Managing and using network connectivity on a Ubuntu system

learn more… | top users | synonyms (1)

8
votes
2answers
3k views

Disable networking for specific users

I'm working on Ubuntu/Mint distro meant to be ran Live. There are multiple accounts that fall into three general groups: Admin, Internet and Security. Admin is obviously has the authority to do ...
1
vote
0answers
679 views

OpenVPN bridge client on Ubuntu 11.10 doesn't work [closed]

I'm trying to set up my desktop running Ubuntu 11.10 to connect to my OpenVPN server in bridge mode. I have my client configuration file set up like so: remote [omitted] 1194 client dev tap0 proto ...
2
votes
1answer
6k views

Set up eth0 network interface using DHCP in initramfs

I created my own initramfs script (based on live-initramfs) and I need set up network connection (using DHCP) to get remote file. So what do I need to add to initramfs hook file (ifconfig, ...
0
votes
1answer
314 views

Unstable wireless on MacBook 2,1 with Ubuntu 11.10

I just installed Ubuntu 11.10 as the sole OS on my old white MacBook 2,1. The wireless seems really unstable. The signal is always full, but sometimes I can browse, sometimes I can't. Sometimes I can ...
5
votes
2answers
3k views

How to enable DHCP server to all subnets for PXE server?

I have setup-ed a PXE boot server for installing ubuntu via network. Currently i am using hosts mac address to install the ubuntu operating system. I would like to enable the DHCP server in all the ...
2
votes
1answer
387 views

Is it possible to use Ubuntu as a Broadband Remote Access Server?

I want to know if it is possible to use an Ubuntu server as BRAS (Broadband Remote Access Server), pppoe-server, in network - if so how many concurrent users could it support?
5
votes
1answer
7k views

How to share the 3g internet connection of my Android Nexus One with my laptop?

I have an Android Nexus One with 3g internet connection. I have a Asus Brazos laptop with Ubuntu 11.10. I would like to share the internet connection of my Nexus One with my laptop. In my Nexus One. ...
2
votes
3answers
8k views

How to enable file sharing between two PCs?

How to enable file sharing between two Ubuntu Oneiric PCs. I have installed Samba both machines I have changed permissions to all create guest accounts file is in home folder Why cant I see shared ...
7
votes
3answers
18k views

How to set up multiple IP addresses?

I'm doing some computer network homework and I'm supposed to develop some sort of Peer to Peer file sharing software, and when I wanna test it I need to run a few (5) instances on my linux/ubuntnu ...
0
votes
1answer
869 views

Changing IPs in /etc/hosts file

I am a beginner and I have the following doubt: Currently I'm connecting to the Internet via DHCP address assignment. I'm following apache hadoop setup tutuorial from here where they've asked me to ...
1
vote
1answer
40 views

Cannot view mounts remotely

I have several Samba mounts on an Ubuntu server. When I ssh into that box remotely (instead of working directly on the box), I cannot see the mounted file systems (ie, if I ls there are no results). ...
3
votes
1answer
3k views

Cannot connect to secure wireless with Netgear wna3100 USB

I have installed Ubuntu 11.10. I used a wired connection to download and install all of the updates. When I tried to use a Netgear WNA3100 wireless USB network adapter, it failed. Much searching and ...
6
votes
2answers
6k views

Sharing Printer with CUPS

I'm on Ubuntu server 10.10 and I need to connect a HP Laserjet printer via USB and share it to the LAN. I followed some tutorial on the internet to install the HPLIP drivers and configuring CUPS. I ...
2
votes
2answers
18k views

How to set up a broadband connection

I have a bsnl broadband connection. I don't see any settings for broadband in Ubuntu, and I can't just connect automatically -- "wired connections" shows no connection. I see an option for mobile ...
1
vote
2answers
5k views

What is wrong if my wired ethernet connection keeps coming up and down? (And how do I fix it?)

On both my home and work networks, if I plug in an ethernet cable into my laptop, gnome's network manager starts cycling between saying "Wired network Disconnected" and "wired network Connection ...
1
vote
1answer
630 views

Wired Networking Issues [closed]

I am having some strange networking problems with Ubuntu 11.10. This is a fresh install but this same machine worked fine with 11.10 before. I actually reinstalled with the very same CD and there ...
6
votes
1answer
806 views

Auto reconnect wifi?

I use 10.04 on my laptop . Whenever my router switches on and off I have to manually click on a popup ok button to re-enable connection to router . How can this be done automatically ? Thanks.
11
votes
1answer
872 views

hp-probe find printer network or alternative

I am working in a environment where we have different network. One of them are used for printers (192.168.x.x) and 1 for wireless network (10.1.x.x). I need to add a printer HP C3505 (192.168.x.x) on ...
2
votes
1answer
1k views

Atheros AR9285 does not work on 11.10

I have installed the 11.10 and everything went smoothly. The wifi card was automatically detected and connected to my wifi network, downloaded all the required files. But after the restart, I can't ...
0
votes
1answer
5k views

How do I map Network Drives? [duplicate]

Possible Duplicate: Correct way of mounting a Windows share I was wondering if it was possible to map windows network drives on Ubuntu. If there is any way, please let me know how! Thanks ...
5
votes
1answer
8k views

how to ping & use specific network card

i have 3 network cards , 1 Lan (wired) , 1 wireless network card & 1 is wireless usb how do i ping from specific network card ? & how do i use specific network card for specific ...
-1
votes
1answer
4k views

Wired connection not working (unplugged) help? [duplicate]

Possible Duplicate: Make Network Manager restart after dropped connection? I configured the pppoe connection in network manager it works perfectly fine when i start my computer after some ...
2
votes
0answers
209 views

Networking failing on both wired and wireless connections [closed]

Running 11.10 on a Lenovo B570, maybe a month old. When I try to connect to a network, wired or wireless, nm-applet does its normal "connecting" animation, but sort of "spasming" at the end of the ...
0
votes
1answer
538 views

Unable to create Hotspot with internet connection for iPod 4G?

I used the Network -> Use as Hotspot button to make a network and I can connect to it just fine. However, no Internet packets are going through to my connected device, an iPod 4G. How can you ...
7
votes
0answers
16k views

What's the “right way” to restart services in 11.10? [duplicate]

I have a stack of things I used to do when my wireless was spazzing out (which it seems to do from time to time), including running sudo /etc/init.d/networking restart but lately I'm getting this when ...
1
vote
1answer
532 views

OpenVPN / PPTP vpn in Combination with Exchange 2010

I will start off by saying - my issue is very odd and I really have no idea where to start searching. Alright the introduction: I have got: MS 2008 PPTP vpn server OpenVPN on Endian Firewall server ...
1
vote
1answer
1k views

Install Samba 3.0.24 on Ubuntu Server 10.04 from Source

Has anyone had any luck compiling and installing Samba 3.0.24 on Ubuntu 10.04? I'm trying to set up realtime virus scanning on Samba shares (ClamAV) using the legacy version of Samba as it is the ...
0
votes
0answers
128 views

can't get wireless to work hp dv900, broadcom bcm4311. I'm new to linux and ubuntu please help! [duplicate]

Possible Duplicate: How can I get Broadcom BCM4311 Wireless working? lspci output: 00:00.0 RAM memory: nVidia Corporation C51 Host Bridge (rev a2) 00:00.1 RAM memory: nVidia ...
0
votes
1answer
888 views

Intel 82801DB PRO/100 VE ethernet not connecting but wireless works great

I did a first time install of Ubuntu 11.10 using Wubi and the ethernet connection on my laptop. (so I know that the ethernet interface is working and connected correctly). I finished the install and ...
0
votes
1answer
299 views

Levono b570 can't enable wlan [duplicate]

Possible Duplicate: Lenovo b570 Broadcom Corporation BCM4313 wireless doesn't work I´ve got the following problem on my new notebook: I installed Ubuntu 11.10 and I can not enable ...
1
vote
1answer
2k views

How can I access the scanner functionality of my Samsung CLX 3175N over the network?

I have a Samsung CLX 3175N network capable color laser printer/scanner which was sold as being Linux compatible. Whereas the printer undeed works in the network. It has been impossible up to now to ...
1
vote
1answer
138 views

Which group do I need to add a user to to give them access to editing network connections?

I'd specifically like them to be able to use the Network Manager.
0
votes
1answer
288 views

Access Wiki installation on Host from Virtual Server

Recently I set up a Dokuwiki installation on Ubuntu Server in VirtualBox. My host OS is Ubuntu 11.10. Till date I was using NAT configuration for my VirtualBox. Since today I decided to use Host-only ...
1
vote
3answers
535 views

Command line tool to analyze network response etc

I want to see the tcp communication when I make a http POST to a url. What I am looking for is, if they send a redirect during the tcp handshake. How can I test for this? e.g. I make a http post to ...
2
votes
1answer
4k views

Wi-Fi connection almost stops working after some time on an Asus PCE-N15 [duplicate]

Possible Duplicate: RealTek RTL8188CE WiFi adapter doesn't connect reliably I have an ASUS PCE-N15 in my PC, which I connect to my home network with NetworkManager. I use "WPA & ...
2
votes
1answer
3k views

Bridge Laptop's Ethernet to Wireless

The laptop wirelessly connects to my router, while the desktop is connected to the laptop with an ethernet wire. The desktop successfully can use the internet if I set the connection to be shared on ...
6
votes
1answer
439 views

Is juju only for cloud usage?

Can Juju be used on a single server to make it easier to deploy services like MySQL and any other Charms that are available? I understand that it is a tool to deploy and manage huge cloud servers but ...
4
votes
2answers
3k views

Internet unusably slow with Realtek Semiconductor Co., Ltd. RTL8111/8168B card

So I have recently installed Ubuntu 11.10 for a dual boot with wind 7. After the install I had like 300 updates, so I installed them. At first I could use the internet, although it was extremely ...
1
vote
1answer
3k views

Xinet tftp timeout

I trying to set up a PXE boot server. Everything is working but the TFTP client is timing out. TFTP connection timeout I am using this to setup the TFTP server. ...
0
votes
1answer
838 views

Python script to check if current IP address is from DHCP or static

How to check if eth address is taken from DHCP or set manually (static) using Python?
-1
votes
1answer
106 views

I need help on setting up my work environment

I'm having trouble planning how I should store and access my files! I need a good way to ensure that I always have backups (which are browseable) and access to my files from different computers. My ...
4
votes
1answer
742 views

Internet is slow & intermittent

Something kinda weird happened to me today. I've been using Ubuntu for month on my computer without any issue but today I decided to install Windows 7 on dual boot so that my GF can use Photoshop... ...
8
votes
4answers
28k views

I have a laptop, can I use Wifi and cable (Ethernet) networking at same time?

I have an intranet without connection to the Internet, and then I have WiFi with connection to the Internet. Can I make a configuration that makes it possible to be connected to the Internet through ...
2
votes
1answer
5k views

How to sniff https?

I've been using Windows for a long time with the HTTP Analyzer application, which is basically Wireshark for http/https protocols and is able to actually process https requests the same way as HTTP. ...
71
votes
16answers
135k views

Command for determining my public IP?

If I check with google, I can see my public IP. Is there something on the Ubuntu command-line which will yield me the same answer?
13
votes
4answers
41k views

How to successfully restart a network without reboot?

When I am using Ubuntu, sometimes the network goes down and there is no option to bring back the wired network. There is always option for wireless, but no option for wired network. In such case I try ...
7
votes
2answers
911 views

WiFi keeps on going on/off on an HP Pavillion g6 1B35

Recently I bought this laptop HP g6 1B35. It comes with Windows 7 Home premium. I installed Ubuntu in it by erasing windows. Ubuntu got installed correctly. But now when I turn my wifi switch ...
0
votes
1answer
501 views

I can't get on the internet via a wireless connection

This computer, (running Ubuntu 11.10 oneiric) I'm writing from is connected to the inet via Clearwire modem, to Belkin N600 DB wireless router (ethernet cable). This router successfully connects via ...
1
vote
1answer
628 views

Why can't i copy files to my NAS?

I can normally access all of my NAS shares without issue from my Ubuntu laptop. I have bookmarked all of the shares without issue, although they are a little slow to access. However moving files ...
3
votes
2answers
7k views

How can I transfer files between two Ubuntu computers on a LAN without installing additional software?

I know I can install Samba or openssh-server to be able to share files between two Ubuntu computers. Is there a way to share files without installing additional packages? I installed Ubuntu on two ...