Managing and using network connectivity on a Ubuntu system

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folder with IP address for name in Documents folder

I'm using Kubuntu 14.04, with the latest updates. I have two user accounts set up on this machine: richard & me. I was in richard and using Dolphin to look for a file in me. I noticed a folder in ...
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1answer
34 views

What is messing up my system clock?

Ubuntu 14.04 desktop, 64-bit I came in to work this morning and noticed that the clock on my system was off by approximately 3 minutes, as compared to the clock on my phone. That seems odd, since my ...
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14 views

can't connect to epson network printer

I have an Epson nx625 printer/scanner connected to my netgear router with wifi. Ubuntu 14.04 sees the printer but when I install epson drivers it locks up, when I install generic drivers it works but ...
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24 views

What does 'deauth_pkt1 = Dot11(addr1=client, addr2=ap, addr3=ap)/Dot11Deauth()' mean?

Can anyone explain to me what this means? deauth_pkt1 = Dot11(addr1=client, addr2=ap, addr3=ap)/Dot11Deauth()
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1answer
12 views

PPP Connection: Software Center 'Install' button is not active

I'm using PPP connection with Huawei Mobile Partner dial up software on Ubuntu 14.04. Problem is when I want to download software via Ubuntu Software Center. 'Install' button is not active just like ...
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21 views

Network manager failing to load etc/network/interface all messed up

I am having major hassles with my system, can't connect to Internet or share files, on boot I am getting the following fails: Configure network interface = fail Configure network device ...
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1answer
16 views

Port 2003 not open/listen and can't access data on Graphite

I'm on Ubuntu Server, and I've installed Graphite and shinken. First I'm trying to get working Graphite (desperatly) but without success. I've make a netstat to see if my port is open : netstat ...
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15 views

Hosting a Ubuntu Lamp Server on Virtual BOX

I have set up an Ubuntu server on my virtual box. I need to set up a static IP for Internet access for port forwarding on my router. As soon as I set a static IP I lose internet connectivity. (I'm ...
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18 views

Installed Ubuntu 14.04 LTS, Wired and WIreless connections availiable, but no/ limited internet access

Greetings Veteran Ubuntu Users! I've tried to solve the issue on my own for the better part of the weekend, but some help would be most welcomed. I'm also new to Linux based-OS. Onto the issue... ...
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2answers
11 views

Ubuntu 14.04 Hotspot automatic creation

I'm using the default hotspot interface in Ubuntu 14.04 through the network manager, but I want to automate the creation of the hotspot when the laptop is connected through Ethernet. Is there at ...
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1answer
29 views

Internet Fluctuates after Fresh Install of 14.04

I had terrible problems with my internet speed when I was on windows, and a hope for fixing it was one of the big reasons for switching to Linux. When I switched to Ubuntu 14.04, everything was ...
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15 views

VPN Not working, PPtP

today I was trying to set up a VPN. I have all the credentials and everything entered, but every time I try to connect, it says this. Here are the pictures for the steps I take to recreate this ...
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26 views

The /etc/network/interfaces ignored in image tgz

Please, i have edited the file /etc/network/interfaces and added: auto lxcbr0 iface lxcbr0 inet dhcp bridge_ports eth0 bridge_stp off bridge_fd 0 bridge_maxwait 0 i have the saved an image ...
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20 views

Host website, share files, ubuntu 12.04

I am just getting into the whole programming/networking "thing", so after making my first <HTML doc!> :) I want to put it online of course! So should I take the AiCloud down and make a static ...
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4answers
49 views

Ubuntu 14.04 dns resolution stopped working after minor update

Yesterday the internet connection was working correctly and I accepted software updates.Today I can reach the default gateway, the dns servers (8.8.8.8) but no internet address such as www.google.com ...
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1answer
22 views

IP Address Linux Containers

Please, i have a problem i try to find a solution since days i'm a beginner with linux (networking) In our cluster (10 nodes), we deploy the same image file on each node. So each node has a different ...
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1answer
18 views

Hosting a tomcat site - port forwarding

I have a desktop running a tomcat site (jira). When I go to 192.168.1.108:8080 from a device on my network I can see the site. I now want to be able to access it through internet. For that purpose I ...
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2answers
24 views

Can I change the SSH deny/allow order?

I am trying some ssh tricks and stuck on a server. Is there a way to make ssh hosts.deny read before hosts.allow?
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2answers
88 views

Ubuntu 14.04 : Cannot access internet via terminal

I am able to connect to both wired and wireless networks and able to browse via a browser. So I don't think there's any network issue. However I cannot run any internet based command from my terminal ...
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1answer
37 views

Cannot access internet from WiFi except my home WiFi!

I can't access internet from anywhere except my home! I can verify that the internet is working, I can connect and browse through my Android. Also, I can ping 8.8.8.8 and 8.8.4.4! UPDATE : I can ...
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18 views

iptables: write UDPv4: Operation not permitted (code=1)

I am trying to set up a stateful firewall using iptables. It is for use on my desktop machine. Below are the contents of my firewall script: #!/bin/bash iptables-save > ...
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17 views

Ubuntu 14.04 can't connect to my specific modem's wifi

My system connects to other WiFi networks without problem, it also connects to my modem with wired connection. But when I try to connect through WiFi, it attempts to connect for a while, the WiFi ...
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4 views

Cloudstation unable to connect to external address/quick connect

I have just done a fresh install of Ubuntu Gnome I installed Synology Cloudstation app however it is only able to connect with the internal IP address of the NAS, in contrast I have the windows ...
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12 views

Overlapping channels in WMN [on hold]

can any one explain to me what is overlapping channel in wireless mesh network? and how they solve this problem in Summary?
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13 views

Network connection problem - disconnects often

im able to browse for sometime when i connect my internet, after some time probably 20 min im not able to browse or download stops and everything in connecting state. but the network seems to be in ...
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13 views

Check if DNS-server is correct configured

how do I check if my DNS server is correctly configured? when I do this command without editing /etc/resolv.conf to DNS server's IP host 192.168.0.X I get host X.0.168.192.in-addr.arpa not found: ...
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1answer
22 views

Ubuntu 14.10 Network auto connect-disconnect problem after hotspot setup

ubuntu 14.10 showing auto connect- disconnect network after creating wifi hotspot. Please help me.
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18 views

creating a Wi-Fi hotspot without losing my internet connection

I am create a Wi-Fi hotspot using my computer(Ubuntu 12.04) from a mobile broadband connection. When I do this, I want to be able to access the internet myself and also other computers that join my ...
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26 views

adding linux client to windows active directory domain

We have Ubuntu 14.04 LTS as client in virtual manager. I have to join it in a network with a system running Windows server 2008. How can I join a Windows Active Directory?
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17 views

Nautilus “Files” window shows nothing when browsing NAS

I've just bought a NAS and I'm experiencing the following weird behaviour on Ubuntu - on two different machines, one running 14.04LTS 32bit over wifi, the other running 14.04LTS 64bit on a wired ...
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8 views

Wireless does not work on some applications on 14.04

I am running 14.04 on a Dell Inspiron 1200, so I have to use a wireless card (pre built-in WiFi). Using the card works on MOST all applications - but when I try to use it to connect Seti@Home (BOINC) ...
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1answer
19 views

Configure UFW to allow only established and related conections (on IPv4)

I want to configure ufw to deny everything except the related and established connections. On iptables I usually did : -P INPUT DROP -P FORWARD DROP -P OUTPUT ACCEPT -A INPUT -m state ...
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1answer
29 views

Ubuntu can't detect wifi, even after reinstalling the driver (BCM43142)

Recently after fiddling a bit with routers in my apartment I discovered that ubuntu can't detect my own home network anymore. It had no problems doing it for last 6 months. What I already did: sudo ...
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43 views

Installed Lubuntu alternate 32 bit ver 14.04.1 on old Lenovo S10 - no wireless

I am completely new to lubuntu / ubuntu. I've installed "lubuntu 14.04.1 alternate" (CD version, as I could not get laptop to boot from usb) successfully on old Lenovo S10. It will network via ...
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1answer
17 views

arp-scan command displays (Unknown)

this command sudo arp-scan --interface=wlan0 --localnet display the following results: 192.168.1.1 *:*:*:*:*:* D-Link Corporation 192.168.1.101 *:*:*:*:*:* (Unknown) why i can't see the name ...
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2answers
29 views

How to setup Multi Dhcp Server

I'd configure isc-dhcp-server and its works fine but now we are running out of range as we are exceed 255+ active devices. Current configuration: eth0: 192.168.0.1 I want to setup following things. ...
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Connectivity Problem after upgrading to Ubuntu 14.04 LTS

I use my mobile phone (Vodafone 2G) to access internet on my laptop (Dell Vostro 1015) as i was using Ubuntu 12.4 for long and only now i have upgraded to 14.4.LTS. the problem is i am not able to ...
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12 views

How to install netgear wnda3100v2?

I have a network adaptor (Netgear wnda3100v2) and I want to install it on my Ubuntu 14.10 machine. I have tryed tutorial I found online but none worked.
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Ubuntu Networking - <200mbps Need Help

after searching for hours on this site and google I have yet to find an answer to my question. Hoping to get it answered here. I've recently started using Ubuntu and Linux in general. After finally ...
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25 views

WiFi Stops Working On Gateway Z Series (Ubuntu 14.04)

After several minutes there is no internet connection on my desktop computer via Wi-Fi. Ubuntu doesn't show any kind of message that my WiFi was disconnected nor is there a signal drop, but suddenly ...
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13 views

how to make an ftp server of user files for lan network and how to access it via ftp client?

I want to setup a ftp server on laptop to access the files on other machines which are on same lan network. Can anyone help me with a guided method with IP creation for lan and internet(if possible), ...
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1answer
64 views

Ubuntu Phone network selection

hope everyone is well. I recently bought the BQ Aquaris E4.5 Ubuntu phone recently, only had it 2 days and so far so good, well until now.... In the past all my phones you had the option to have ...
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21 views

I am using Lubuntu I want to connect my machine to local area network

I am using Lubuntu (on cubietruck) and I want to connect it with my laptop (windows 8). They are on same network through WIFI. How can I do that can anyone help? I want to share my files (put them ...
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1answer
56 views

How can I connect via ssh to my ubuntu phone?

I 've tried to connect via ssh to my phone, but the phone offers only authmethod_is_enabled publickey and no user-password method. I've also changed the sshd_config in: PasswordAuthentication yes ...
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6 views

AX88179 Ethernet adapter not working properly

I recently bought an adapter with the ASIX AX88179 chip in it. The adapter seems to work, but after about one minute it gets terribly slow. I have already tried this and this solution to no avail. ...
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1answer
42 views

Why is wget much faster than downloading via Chrome?

I tried to download a gigabyted file where I got 200~300 kb/s in my browser but the same link worked in wget over 6MB/s...Is there some magic behind the command?
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56 views

Ubuntu 14.04 Lts wifi not working

My Wifi is connected perfectly with a good signal strength, but sometimes it just won't get connected or the connection is very slow and not working properly. The connection on Windows 8 on the same ...
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12 views

How to automatically connect to wifi connection after entering keyring?

After starting up ubuntu, I need to enter my keyring password, which I don't mind. What I do mind is that it is not connecting automatically to a wifi connection stored in the keyring after entering ...
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1answer
35 views

Is there a way to automatically pseudo-randomize a MAC address?

It is possible to track a person by the unique MAC address of their wireless card. For Android devices, there's an app called Pry-Fi that, among other things, constantly pseudo-randomizes one's MAC ...
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1answer
20 views

Unable to initialize mon0 interface

When I started to recover the wifi key using reaver 1.4, after writing the command root@kunjesh-Ideapad-Z570:~/reaver-1.4/src# reaver -i mon0 -b <USSID> it is giving the error Reaver v1.4 ...