Managing and using network connectivity on a Ubuntu system

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Ubuntu 11.10 crash - Wireless [closed]

I have Ubuntu 11.10 and my system crashes after about 10 minutes. I think it is something to do with my wifi. I have Intel Centrino 6250 AGN + WiMax wireless chipset. I get the following error on the ...
4
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1answer
75 views

Is Ubuntu a European Union standard?

I mean, is the EU using ubuntu as the main operating system for its IT systems? I had read somewhere a while ago that this was the case? I am looking at pushing ubuntu as a file server for a small ...
3
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1answer
218 views

Block internet browser from one user

I was wondering if there is a way to block the internet tab (applications/internet) from one user. I am trying to allow games to use the internet but not allow the use of browser.
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1answer
2k views

Application for sharing mobile broadband with other computers(hotspot) [closed]

I would like to know whether we have any application in ubuntu software center for sharing mobile broadband across other computers, making my computer act as wifi hotspot. If there are no ...
2
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1answer
474 views

How to disable/disconnect LAN cable during startup

How to keep my LAN (Ethernet) connection disabled during startup.. Coz when I login to system it is automatically enabled i dont want that due to some security reason. Want howto in both ubuntu ...
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3answers
1k views

Fry's FR-300 USB Wlan Driver

I have been searching all over the internet but I can't find any clues to where I could find a Fry's FR-300 USB Driver. (If it exists) When I run lsusb The vendor and product # is 07d1:3304. I can't ...
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2answers
13k views

Can't enable wireless in Ubuntu 11.10

i'm using lenovo b570,it has got bcm4313 wlan chip from broadcom corp... the problem is that i'm not able to "enable wireless" from gui. even if enable wlan0 manually from terminal "ip link set wlan0 ...
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1answer
761 views

aufs Root File System On Usb Flash

I configured aufs as a Root File System On Usb Flash Drive by this article. So the first brunch is real root FS and it is read-only. The second brunch FS is in memory and it is read-write capable. ...
2
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1answer
1k views

MinimalCD Network autoconfiguration fails

I'm attempting to get an Ubuntu MinimalCD Install working without much luck.. Working from the guide posted here I can get the CD to boot and I select the Command-Line Installer option. After ...
6
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1answer
4k views

vpn (pptp) service failed to start [closed]

When I try to connect to a VPN PPTP connection from Network Manager it fails with this message: vpn connection failed because the vpn service failed to start. It worked without any problem till I ...
1
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1answer
1k views

Log destination IP with iptables

I want to log destination IP addresses in my Ubuntu router. I have two network cards eth0 - 10.0.101.254 eth1 - 10.0.101.253 10.0.101.254 is the GW for all hosts on my network. The router ...
2
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1answer
108 views

Discovering people connected on hub network [closed]

Sorry, I'm really newbie on ubuntu matters. Is there a way of discovering everyone connected on a hub with wireless network (IP and name)?
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1answer
1k views

Open port 5000?

Yesterday I tried to use this heroku command: heroku run db:migrate and after a long wait it said that it was in timeout After many tries I've googled about this and I found that, since also other ...
2
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1answer
607 views

Migrate windows 7 network drive to Ubuntu 11.10 for use as a file server

On my network (7 computers with windows 7 Pro) one of the computers has a partitioned HDD and sharing that partition as a network drive for all other users to access. All other computers have a that ...
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2answers
936 views

DSL network connection problem in ubuntu

In Ubuntu 10 How can I've access to internet through my DSL network.In windows7 I'vea network dialer, I just enter user name & password.In ubuntu I've created a dsl network ,In the add section ...
1
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1answer
132 views

Installed Ubuntu via Wubi, upgraded, now my network card appears to be fried

Okay, so here's what's been going on: I installed Ubuntu via Wubi yesterday, worked fine. Installed Gnome shell, etc, etc. I was on it today, noticed there were a tonne of updates to install, which I ...
0
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1answer
629 views

Use local network while VPN'd into another network

So I'm at work and I VPN into a remote network. Both networks have their own DNS servers that have hostnames that resolve to internal IP's. I've set it up in network manager so I can ping internal ...
2
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1answer
1k views

How to disconnect internet when VPN fails?

Normally I'm connected to the Internet with a VPN, but sometimes it fails and some programs may automatically start to use the default unsecure connection. How do I disconnect all the internet until ...
4
votes
1answer
6k views

Map Ubuntu drive to Windows machine

So there is plenty of answers to the opposite question but I need to be able to access and modify my files on my Ubuntu machine from my Windows 7 machine. What have I tried already? It looks like I ...
2
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1answer
2k views

Is dhclient.conf used during boot when bringing up network interfaces?

I am running Ubuntu 11.10 32bit Server on a single-board computer. I want the option of using the Ethernet interface (eth0) as a backend to control the computer if it's connected. I'm also lazy: if ...
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4answers
510 views

Can i use Ubuntu 11.10 for netboot?

can i use an Ubuntu 11.10 for netboot over PXE? im aware of the LTSP and other similar proyects, but i dont find information using ubuntu 11.10 (the latest)
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7answers
17k views

Internet very slow in Ubuntu

I have ubuntu 11.04 as the os, both surfing the net and downloading stuff is a pain, it is really slow. I have turned ipv6 off, my connection is properly configured, but still it is very slow. I ...
1
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1answer
469 views

How to set iphone tethering interface as default gateway

I am able to do the iphone usb tethering under ubuntu(11.10) which will be recognized as eth1 interface (I also have an eth0 internet connection). What I want to do is, when the eth1 is up, I want ...
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1answer
2k views

Cannot ping/ssh computers in LAN (including gateway) but can still access the internet

Hello people from AskUbuntu: As the title says, even though I can access the internet, for some reason, I can't ssh/ping computers in my LAN. In addition, only computers from outside the LAN can ssh ...
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0answers
36 views

How can I increase the bandwidth sharing between processes? [duplicate]

Possible Duplicate: Is there a way to limit the bandwidth that Software Center uses? How can I increase the bandwidth sharing between processes? I mean, sometimes i am updating ubuntu and ...
3
votes
1answer
622 views

What does 'webmin' come up in the netstat/lsof listening ports?

I have my own server application in C, I bind my server on localhost address 127.0.0.1 and let it listen in first case on port 10000 and in second case on port 20000. When I run command I lsof | grep ...
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2answers
666 views

Firewall configuration and consequences

I'm using Ubuntu 11.10. And I want to know something about firewall in Ubuntu, because I want to know if it could be the reason why my application doesn't work properly. Little background: I'have ...
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3answers
7k views

How to Connect to internet in Ubuntu?

I have installed ubuntu . I have a pppoe modem through which I use to access the internet on Windows. I tried to configure the modem on Ubuntu using sudo pppoeconf but it fails and says Sorry, I ...
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2answers
2k views

Wireshark problem. Can't select default interface [duplicate]

I downloaded Wireshark from the Ubuntu 11.10 software center and when I start it and want to select default interface for capture in the list of interfaces are blank. I can't select default interface. ...
4
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2answers
7k views

How to reduce TCP latency for gaming?

I use Ubuntu for gaming. In competitive gaming every millisecond matters. I know that many people who use Windows use something called Leatrix Latency Fix which is basically a script that modify ...
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3answers
2k views

Printers get signal - but why don't they print in 11.10?

(refers to Ubuntu 11.10 Oneiric) I set up a printer connected via USB (Canon MP630) and a network-printer (Brother HL-2030 via Fritz!Box 3270). When I try to print something the files get sent to the ...
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2answers
2k views

Creating An Ubuntu Network For Dummies

I want to hook the two Ubuntu computers together vie an Ethernet cable. I would like to access both via one monitor and keyboard. Is there a quick and easy way to do this? What are my Ubuntu ...
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6answers
27k views

How to get the hostname from a DHCP server

I want Ubuntu to get the hostname and DNS name from a DHCP client. The default installation of Ubuntu 11.10 (Oneiric Ocelot) does not do that. The same question was asked and is unsolved on ...
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2answers
3k views

How to restore ethernet connection?

I've had some issues with installing Lazarus in 10.04. After I finally installed it with aptitude, while running it prompted whole bunch of errors. Finally my PC was suspended and I had to reset it. ...
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2answers
2k views

Updating Ubuntu from inside the corporate network

After connecting my computer to the corporate network I don't have direct Internet access. This is done now through some proxy server. I can connect to the Internet from Firefox by the following way: ...
2
votes
1answer
1k views

Ubuntu 11.10 Mobile broadband connected but no internet access

I am able to establish a mobile broadband connection but I still don't have access to internet. The mobile broadband works without any issues from Windows 7 on the same machine. I configured the ...
2
votes
2answers
629 views

Cannot connect to Internet after update [closed]

I did a regular update of Ubuntu 11.10 yesterday night and it didn't require a restart. After the update finished I still had connection (wired). But, today, when I tried to go to Google and other ...
0
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1answer
494 views

ssh'ing into my ubuntu machine from another computer on the same wi-fi access point

I would like to copy some large files (photos & video from a vacation) from a mac to an ubuntu machine, over the home wi-fi router that they're both connected to. I've got sshd set up on the ...
1
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1answer
993 views

How to view network shares in a consitant way?

How do I make ubuntu show network shares the same in every application? I cannot access network shares from certain applications at all. If it isn't possible to make a consistent interface, is there ...
3
votes
1answer
4k views

Mobile broadband sharing over adhoc wireless

I have a Huwaei modem (E1820 to be precise) that i use for my internet whims and fancies. But what I want to do is set up an adhoc wireless network so another device can connect to my network and in ...
4
votes
1answer
3k views

How To SSH From Host (Win7) to Guest (Ubuntu Server 10.04)

I have recently installed Ubuntu Server 10.04 LTS on my machine that has Windows 7 Ultimate. I would like to run the VM graphicless and access it through ssh from Windows 7. My machine is connected to ...
1
vote
1answer
2k views

Could I install DD-WRT on a Linux Box [closed]

I want to have a linux-box with two eth card, and I want to use it as the route. I know there is DD-WRT which runs for all kinds of router. I am wondering whether could I install DD-WRT on my ...
1
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2answers
5k views

How to navigate to local network?

In Nautilus (v3.2.1), in the left-hand navigation pane, there is an entry Browse Network. This is only available when the sidebar is set to Places. I prefer the sidebar setting Tree but then the ...
1
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1answer
1k views

Printing Problem on Shared Printer [closed]

I'm using Ubuntu 11.10 on two machines. One has a USB printer connected. I want to share this printer with the other over the wireless network. Under Printing > Server > Settings: I have ...
0
votes
1answer
519 views

How to calculate Network bandwidth, disk space, processing power and memory of a msg

I need to calculate the Network bandwidth, disk space, processing power and memory of some messages that i exchanged between two computers (sender and receiver). For example if the message is "I am ...
11
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4answers
26k views

Editing network interfaces without system rebooting

I'd like to make some changes to my networking configuration by editing my /etc/network/interfaces file. What's the cleanest way to make changes to this file and have them take effect, without having ...
0
votes
1answer
4k views

RTNETLINK answers: Operation not supported

I'm getting some errors in my xen logs and googling has turned up that it's related to iproute2. I found through google that the key is to enable CONFIG_IP_ADVANCED_ROUTER=y in my kernel config. It ...
0
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1answer
389 views

Ubuntu Server 10.04 LTS & Xen intermittent networking

I have been setting up a xen server with 10.04 LTS server installed. Every so often, the network seems to hang. For example 64 bytes from 192.168.1.109: icmp_req=1317 ttl=64 time=0.381 ms 64 ...
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3answers
3k views

Cannot install driver for a Wimax modem

I'm trying to run a program via wine. This is a wimax modem (Qubee bd) Green Packet uh-235. But when I click the qubeewcm.exe I receive the following error message: runtime error(at-1:0): cannot ...
0
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1answer
482 views

How to get Ubuntu Server to act as a Gateway

Connecting to an Ubuntu Server using Ethernet cables but no internet connection Required to be configured is a DHCP server, with the server itself being the DHCP server and handing out the IPs to ...