Managing and using network connectivity on a Ubuntu system

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1
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1answer
730 views

Connect N VMs over 2 NICs to internet. Bridging? Bonding? Both?

What I have done many times and what works quite well is the following scenario: 1 NIC connected to a bridge and then N VMs connected to the network via that bridge (on Ubuntu 10.4). My newest ...
30
votes
13answers
25k views

Nice network diagram editor?

Writing a commercial proposal, I want to create a nice graphic showing the clients the architecture I thought of for their IT network, with servers, network connections, firewall, load-balancing, etc. ...
2
votes
2answers
2k views

Connect to network before user login

As a learning experiment, I'm trying to turn Ubuntu Desktop into a server. I was able to disable X at boot time and now, I am trying to get my computer to connect to my WiFi network at boot time, ...
9
votes
4answers
1k views

How to direct Ubuntu to use USB connection for Internet

I posted yesterday regarding how to configure easytether on Ubuntu. I followed the steps and everything looks good from the terminal. But I am not able to connect to the Internet. Currently I am ...
3
votes
3answers
5k views

dhcpd offers ip address but client doesn't get ip

I set up a dhcpd on my ubuntu server with this configuration: please note that the ubuntu server which runs the dhcpd has a static ip of 192.168.1.50 default-lease-time 600; max-lease-time 7200; ...
2
votes
1answer
4k views

How do I setup routing through a PPTP VPN?

I have created a PPTP connection back to my office, and managed to setup routing as suggested in this question, so that everything outside the office LAN keeps going to my current default gateway. ...
5
votes
1answer
8k views

How to start VPN service manually? [closed]

Since this morning I cannot connect to pptp vpn. when I click on NetworkManager applet and select the vpn it says: VPN connection fail The VPN connection "whatever" failed because vpn service ...
1
vote
1answer
93 views

Check if a file has been uploaded?

Is there anyway for me to tell if a particular file has been uploaded from just my desktop? I'm using Ubuntu and uploaded the file with Chromium.
22
votes
5answers
36k views

How do I share a folder with another Linux machine on the same home network?

I'm trying to share a folder on one Ubuntu machine with another Ubuntu machine on the same home network. When I right click on the folder and choose Sharing Options, it tells me I need to install ...
8
votes
3answers
2k views

Resources for making an Ubuntu-based router?

I need a dead simple (read dumbies) guide to setting an Ubuntu 10.10 machine up as a router. Here's the scenario: I have several Ubuntu 10.10 VM's that run on the same virtual network. I want them ...
5
votes
3answers
521 views

Can Wayland have network transparency implemented as a plugin? [closed]

To my understanding there's no reason why a Wayland plugin can't hide the app in the local machine, forward it's windows to a remote machine, and feed the app input from the remote machine. Am I ...
6
votes
3answers
8k views

Simple way to consistently access a SMB mount?

Is there any simple GUI way to make an SMB share persistent? I don't quite remember the steps, but on Windows, once you've mapped a share to a drive, you're given the option to 'reconnect on boot' (or ...
4
votes
2answers
6k views

Graphical Traceroute with Map from Repository

It seems like xt (xtraceroute) has been dropped from the repository, does anyone know of another graphical traceroute program in the main repos which draws maps? If not, then a loose deb package will ...
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2answers
611 views

Trouble shooting internet connection problems?

Just installed a wireless USB driver using ndiswrapper. The icon and menu options "says" I'm connected; meaning that I'm able to disconnect, connect, etc., but Firefox is not connecting to the ...
3
votes
3answers
9k views

Broadcom BCM4401-B0 100Base-TX Issues

I installed Ubuntu 10.10 on my Dell Inspiron 1521 and the LAN/Ethernet card was working perfectly but Ubuntu was displaying a message about not installing the Wireless drivers because it was ...
3
votes
1answer
11k views

How to define a secondary IP address that is down by default

I can define a secondary IP address on the same network card by adding the lines auto eth0:1 iface eth0:1 inet static address 192.168.9.101 ... to /etc/network/interfaces. This ...
4
votes
3answers
475 views

Listening to, and changing tracks on another PC on a LAN?

Rhythmbox runs on a PC in my network, and I was wondering if it would be possible to change the track, volume etc from my pc? Both PCs run 10.04. Thanks.
1
vote
1answer
861 views

Dual network connection

I have a usb cellular modem and a Home LAN connection on my Ubuntu 10.10 box. Both work independently. I want to know how to have both connected at the same time, and be able to specify which ...
5
votes
1answer
796 views

What is the “whois” requests limit?

I need to do a few thousands whois requests, I am pretty sure I will reach a limit at one point but I can't find exactly where that limit is, "man whois" shows me "No manual entry for whois". Does ...
1
vote
1answer
614 views

How to set up router with DSL? [closed]

I have a Verizon DSL connection. I am new to being the one who has to maintain the net. We have the Verizon modem and plugged into it is a belkin router. I did not alter the configuration on either of ...
2
votes
3answers
267 views

Can I install a firewall interface without `menu`?

I need an interface for ufw (uncomplicated firewall) that does not depend on "menu", which is outdated and messing with software updates/installations. I don't mind building from source but prefer a ...
22
votes
6answers
603 views

What would be the most practical way for a web developer to develop on Ubuntu but test on IE [duplicate]

I work as web developer and have Firefox and Chrome installed on my Ubuntu system. However, most of the nightmares for web developers are getting things to work on Internet Explorer, mostly IE7 and ...
7
votes
3answers
5k views

Call script after connecting to a wireless network

Is there a way for me to call a shell script once I connect to a specific wireless network? Reason I want to do this is I have to login to the network before I can start using it and I would like to ...
3
votes
3answers
2k views

How to view Windows PC connected to LAN?

In my LAN, there are 4 PCS. My PC is Ubuntu, others are Windows XP SP2. To share files between us, I installed Samba. In the network places, i can see others PC as well as mine. But when i click on ...
0
votes
1answer
451 views

how to make keyring auto connect? [duplicate]

Possible Duplicate: How to prevent empathy from asking keyring password on every start? everytime I login ubuntu, this keyring always pop out. how to make it auto connect?
9
votes
4answers
5k views

Bandwidth Aggregation with multiple 3G cards?

I have multiple 3G data Cards as well as a wired connection to the Internet. I can connect each of them separately and access the internet. Is there any way i can aggregate the bandwidth of these ...
3
votes
2answers
5k views

How to connect to the Internet (DSL) automatically at startup?

I also have to enter a password to connect. Not the root password, but a password I created for the DSL connection when installing Ubuntu. So I would like to get rid of the password and connect ...
3
votes
4answers
5k views

Easy way to switch network proxy settings?

I regularly use a http proxy for blocked sites here in China. However, it slows things down in general even for unblocked sites. Is there an easy way of switching proxy profiles? I'd prefer not to ...
6
votes
1answer
4k views

How do I build my own home network?

I'd like to have my own Ubuntu-based home network. That means, that I can access all my multimedia files from each computer. Music/Files/Videos are on Ubuntu 10.10. I'd like to have access to these ...
3
votes
3answers
602 views

Why doesn't Network Manager use system network scheme?

Does anybody knows why Ubuntu's NM does'n use native implementations for networking ? For example if I set up a pppoe connection in the network manager (using nm-applet) it has it's own way of ...
2
votes
2answers
3k views

How to setup a local network over the CAT5 cable?

I use Wifi to connect to the internet, and want to interconnect the two machines I am using so that it is easy to transfer files I can copy from one machine and use the same buffer on another ...
3
votes
2answers
203 views

Application to organize / manage installed networks

I was wondering if there is a Application where you can organize networks. I mean if you have installed some networks you have to note every pc's name, his ip-address and so on. Is there a ...
0
votes
2answers
512 views

Apache server A attempts conn to mysql server B. times out [closed]

I have an apache web server running PHP. I am trying to make a connection from apache server to a database server running mysql server. Heres a run down of the settings in place. apache server: ...
1
vote
2answers
265 views

Cross Platform Terminal/SCP app

I am doing more network device management at work, (mainly cisco and juniper) and need tools to telnet/ssh and SCP to manage the devices. I am comfortable with the gnome terminal, but wouldn't mind ...
3
votes
1answer
413 views

Virtual Network and NAT set-up

I need some help. I'm completely new to Linux. I'm trying to set up the following scenario: +-----+eth0 +-----+ +---+ | VM2 |-----------| VM1 |---------------| H | +-----+ eth1 ...
0
votes
1answer
376 views

How to Connect Online with Dial up Connection & Modem using Live CD [closed]

I want to browse internet using the Ubuntu Live CD. I have a dial up connection (using modem). How do I do it.
3
votes
1answer
2k views

Windows XP and 10.10 Maverick sharing?

My brother has Windows xp on his laptop and I have Ubuntu 10.10 installed and samba is also installed on mine and when I connect my laptop with a desktop running Ubuntu, I am able to see and access ...
3
votes
3answers
2k views

Why does wifi drop out constantly?

With any version of Ubuntu I try it seems that I have an issue with wifi. Try as I might, I cannot make the wifi stay connected. I have since installed iwScanner and I can see that my wifi network is ...
4
votes
2answers
629 views

How can I fully use the chroot I create with debootstrap on a local machine?

I'm running on a Ubuntu 10.04, and installed an 8.04 version in a directory /stuff/hardy sudo debootstrap --variant buildd --arch i386 hardy /stuff/hardy http://archive.ubuntu.com/ubuntu What I want ...
29
votes
12answers
29k views

How can I capture network traffic of a single process?

I would like to examine the network traffic being handled by a single process, but simple network captures won't work since I am dealing with such a busy system (lots of other traffic happening at the ...
3
votes
1answer
722 views

Unable to connect to iFolder server [closed]

I tried to install iFolder on Ubuntu 10.10 server 64 bit using this guide. Everything "worked" except: If I try to acccess the server with http://myurl/admin I get the error-message "Unable to ...
3
votes
2answers
1k views

Attaching a Windows network drive on Ubuntu

I've been setting up a dev machine over the last week and I want to be able to network the drive on my host Windows Server machine, using hyper v, to my guest Ubuntu Server machine. Server address is ...
2
votes
1answer
3k views

Enabling or installing network access tools in nautilus

Recently I had done remove --purge blue-tooth manager as my laptop doesn't have blue-tooth device. Now when I try to access a windows share from ubuntu I get this error. Cannot display ...
2
votes
5answers
683 views

Home network printer recommendations

I'm looking to buy a new printer to share between an Ubuntu 10.10 laptop and Windows Vista computer. I'm after something: fairly cheap (<=£100); with either wired or wireless networking; that ...
6
votes
3answers
1k views

What's the simplest way to account traffic?

I use a 3G cellular Internet connection with a very strict traffic limit, but some times I go to office and use an unlimited and fast cable connection (and of course I do traffic-consuming operations, ...
1
vote
2answers
1k views

Why hamachi time-outs after 5 minutes or so?

I installed Hamachi and Hamachi-GUI, on both my girlfriend's PC and Netbook. After 5 minutes or so (even if i keep using it during that time) it loses its online-connection. I have to go offline, ...
13
votes
2answers
13k views

How to set up dual wired and wireless connections?

My laptop has both wireless and a wired connection capabilities. Can I connect to a router A using wireless and a separate router B using wired ethernet at the same time without having to switch back ...
3
votes
4answers
823 views

Can't use tethered WiFi

I have a Dell Mini 9 Netbook with Ubuntu 10.04 Netbook Remix. I can get on my home Wifi fine, but when I try to connect to a tethered connection (on my Palm Pre phone), it won't connect, even though ...
3
votes
3answers
374 views

Which way is the best to manage a workstation from windows server 2008?

I mean, are there any tools to manage mixed networks with Windows and Ubuntu workstations from single Windows Server 2008? Some like GPO or Windows Managment Console.
4
votes
1answer
2k views

Changing LDAP password expiry time?

I am running LDAP Samba PDC on Ubuntu 10.04 server. By default the LDAP account pasword expires in 45 days. I want to change it. I've tried hard to find this setting in the LDAP conf files but I ...