Questions tagged [networking]

Managing and using network connectivity on a Ubuntu system

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2answers
785 views

Trouble with UFW blocking stuff from NAT machine to inside of NAT

I've got a NAT box (Ubu 10.04) running ufw with the following sudo ufw status verbose: Status: active Logging: on (low) Default: deny (incoming), allow (outgoing) New profiles: skip To ...
3
votes
3answers
2k views

Create a hamachi like NAT based VPN tool

Is there a tool like Hamachi (https://secure.logmein.com/US/products/hamachi2) which works on ubuntu? Bonus points if it can be paired with something running on windows/mac.
1
vote
2answers
920 views

connecting and copying files with scp — ubuntu 10.04

I have a work computer. I have a home computer. I want to be able to share files between with scp, both our computers are behind routers, which assign a local ip. 198.168.0.* As well as knowing their ...
199
votes
5answers
139k views

How do I find out which process is eating up my bandwidth?

I think I'm being the victim of a bug here. Sometimes while I'm working (I still don't know why), my network traffic goes up to 200 KB/s and stays that way, even tough I'm not doing anything internet-...
3
votes
5answers
466 views

Installing drivers for internet connectivity

I'm having problems installing the drivers for internet connectivity from service provider. My computer recognizes the files when I insert the stick but does not want to install the drivers when I ...
1
vote
1answer
2k views

Can't get HP Officejet 6500 card reader to work

This network (wired) printer works great using the latest HPLIP drivers. However when I plug in an SD card, it just blinks and never shows up mounted anywhere. Has anyone come up with a way to mount ...
8
votes
2answers
10k views

How to set up an Ubuntu 10.04 machine to accept ssh requests only from within the local network?

I am about to install 10.04 (from bare metal to replace 9.04) and I want to set it up so that I can shh into the machine, but only from other machines on my local network. (I.e., I want to reject all ...
16
votes
5answers
22k views

Wake from hibernate on ssh request

Is there a feature (or aptitude package) in Ubuntu 10.04 that will wake my computer up from standby when it gets an ssh (or other webrequest). I've been trying to put my computer in hibernate/standby ...
203
votes
14answers
392k views

How do I clear the DNS cache?

I just updated the DNS record (ns1, ns2, ns3.myhostingcompany.com) for a site I've got hosted, but I still get the domain registrar parking page. I'd like to see if the problem is Ubuntu's cached DNS ...
2
votes
3answers
2k views

Dropbox reconnect on network connection established

I am running UNR (but using the regular gnome launcher) and have DropBox installed. Since I use my laptop on the train, there is no network connectivity. However once I reconnect to a network, dropbox ...
55
votes
4answers
40k views

What is the difference between Network Manager and 'ifconfig' 'ifup', etc?

Ubuntu seems to provide at least two network "toolsets" (for lack of a better term). I'm running into conflicts between these two. Network Manager Something which is more like the traditional network ...
2
votes
2answers
872 views

Printer sharing and Ubuntu

I have a printer plugged it into my Ubuntu desktop machine. I want to access it from Windows 7 on my laptop. Is this possible? If yes, how can I do this?
1
vote
1answer
56 views

Network Preferences Occasionally Defaulted upon Login

Sometimes (but not all the time, oddly enough), when I log into my system, Networking will be disabled by default. Is this a common issue, or is there some workaround I missed to set 'On' as the ...
2
votes
3answers
5k views

How can Huawei EC-1260 (Tata Photon) USB Internet Device be used to share Internet over a home wireless network?

At home I have a Windows desktop - and one of the primary reasons I boot into it is to share my internet connection over the home wireless network. I have a setup of this kind: Windows Desktop <---...
61
votes
7answers
53k views

How can you monitor total internet data usage across reboots?

Some broadband providers impose a monthly download limit, charging extra if you go over. It is also quite easy to exceed some of the lower limits just by installing/updating packages and 'normal' ...
25
votes
4answers
56k views

How to set up Ubuntu as wireless accesspoint?

How can I set up my WiFi to be used as wireless access point on Ubuntu Server? I have a local Ubuntu Server, it has a wireless card in it (802.11a/b/g/n) and I really want to set it up as an 802.11n ...
21
votes
5answers
35k views

How do I configure WiFi to log in to WPA at boot time, regardless of user being logged in?

How do I set a system wide wireless WPA password that starts at boot time, allowing me to SSH in to the machine from outside, for example? I'm running mythbuntu. Until I log in, WiFi doesn't connect, ...
1
vote
1answer
169 views

Is there a way to link a VPN (tun0) adapter to a fake physical (ethX) adapter?

Is there a way to link a VPN (tun0) adapter to a fake physical (let's say ethX) adapter?
6
votes
4answers
36k views

add default route on boot [closed]

I'm trying to add a default route on my ppp0 connection, I want the default route points to that connection. I tried to add it in /etc/rc.local but I don't think that is the right place to do so. I ...
11
votes
4answers
4k views

How do I share files on my home network?

I would like to set up a home network with the various Ubuntu machines I have at my home. They are all running 10.04. It would have to be able to share files and maybe even chat. :) Any information ...
3
votes
3answers
9k views

How do I set up VLAN forwarding?

I have a DAAP server with multiple VLAN interfaces. I would like to get traffic forwarded on all of the VLANs. Forwarded from eth0 to eth1.010* I've got the switch configured to be a trunk port with ...
7
votes
2answers
7k views

How to map a VPN (tun0) network adapter on host Ubuntu to a VirtualBox guest Windows?

I have a Ubuntu 10.04 running Oracle VirtualBox 3.2.6 with a Windows XP guest. I use a VPN that I would like to be accessed by the guest VM, on a ifconfig it shows as: tun0 Link encap:UNSPEC ...
78
votes
3answers
78k views

How I can limit Download/Upload bandwidth?

How I can limit Download/Upload bandwidth for: Entire OS. One network interface. Single application.
9
votes
4answers
1k views

How can I share files over a Windows network?

I have a media computer which I recently reformatted to Ubuntu 10.04. I am probably just missing something obvious but I can't figure out how to share folders and files, so that I can browse to them ...
3
votes
2answers
4k views

Panel applet to show current network traffic in text?

I'm using the System Monitor panel applet to show me graphs of current ram usage and network traffic. However, I want something like iStat Menu's text version of this. If I hover over my current app, ...

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