WLAN works fine. What ...
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0answers
16 views

Aceessing a webserver on aws EC2 instance with custom nameservers?

I tried to run a web server on amazon's ec2 instance . When I quired it through ELASTIC-IP of instance it resolved perfectly , but whenver I am tried to do a nslookup or try to access via custom ...
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0answers
28 views

Install Dial-up modem in Ubuntu 13.10 64bit

Here is the details I got from running ./scanModem Only plain text email is forwarded by the Discuss@Linmodems.org List Server, as HTML can contain viruses. Use as the email Subject Line: ...
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0answers
23 views

Connecting Ubuntu machine to a windows ad-hoc network

I am trying to connect an Ubuntu 12.04 machine, over wifi, to a Windows 7 machine for file sharing. To do so, I have created an ad-hoc network(WEP protocol) in the Windows machine. After I enter the ...
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1answer
24 views

Redirect requests to my external IP/port to a internal IP/port?

I have a dedicated server running KVM virtualization with n public IP addresses dedicated to n-1 web-facing virtual machines. Now I'd like to set up some web-facing VM's that don't have a dedicated ...
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1answer
27 views

help connecting wirelessly lubuntu 12.04

Okay, so you will probably think I'm crazy, but I had so many problems with Windows, I decided to reinstall XP...fat lotta good that did. So I tried lubuntu, not knowing anything about it or ...
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1answer
20 views

cannot install any packages using terminal

Whenever I tried to install synaptic or other libraries like sudo apt-get install git-core, etc... it's showing errors. When it starts running but stops at 22% and also with many errors. I am not ...
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0answers
10 views

Gigabyte Z87N-Wifi Ubuntu 12.04 Wireless card not found

I recently replaced my motherboard with a Gigabyte Z87N-Wifi mobo and a fresh install of Ubuntu 12.04. The dual LAN is being recognized however I am not able to use wifi. The wifi adapter is an Intel ...
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1answer
14 views

Will it make a difference if I connect up my Ubuntu Server to the router using 'DHCP address reservation' or 'Static Routing' in the router settings?

I'm trying to fix the local IP address of my server, and as I gather (hopefully correctly) I can use either method to achieve this. The router in question is a Netgear WNR2200. I'm wondering if this ...
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2answers
27 views

Enable Networking On Trusty Server

I've just done a clean install of Trusty Tahr on one computer and transferred the drive to my actual server (I'm using an old laptop for my server, as it wouldn't/couldn't install and kept dropping to ...