Managing and using network connectivity on a Ubuntu system

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1answer
15 views

Ubuntu 14.04 Server Startup just on WLAN

For some technical reasons, I need to have Ubuntu 14.04 Server started just with WLAN. That means, no Ethernet start up. If I do so, it always takes some more time on the start up. I mean this ...
3
votes
1answer
6k views

Ubuntu 12.04 // Likewise Open // Unable to ever authenticate AD users

So Ubuntu 12.04, Likewise latest from the beyondtrust website. Joins domain fine. Gets proper information from lw-get-status. Can use lw-find-user-by-name to retrieve/locate users. Can use ...
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0answers
21 views

Laptop connected to wifi but no internet [migrated]

For some reason my wifi has decided to stop working. I can connect to APs, I can have excellent signal strength, but I can't actually load any web pages or ping anything. I know it's my laptop because ...
0
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2answers
24 views

Unable to connect to my Ubuntu machine using Putty remotely?

I am new to Ubuntu, I have it installed on my computer (not on a virtual machine) and I am trying to connect to my Ubuntu machine remotely through PuTTY. I am getting the IP address of the Ubuntu ...
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0answers
8 views

14.04 - Unable to connect Windows PPTP VPN

I am trying to connect a Windows PPTP VPN. I created VPN connection through the Network configuration in the Settings. I configured VPN credentials such as gateway, username and password. Nothing ...
0
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1answer
44 views

No UFW logs at syslog

I'm using here the UFW as a basic protection. When I'm using the wi-fi from the college I get some UFW block (which is normal, because the firewall is ON). But strangely, I'm not getting any UFW logs ...
0
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1answer
17 views

How to use a laptop as an external Wi-Fi adapter for another laptop?

I'm trying to use a program which needs two Wifi adapter. But I have two laptop which have only single wifi adapter. I'm planning to use B laptop as second wifi adapter for A laptop so I can use the ...
0
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2answers
176 views

Restricting internet access of some client systems of LAN to a few websites using ubuntu gateway

How to limit internet access of most systems in my LAN to a few websites and block all the other websites? Also want to bypass that restrictions for some systems. All systems have static IP address ...
0
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0answers
10 views

Ubuntu does not store Network Settings beyond Setup

Is it expected behaviour, that Ubuntu (14.04.2) does not keep ipv4 network settings i enter during setup, but instead tries to configure an ipv6 connection (which is not supported by my network, btw)? ...
4
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3answers
4k views

ap-hotspot works but nothing can connect

I have been searching forever regarding this issue, and I'm not finding anyone with my unique circumstances. I'm trying to set up a wifi hotspot using Ubuntu. I was able to do this via Windows 7, ...
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0answers
11 views

Wireless card disables after I suspend laptop.Says Wi Fi is disabled by hardware switch, no switch on laptop

When I suspend my laptop and turn it back on my wireless card shows hardware blocked but there's no hardware switch on my laptop, all I have is an airplane mode button. Laptop is an HP ENVY 17-k200. ...
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0answers
11 views

Ubuntu 14.04 Problems with downloading some .js and .css

I've got a problem with my Ubuntu 14.04. Some sites can't be downloaded completely. Chrome Developer Tools show that the problem is in extremely slow downloading of some (not every) .css and .js ...
0
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1answer
35 views

How to remove entries from /etc/resolv.conf?

I have a server configured with a static IP address. /etc/network/interfaces has its respective dns-nameservers and dns-search. But when I run resolvconf -u it gets another nameservers from an unknown ...
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0answers
13 views

How do I configure multiple networks?

How would I configure an Ubuntu server to use multiple networks? There will be two interfaces, eth0 and eth1. Essentially, there will be a private network (eth0) which has no internet access, but ...
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0answers
19 views

port forwarding in Kali-Linux [on hold]

I have a question involving Kali-Linux and port forwarding. I have no problem setting everything up in Kali-Linux (opening ports via gufw and preparing a metasploit attack just to check if its open ). ...
2
votes
2answers
202 views

Creating a WPA2 Enterprise Connection On Ubuntu Touch

I've recently flashed ubuntu touch onto a nexus 7. Its great, but i can't get it to connect to the WPA2 Enterprise network that is the main source of internet in my university (specifically eduroam). ...
4
votes
1answer
89 views
+50

I have lost my ethernet connection since resetting powerline plugs

I have a desktop which dual-boots to Kubuntu 14.04 by preference, or Windows 7. My wife has an iMac desktop and we have various Wi-Fi tablets and phones. We have a Technicolor tg582n router to which ...
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votes
1answer
6k views

TFTP Error code 1: File not found

When I'm sending a file through TFTP remotely, it shows an error like tftp> put MYMIBTable.txt /home/amsys/Desktop/ Error code 1: File not found What is the problem? What is the ...
0
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1answer
37 views

How to find a printer on another subnet

I have a server with 4 ethernet ports: 1 used to connect to internet and 3 others used to manage 3 local subnets. I configured the DHCP server, the routing, packet forwarding for IPv4 and NAT; ...
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5answers
48 views

Disable every network permanently

I have Ubuntu installed on an USB device, I need the system isolated from any network (LAN, wifi, bluetooth, etc.) permanently. I read a lot of suggestions but some are user-related, other disable ...
29
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2answers
27k views

Wireless networking not working after resume in Ubuntu 14.04

[Update]: The same problem exists in Kubuntu and is solved in the same manner. [Solved]: By applying the following command nmcli nm I got the following: Before suspend RUNNING STATE ...
0
votes
1answer
13 views

Configuring two internet connections with Dynamic WAN IP

I had similar problems with this question, the difference is my WAN IP assigned dynamically from the ISPs. So how do I try the accepted answer with dynamic WAN IP ? ps: Because I do not have enough ...
0
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2answers
26 views

WI-Fi issue, Adapter worked in installation but not anymore

I'm brand new to Linux (without a GUI at least) and I'm trying to run a home server. Couldnt get a hold of a copy of 64 bit Windows for my server so I went with Ubuntu, thinking I could figure out ...
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1answer
3k views

dns configuration problem bind9

Following is my bind9 configuration the domain I want to configure is home.lan it is home network /etc/bind/named.conf.local is following zone "home.lan" IN { type master; file ...
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4answers
52 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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0answers
20 views

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 ...
0
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1answer
23 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 ...
1
vote
1answer
44 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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2answers
3k views

how to delete blacklisted items from /etc/modprobe.d/blacklist.conf?

My wireless doesn't work with Ubuntu 12.04.(it worked with 10.04 LTS) I have a Dell Inspiron 1501. I followed the steps posted below: Run these: sudo apt-get install --reinstall bcmwl-kernel-source ...
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0answers
23 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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0answers
83 views
+50

DNS Resolution Problem on Ubuntu 14.4 LTS

I have a Windows 8 host machine running VirtualBox and a running a Ubuntu 14.4 LTS Virtual Machine. In the Ubuntu VM, I can access and resolve DNS for every external site (Ex.: www.google.com) and I ...
0
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1answer
42 views

Cannot access internet from WiFi except my home WiFi! [on hold]

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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votes
0answers
27 views

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

Can anyone explain to me what this means? deauth_pkt1 = Dot11(addr1=client, addr2=ap, addr3=ap)/Dot11Deauth()
0
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1answer
17 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 ...
0
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0answers
23 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 ...
1
vote
1answer
4k views

How to ssh from windows to my ubuntu machine in the local network

When I'm trying to ssh to my local ubuntu server from the gitbash on my windows machine Im getting this error: $ ssh 192.168.1.11 ssh: connect to host 192.168.1.11 port 22: Bad file number Other ...
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votes
0answers
19 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 ...
0
votes
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 ...
1
vote
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 ...
0
votes
1answer
32 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 ...
0
votes
2answers
16 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 ...
2
votes
1answer
62 views
+50

How do I configure Ubuntu to automatically connect to the Internet when I plugin in iPhone?

I have an iPhone 5 (with Personal Hotspot turned on), which I connect to an Ubuntu 14.04 laptop. Right now when I connect it, I have to run (sometimes twice) the following script: idevicepair pair ...
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0answers
22 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... ...
0
votes
1answer
24 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 ...
1
vote
4answers
6k views

Can't ssh into server, connection refused

I can't ssh into my server. The server is on a private network administrated by me. Ubuntu is version 14.04. This started when I changed to a wired ethernet card. The client is MobaXTerm (latest) ...
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votes
1answer
25 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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0answers
27 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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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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0answers
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 ...
1
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2answers
92 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 ...