Managing and using network connectivity on a Ubuntu system

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3
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1answer
708 views

Connecting and refreshing a wireless network without restart

After I set up my wireless network, I had to restart my computer before it would connect. I have talked to/read comments by, several other Ubuntu users who had to do the same thing. Why does this ...
1
vote
1answer
70 views

Huwai E303C is not working

Device - Huwai E303C Network - AIRTEL Location - Bangalore India OS - Ubuntu 12.04 LTS Have tried following but didn't work : Installing Linux driver which comes along with Device Tried with ...
0
votes
0answers
75 views

make both Atheros ethernet controller and Broadcom wireless contrller of dell vostro 3460 work [duplicate]

Possible Duplicate: Broadcom wireless 43142 conflict Atheros 8161 in kernel 3.5 (unbuntu 12.10) I have bought a new Dell 3460 laptop pre-installed with Ubuntu 11.10. All networking worked ...
2
votes
2answers
406 views

Bash script not working properly when run automatically

I have a script that sets my proxy automatically depending upon the connection and so its placed in /etc/network/if-up.d/ folder. I set the proxy using gsettings tool and then I want to show a ...
0
votes
0answers
75 views

Setting proxy variables automatically for different Network Profiles [duplicate]

I have two network profiles for wired connections in the network manager: 1. Home_Lan--> automatic dhcp requires No Proxy 2. Hostel_Lan--> manual ip settings requires an automatic proxy url ...
1
vote
2answers
520 views

Networking security issue with suspicious traffic. How to track it down?

I have specific problem a bit advanced for me. On my router log I have seen following lines: Internal Prot. External NAT Time-out 192.168.0.167:56396 TCP ...
3
votes
1answer
8k views

Can't get wireless working on 12.10 and Dell latitude d630

Yes, I've looked at several other posts, and other sites trying to figure out what's up, but I've followed the steps, and had no success. Note that I'm a relative newbie to setting up wireless on ...
2
votes
0answers
2k views

Slow Internet on Ubuntu 12.10

I've recently migrated from a windows 7 PC to Ubuntu 12.10 64Bit. Ubuntu Experience Level: NewBee. Recommended/Restricted updates installed. I've added an NVIDIA Binary Driver for my Display. The ...
1
vote
2answers
615 views

Unable to access my domain (BIND9 issue)

I successfully run BIND9 for using domain name over the local network (BIND9 installed in 192.168.0.74) but when I added WAN for adding the Internet to all the network, all the PCs became unable to ...
2
votes
1answer
243 views

How do I find the chokepoint in my private ethernet network?

I'm currently living in a rather austere part of the world where I have limited access to good computer hardware. I have a private network set up where an old IBM thinkpad laptop (Lubuntu 12.10) sits ...
1
vote
3answers
7k views

Web server on local network

I have problem accessing (one of my) web server from my local network. I have a (Ubuntu) computer that that acts as router, web server etc. That works well, I can access the web server both ...
1
vote
1answer
2k views

Dell Inspiron 1120 Wifi, Bluetooth problems [duplicate]

(A related question found here.) I've been used 11.04, now 12.04 LTS, and if there is solution, I don't want to upgrade from that LTS. The first problem is, that the network-manager/networking ...
0
votes
1answer
806 views

Web address fails to resolve with static IP on Ubuntu Server 12.04

Running Ubuntu Server 12.04.1 LTS in VirtualBox on a mid-2009 MacBook Pro. I've been using no-ip.com to keep my router's dynamic address up to date and just set up a free host name with them, hoping ...
2
votes
2answers
744 views

After updates my scanner stopped working over WiFi. How to diagnose?

I've been using an HP Officejet 6500 All-in-One for a few years now without any trouble. It is connected wirelessly to my network, for both printing & scanning. However, this week, scanning quit ...
6
votes
2answers
15k views

How do I setup an LXC guest so that it gets a dhcp address so I can access it on my network?

I setup LXC using: lxc-create -t ubuntu -n lxcguest1 But I can't access any services running on it from my LAN, it appears to be NATed. How do I set it up so that I can access it (it probably ...
2
votes
1answer
559 views

x230 tablet , realtek 8192ce connects to router but no internet

The issue: I can ping all devices on the network except the gateway (192.168.0.1) and in turn can not access outside of the network without proxying through another device. The system: Lenovo x230 ...
6
votes
1answer
2k views

Not able to connect to mobile broadband [closed]

I can connect to internet by modem, when i plug the device before booting.After unplugging and when try to re plug the modem after log in,there is no enable mobile network option and i cannot connect ...
0
votes
1answer
533 views

Configuring a network interface and changing mac adress permanently

I need to configure a network interface permanently eth1 and to change the MAC address with the specified format : AA:BB:CC:DD:x:y, before the interface is up. A=1;B=2;C=2;D=2;x=6;y=8. I wrote in ...
2
votes
0answers
57 views

How to configure eth1 to be a failsafe for eth0? [duplicate]

I need to configure eth1 to be a failsafe interface for eth0. When eth0 is down eth1 goes up and when eth0 is up eth1 goes down. I need to do this from /etc/network/interfaces.
8
votes
1answer
5k views

How do I change the MTU value on Ubuntu?

If one's internet connection is being limited by a unit that restricts the transfer, how would one be able to change a setting related to it - more specifically the MTU?
1
vote
1answer
357 views

Wireless in HP Pavilion G4 2210la does not start with ubuntu 21.10

Brand new notebook which came with Windows 8. I switched to ubuntu 12.10 and Key on/off wireless does not turn on and wireless stays disable
5
votes
1answer
1k views

Kubuntu 12.04 no longer associates to wireless networks [closed]

Somehow, my laptop does not associate to my wireless network anymore, while it did before. Throughout the time it stopped working, I did not perform any upgrades (kernel, nor applications). About my ...
80
votes
13answers
324k views

How to restart the networking service?

I tried to use sudo service networking restart and sudo /etc/init.d/network restart but they both crash the window manager and I can no longer use my keyboard for input into X. when I use the ...
12
votes
2answers
5k views

How to configure an OpenVPN Client Router

I am attempting to set up an OpenVPN Router so that I may connect my tablet (wireless) and Blu-Ray (wired) to a paid VPN service in another country on Ubuntu 12.10. I have successfully done this using ...
-3
votes
1answer
86 views

Making eth0 to starts when system is up [closed]

I need to configure eth0 to start when system is on. The configuration for eth0 must be permanent and dynamic
5
votes
2answers
1k views

How to prevent ubuntu from connecting to wifi hotspots automatically

Note: this question is distinct from "How to disable automatically connecting to WiFi?", as I do not wish to disable automatic WiFi connection in general. Problem: The Ubuntu WiFi module connects ...
2
votes
1answer
5k views

How to make a permanent configuration to eth1

I need to configure eth1 with: IP address: 10.5.15.200; Netmask: 255.255.255.128; MAC address: A2:BB:CC:DD:5:15; Gateway: 10.5.15.129. Mac address must be set up before eth1 is UP. I must use ...
0
votes
1answer
236 views

DV1000 Wireless Dosent Seem To Work

The wireless driver on my hp DV1000 does not work on ubuntu 11.10. source DV1000 LINUX I need the drivers so that then i can update to the newest ubuntu it says firmware missing and i seriously ...
6
votes
2answers
2k views

How to use eth1 as failsafe system for eth0?

How to configure eth1 to be a failsafe system for eth0. When eth0 is down eth1 goes up, and when eth0 is up eth1 goes down
0
votes
1answer
967 views

How to log the activity of a network interface in a file

I need to write a "one-liner" in /etc/network/interfaces that ensures that when eth1 goes up/down a file /var/log/network.log is written with something like that UP/DOWN [DATE/TIME] EX: UP ...
2
votes
2answers
13k views

How to configure eth1

I need to set up eth1 using these : ip 10.5.15.200 netmast 255.255.255.128 mac address AA:6F:78:UI:34:34 and must be set up before eth1 starts and default gateway must be the first usable address ...
0
votes
2answers
2k views

How to run MTS mblaze in Ubuntu 10.04 LTS

I connected the MTS Mblaze USB in a PC that runs UBUNTU 10.04 LTS. I found the icon of Mblaze on the screen (setup.exe), I double-clicked it, but it didn't execute because there was an error. I have ...
1
vote
1answer
2k views

How to create shared home directories across multiple computers?

I know there are ways to share a folder across computers making it easy to move files. But I was wondering how one would setup a single login which lets you access the same files regardless of which ...
0
votes
1answer
640 views

hp mini 110 3g not working

I intstalled Ubuntu 12.04 to my HP mini 110. Everything working OK except my 3g modem. I read that others had driver issues but I think I have some other problem. So after Ubuntu start it's asking my ...
23
votes
1answer
65k views

How do I add a network printer in Ubuntu 12.04?

I know the name and the IP address of a network printer, but I can't seem to be able to search by IP address or name. Ubuntu developers love to move things around to make it difficult for users, so ...
1
vote
1answer
123 views

Server doesn't want to connect to the wired network

I just got home and moved my server from my apartment to my house, and for some reason my Ubuntu server doesn't want to obtain an IP from our router. It is setup for a dynamic IP, and it was working ...
1
vote
2answers
492 views

Cat 6 Only 100mbit speed

I tried two different cat6 cables directly connected between my two ubuntu machines. This one I ordered online: http://www.amazon.co.uk/gp/product/B002SQPDXS/ref=wms_ohs_product only achieves 100mbit ...
1
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0answers
958 views

How to change Port 27000 from filtered to open status

In my ubuntu box I am running flexlm licensing software on port 27000 and I am able to pull the license from the this port to run the simulation software locally. I am also trying to run the same ...
4
votes
2answers
496 views

Can't bookmark specific network locations in Nautilus

I am using a NAS server to keep all my music, pictures and video on, and would like to have them as easily accessible in Nautilus as possible. So naturally, I edited the 'Music', 'Video' and ...
3
votes
2answers
2k views

How to find all the used IP addresses by Ubuntu systems on a network?

What command can I use to get a list of IP addresses used by Ubuntu systems in LAN network?
1
vote
1answer
310 views

how to reinstall your network and make your Ip static?

My problem is that I ruined my network driver or something like that . I simply sudo vi /etc/network/interfaces and edit the file like auto eth0 iface eth0 inet static address 192.168.1.100 ...
5
votes
2answers
7k views

Samba 3.6 and Samba4

I have installed Ubuntu 12.10 and samba 3.6 (the version of samba that is installed for Ubuntu 12.10, by default). Everything works fine. I can access shared folders and shared printers of Windows ...
1
vote
1answer
576 views

How to change the IP address on my Ubuntu virtual NIC

I have a physical windows system, on which I run VMware Workstation. On a VMware virtual machine I run Ubuntu 12.10 and a LAMP webserver. Problem: Now my local IP address for my virtual NIC (the one ...
3
votes
2answers
1k views

Bash script won't stay open in background after running through while

I can't get the following bash script to stay open after the first message is received from NC: #!/bin/bash port=3333 nc -l $port | while read msg; do notify-send Alert "$msg"; done After the first ...
2
votes
4answers
6k views

How to access Windows 7 PC in Samba network?

First of all, sorry for my bad English, as it isn't my primary language. I have a home network with my Ubuntu box, a Windows XP box (sister's laptop) and a Windows 7 box (mother's PC). Never had a ...
0
votes
1answer
31 views

Redirecting the date and time to a file when eth0 starts up

I am trying to write a script that redirects the date and time when eth0 comes up. Here's the line with problem up date '+UPTD %d-%m-%y/%H:%M' >> /home/abpit/network.log But it doesn't write ...
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0answers
27 views

Network notify-send over two Ubu machines [duplicate]

Possible Duplicate: Send messages between 2 Ubuntu PCs (Net Send Style) I'm looking for a way of using something like notify-send over my local network. I know I can use Netstat for network ...
1
vote
0answers
13 views

Conn to internet via LAN PPPoE [duplicate]

Possible Duplicate: Setting up a pppoe connection in Ubuntu? I installed Ubuntu 12.10 today along with Windows. On Windows I am connected to LAN (My internet comes through a ethernet ...
4
votes
1answer
1k views

PPTP VPN connects via NM but goes down during SSH connection

I setup a VPN PPTP connection via network manager and it connects correctly (I see the lock near the notification icon and the message "Vpn connection has been successfully...") As soon as I try to ...
1
vote
1answer
387 views

how can i bridge my LAN port to batman-adv?

On Ubuntu 12.04 I have my Laptop connected to and part of a batman network. So my Laptop is meshing with the net. The script I used is this How can I install a bridge, that will allow another host ...