Managing and using network connectivity on a Ubuntu system

learn more… | top users | synonyms (1)

0
votes
1answer
13 views

network acces from a ubuntu client to servers

I use ubuntu 15.04 and absolutely new to this OS. This is first time to use Linux OS as a personal desktop OS. Before that, I used to use windows for years. Now I was asked by my client to connect ...
1
vote
0answers
7 views

Problem with deluge “no incoming connection!”

I've been seeing the message "No incoming connections" at the bottom of my deluge program, but not in the web deluge, i tried turning firewall off and see if it removes, but it did not work. i ...
0
votes
0answers
11 views

Why can I not be heard in my own Mumble server?

I have seen similar questions and have not found a solution to this issue I have been having. So I set up my own Mumble server via sudo apt-get install mumble-server and then configuring the root, and ...
0
votes
1answer
16 views

System Monitor Network Speed Not Matching Online Tests

The upload/download indicated in System Monitor is always about an order of magnitude lower than what is reported by online tests such as speedtest.net or att.com/speedtest Does anyone know why this ...
0
votes
1answer
25 views

No network devices available eventhough I can online

I have access to the internet... But I couldn't see or choose or add any wifi connection Cause it shows no network devices available under my network icon *-network ...
0
votes
0answers
7 views

dnsmasq giving out IPs in the static range

I have the following in my dnsmasq.conf: dhcp-range=set:red,10.1.1.2,10.1.1.69,72h,static dhcp-range=set:blue,10.1.1.70,10.1.1.100,72h,static dhcp-range=set:white,10.1.1.101,10.1.1.200,12h ...
0
votes
1answer
24 views

Ethernet Network is disabled in 14.04LTS

When I first used Ubuntu 14.04LTS, I could use the ethernet network option in the network menubar to connect with lan, use the ftp server or browse another pc to share anything. I just need to connect ...
1
vote
0answers
8 views

Question with connecting to Docker container on virtualized Ubuntu server

As a web designer I have been using VirtualBox to set up temporary work servers for my projects. Lately I've been trying to reduce the number of virtual machines on my laptop(due to limitations of ...
0
votes
0answers
13 views

No Keyboard, no network after power-out 14.04 LTS Server

After a power-outage, the server rebooted OK, but fails to set up networking and the USB keyboard no longer worked (A bit of a hinderance as I then have no way to access the machine). I tried several ...
1
vote
1answer
20 views

iwlist set essid -> Operation already in progress

I am trying to connect to an AP with iwconfig in the command line: sudo iwconfig wlan0 essid "APname" Every time I execute it, I got the following errors: Error for wireless request "Set ESSID" ...
2
votes
1answer
34 views

Finding all used IP addresses within a LAN without assigning an IP address to your NIC?

Is there any way that you can find all the IP addresses within a LAN without assigning a IP address to you NIC? I know most of the tools like angryipscanner, arp-scan, nmap and others can mostly ...
1
vote
0answers
29 views

Connect to network - network is unreachable

Although I am able to browse the net just fine I keep getting network unreachable when I run a download using my Java program. It was working fine till yesterday but now it is suddenly giving me ...
1
vote
0answers
22 views

Trouble installing Realtek wireless driver for rtl8723be [duplicate]

I've just installed Ubuntu on an HP Pavilion and I'm having difficulty with the wireless driver. Initially, the connection would drop after a couple minutes of connectivity. I tried several ...
1
vote
0answers
17 views

Folders, shares and permissions

I want to organise my home network for my family, so: kids get their own login (probably on a Windows machine). Kids get read/write access to their own folder. Kids get read-only access to a folder ...
0
votes
1answer
20 views

Connectivity issues with wifi 14.04

I installed ubuntu 14.04 and my wireless connection keeps getting dropped, and the speed is terrible. I have tried blacklisting the rt2800 drivers along with the rt2x00 drivers which has been a ...
0
votes
0answers
8 views

After PXE Booting Ubuntu 14.04 Desktop Eth0 Gets No Response then Kernel Panics

I've been experimenting with PXE booting so that if any of the systems on my home network crash I can rescue boot them into an OS off my Home Server. As a test i'm trying to PXE Ubuntu 14.04 Desktop ...
0
votes
0answers
12 views

Trouble with keyboard wireless swith

I just recently installed 14.04 LTS on an old Acer Aspire 5750z-4882. This model uses fn+f3 as the wireless switch to enable or disable wireless. Currently, no wireless adapter is detected by the OS. ...
0
votes
1answer
41 views

How to fix repeated “Authentication required by Wi-Fi network” [Broadcom BCM4323]?

END RESULT******Netgear WNDA 3100 wifi stick will only connect to a network with no password.****** I am finding solutions all over the web, I have been searching for hours. However the people that ...
0
votes
0answers
11 views

packets exchanged during a DNS

Hello I have set up a DNS server in my lab. I have a doubt regarding the packets that get exchanged. I have my client from where I am trying to ping a domain. My resolver (service unbound) is running ...
1
vote
0answers
23 views

ubuntu wireless connected but wont load websites - 14.04 LTS x64

I'm a beginner when it comes to linux and i've already read through and tried out everything i have found in countless other threads. So keep in mind that i might have made more problems for myself. ...
1
vote
1answer
22 views

How to setup a local web server to connect from another machine

I would like to setup a local network with one Ubuntu server and multiple clients(Ubuntu desktop). I need to install web server (lamp) in server and all Client machines needs to access the web server ...
0
votes
0answers
26 views

Qualcomm Atheros ar9227 wireless network adapter [168c:002d] (rev 1) does not work properly

I installed ubuntu 14.04 and the internet does not work properly,it can detect and connect to networks but it loads web pages very slowly and sometimes it doesn't even load at all, and I always get ...
0
votes
0answers
6 views

jre not installed on firefox when using Citrix Access Gateway

I'm trying to get to my vpn / citrix access gateway using Firefox 38.0 for Ubuntu Canonical 1.0 Ubuntu 14.04 and when I try to log in I get this error: JRE is not installed on your machine. Install ...
1
vote
0answers
17 views

Can Ubuntu work with a Belkin N150 Wireless USB Adapter out of the box?

I don't have Wi-Fi on my motherboard, so I'll need Ubuntu to support a wireless N150 USB adapter to connect to the router. Can Ubuntu 15.04 support this out of the box (without a need for updating?) ...
0
votes
1answer
15 views

Where is network directory mounted (direct path)?

I connected to a server using sftp from within Ubuntu's file manager ("Files", is it?). Now I'd like to know where it is actually mounted within the Linux file system (i.e. a mount point like ...
0
votes
1answer
28 views

Lubuntu No Wifi & No Reboot/Shut Down

I'm pretty new to Linux and Ubuntu. I just installed the Lubuntu on my mother's old laptop to replace XP. But after the installation I was unable to connect to wireless network. For at least a week ...
0
votes
0answers
7 views

adding route to a tree of networks from top level network going down to lower networks

Ok so I have a very complicated network... As I am a network specialist so this may sound weired coming from me. I have a tree network like so r1 top network and the network I am making the routes ...
2
votes
1answer
24 views

Ethernet Network card BCM4401-B0 no longer recognised?

I updated Ubuntu to 14.04 LTS and I can no longer see my network - No network devices available shows in the network drop down menu. Networking is enabled and if I choose to boot my Dell Inspiron 1300 ...
0
votes
0answers
17 views

driver for wlan pls help i am tired searchin for them

used airmon-ng; showed chipset unknown; can anyone pls help me get the right drivers. Although i am able to use wifi card to access wifi but not able to use my card in airmon-ng on typing ...
1
vote
0answers
12 views

Wireless connections not visible following upgrade to 15.04

I guess there was some issue regarding the upgrade, and along with several other problems, the network menu does not list the wireless connections. On opening Network in System Settings, it says "The ...
0
votes
1answer
13 views

Problem with MAC Spoofing

I am changing/spoofing my MAC using sudo ifconfig wlan0 down sudo ifconfig wlan0 hw ether xx:xx:xx:xx:xx:xx sudo ifconfig wlan0 up But the problem is When I try to connect the AP it do not allow ...
0
votes
1answer
12 views

Even after removing vlan entry in /etc/network interfaces file, ifconfig is showing the intreface

I had set up a vlan in interfaces file. Later on, even after removing the entries and restarting network, the ifconfig command is displaying that interface. Even ifdown isnt taking it down. Ifdown ...
0
votes
1answer
74 views

Can't access internet in KVM virtual machine running RHEL [on hold]

I have the VM running on 14.04. When I checked for network connections on 14.04 it's available. But, the network connections are unavailable for RHEL6.5 running on my VM. I executed iwconfig to view ...
0
votes
0answers
15 views

wired network not detected on Ubutu14.04 LTS

Internet was working fine when I use Ubuntu without installing. But when I installed Ubuntu internet was not working, and even network drivers both wired and wireless are not working and not even ...
0
votes
1answer
22 views

Ubuntu Server 14.04 Drop UDP packet

I use Ubuntu server as part of my system and now I have seen something interesting. I have a router that sends me ethernet 802.11 packets. I generate this packet in the router and then send it under ...
1
vote
1answer
16 views

I can't connect to Virtual Ubuntu Server from smartphone

I'm developing a web app for my degree. Due to security reason I installed Ubuntu Server on VMware Workstation and, with IP that I found thanks to ifconfig command I can reach the app from desktop ...
0
votes
0answers
16 views

ssh hangs when executed from Code

i am trying to log the RSSI value of wlan0 interface for a remote system. I run the following command to do that. sshpass -p <pwd> ssh <username>@<IP> iwconfig wlan0. I am executing ...
1
vote
0answers
18 views

passerelle sms kannel in ubuntu 14.04 (exit code = 16)

I need your help , I have virtualized Ubuntu 14.04 with kannel installed virtualbox on it with and I have a modem Huawei E1552 orange , my virtual machine recognize the modem ( wvdialconf ) but when I ...
0
votes
0answers
7 views

Will Biosdevname stay disabled when I update my system?

I wanted my server, 14.04.2, to use the old style of network interface naming, e.g. eth0. I used the Biosdevname part of the answer found here, editing /etc/default/grub but not purging the ...
0
votes
2answers
53 views

Since the update to 15.04, my dual-boot Dell XPS can't use WiFi

Since the update to 15.04, my dual-boot Dell XPS can't use my Wifi network. It can't even update itself now. Network is fine when I boot to Windows. When I reboot to Ubuntu, I can see both of my two ...
1
vote
1answer
13 views

Access webserver of VM

I have a problem with accessing my apache webserver (who is running on my VM) from my Windows 7 host. I check the ip address with ifconfigand then try to browse that IP address on my Windows 7 it ...
0
votes
2answers
58 views

Network manager must be restarted after wakeup in Ubuntu 15.04

Upgraded from Ubuntu 14.04 to 15.04 on my lenovo T410 a couple of weeks ago and I have been having some problems with my network connection ever since. Everything worked fine with 14.04, but now I am ...
0
votes
1answer
32 views

ubuntu server 12.04.01 don't have internet

There is no GUI installed and below are useful information about my server: $ cat /etc/network/interfaces # The loopback network interface. I disabled this one. #auto lo #iface lo inet loopback # ...
0
votes
0answers
13 views

Problems on Kubuntu machine connecting to some sites after AT&T uverse upgrade

I recently had the U-verse service upgraded, and noticed that Facebook and youtube, and sometimes Yahoo have problems loading and displaying content. I am running Kubuntu 14.04 LTS, and using the ...
0
votes
0answers
7 views

Initial samba connection slow

So I have a 30 windows computers network connecting to a Fedora 20 server. This server serves as both a samba server and a gateway. I'm having troubles with the slow connection from windows to samba ...
0
votes
0answers
12 views

Route all LXC container traffic through host VPN connection

I have a host with an OpenVPN connection working on tun0 but not routing traffic through it. How would I configure an LXC container to route all it's traffic through the OpenVPN connection on tun0 ...
0
votes
0answers
9 views

How to connect Dual NICs in same system to each other

OK here is what I want to do, it may seem odd but its part of a piece of test equipment and I'm trying to validate that both Ethernet connections work on the same system. I have a system (many ...
0
votes
0answers
26 views

Can't see 5ghz networks, despite iwlist channel results

I can't detect 5ghz wireless networks, despite iwlist channel saying I should: $ iwlist wlan0 channel (...) Channel 36 : 5.18 GHz Channel 38 : 5.19 GHz Channel 40 : 5.2 GHz ...
0
votes
0answers
28 views

Wi-fi is enabled but unable to view Wi-Fi networks. [system wireless is ON]

Please help me. My Wi-Fi is not working from few days but my LAN is working fine. System wireless is ON. System is updated according to me. system has : Network controller [0280]: Intel ...
0
votes
0answers
12 views

ifdown: interface eth1.10 not configured Ignoring unknown interface eth1.10=eth1.10

Trying to add a vlan pool: This is the entry that I had made in the /etc/network/interfaces file: iface eth1.10 inet static address 172.85.85.1 netmask 255.255.255.0 ...