A router is a device that forwards data packets between computer networks, creating an overlay internetwork

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47
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8answers
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What are the risks of NOT using a firewall (home computer)?

Since a password is required to be a superuser (to install and modify programs), what are the risks to not use a firewall under Ubuntu ? More particularly if I am using a NAT router ?
10
votes
5answers
26k views

How do I access an external hard drive plugged into my router?

I am running Ubuntu 11.10 and I own a Netgear N600 Wireless Dual Band Router with a USB port built into it. Naturally, the router came with instructions on how to mount and view this drive with both ...
6
votes
2answers
986 views

Wifi connected but no internet

i hope someone can help me with this, it was the story of today for me: Everything was going ok and my internet worked perfectly for every device I had (computer, tablet, phone) except for my two ...
5
votes
1answer
1k views

While using internet on ubuntu, all other computers get bad internet connection

I am currently using Ubuntu 10.04 Precise (in dual boot with Windows 7). Whenever I log onto Ubuntu Internet, all other computers Internet speeds plummet. Usually we have 20 Mbps download and 2 ...
5
votes
1answer
7k views

SSH into Ubuntu VM remotely

I dont have much experience on networking or linux, but I'm trying to ssh into an Ubuntu virtual machine from outside my home network. The Ubuntu virtual machine (VirtualBox) is running an a Debian ...
5
votes
1answer
1k views

Ubuntu routing table with 3 NICs

I want to configure Ubuntu 12.04 as a router. This Ubuntu PC has 3 network cards eth0:192.168.1.203 (LAN1) eth1:172.16.30.21 (Internet) eth2:10.216.1.107 (LAN2) and $ route -n Kernel IP routing ...
4
votes
5answers
585 views

Do I need an Ubuntu compatible router?

Im' thinking about formatting my HD and reinstalling with Ubuntu instead. However I'm concerned about losing internet access. I currently use XP and connect to the net via a router which I can access ...
4
votes
2answers
5k views

Problem Internet connection Ubuntu 12.04 Server (trough VirtualBox)

My final goal is to access my web projects trough external network. So, I have : Internet connection trough wireless router (ISP's IPs are internal, so and the IPs which the router sets to my ...
4
votes
2answers
4k views

Access Windows machines from Ubuntu on local network by hostname

[I've searched a LOT for a solution to this issue, but if someone wants to point me to a related question and/or answer, please do!] I have a local network over a broadband router with 3 Windows 7 ...
3
votes
1answer
10k views

I would like to make a Virtual Router on Ubuntu 12.04

I have recently installed Ubuntu 12.04 and would like to make a virtual router for my Android Device which only connects to infrastructure networks and not adhoc networks anyone who has any tips ...
3
votes
1answer
259 views

Install apt-cacher on a non-Ubuntu server (router)

Is there a way to install apt-cacher on a non-Ubuntu server? I'm using DD-WRT on my router and I thought it would be nice if the apt-cacher was there instead of on a PC which has to be powered on if ...
3
votes
1answer
4k views

how to connect to a remote desktop behind a router?

Here's my setup: I have a laptop that I roam around everywhere with, and I have a desktop computer at home that is connected to the web using a router with NAT. My objective here is to create an SSH ...
3
votes
0answers
30 views

HDD on a router [duplicate]

Possible Duplicate: How do I access an external hard drive plugged into my router? I am using ubuntu 12.04LTS. I am using a D-Link router for our wifi here and we have connected an HDD via ...
3
votes
1answer
919 views

How to set up Wi-Fi Hotspot for sharing using 2 wired and 1 Wi-Fi network cards?

I have 3 network cards installed in my ubuntu 10.04 server and I want to configure Internet sharing and file sharing on eth1 for wired users and wlan0 for wireless users. Static ip: eth0: 192.168.1.1 ...
2
votes
2answers
5k views

How to set up a linux server as a router

Motivation: I want to use my linux server instead of the average wireless router for several reasons I want to learn how to set up a more complete server on linux I don't want to have a modem, ...
2
votes
1answer
565 views

One SSID, two routers. How can I force the connection to the correct MAC?

Basically, the header tells it all. I have two routers configured with the same SSID. The main router is upstairs, and the secondary router is downstairs. Where I work, normally, the portable sees ...
2
votes
3answers
885 views

SSH from external network refused

I've installed open-ssh-server on my home computer(running Lubuntu 12.04.1) in order to connect to it from school. This is how I've set up the sshd_config file: # Package generated configuration file ...
2
votes
2answers
11k views

Rsyslog filter for logging router events (syslog server)

I am trying to configure rsyslog (Ubuntu 12.04 Server) to log events from a router. I found this old ubuntu forum post which got me most of the way there. So far I am able to get the events logged ...
2
votes
0answers
16 views

Local share access problem

since my last boot I've been having a weird issue: I can easily access the internet, and ping various websites, however I can't ping any address on my local network. I'm running Ubuntu 13.10 with ...
2
votes
0answers
862 views

How do I install a Livebox USB printer as network printer?

I hope someone has figured this out because I've spent days with google trying to track down the solution. I got fed up with microsoft Win XP and 7 and decided to try ubuntu 12.04 on a spare laptop ...
2
votes
0answers
201 views

Ubuntu router breaking internet radio streams

I have Ubuntu 12.04 up and running fine as a DHCP router with great throughput to my connected devices. two single nic's (one onboard and one PCI-e, both with Realtek 8111E chips) are used as WAN and ...
2
votes
1answer
515 views

My server does not forward packets between interfaces. What am I missing?

I'd like to get my Ubuntu 11.04 server to route packet between its two network interfaces. The two ethernet interfaces (eth0, eth1) work apparently well as such. Both have static IP addresses ...
2
votes
0answers
820 views

Laptop won't connect to Wi-Fi router

I have Ubuntu in one of the laptops I own. Since yesterday, and for no apparent reason, it is not able to connect anymore to my Wi-Fi router (I tried to forget the network and disabled security, ...
2
votes
1answer
413 views

Trouble communicating with router DHCP?

my home network is has problems regarding linux computers, two ubuntu and two mint. I have had a look at the log files and searched the internet regarding the solution. I cannot find a whisker of a ...
2
votes
0answers
184 views

Slow wireless about 1/3 bandwidth of wired from cable modem [duplicate]

HP DV6000 Wireless G Broadcom Netgear WNDR3400 router properly configured. Windows laptops using wireless G and N are considerably faster than mine. 12.04 LTS, all restricted drivers and all up to ...
1
vote
2answers
701 views

Facebook and Hotmail site don't work [closed]

In Facebook website, when I enter my username and password and "log in", it doesn't allow me to get through. In Hotmail, the page doesn't open up at all. In other sites, I don't have any problem at ...
1
vote
3answers
319 views

How to avoid trying to connect to a stranger's network with known SSID?

My Laptop knows an access point of my uncle's place. He is using a standard one given by the ISP, e.g. FRITZ!Box 6360 Cable. Alas, at my home there is also an access point with the same SSID. Ubuntu ...
1
vote
1answer
1k views

SSID of my wireless network is missing in Ubuntu 12.04 I can see other SSID's

I am unable to connect to the wireless network from Ubuntu 12.04 where as I can connect to the same wireless network via Windows 7, here is a snapshot of connected network in Windows 7 the SSID to ...
1
vote
2answers
485 views

How to set-up Linksys e4200 router on Ubuntu 13.04?

How do I set up my router (Linksys e4200)? I have the software that came with it but it is for Windows. My computer has Internet access but when I click on Internet connection information I get error: ...
1
vote
1answer
1k views

How can we make our ubuntu server router as gateway mode to router mode?

based on this sample guide link: http://ubuntulinux.co.in/blog/ubuntu/nat-configuration-with-iptables-in-ubuntu/ with this code: iptables –append FORWARD –in-interface eth1 -j ACCEPT it ...
1
vote
1answer
290 views

Ubuntu server routing table

i've a ubuntu server (13.04) with 3 NICs. This is my routing table: Destination Gateway Genmask Flags Metric Ref Use Iface default vodafone.statio 0.0.0.0 UG ...
1
vote
1answer
1k views

Ubuntu server 12.04 can't connect home wireless network

I have installed Ubuntu 12.04 (server) without GUI. I have Netgear wireless card ( model:wg311v3 ) that i have installed it through ndiswrapper driver wrapper to work with windows driver. I don't ...
1
vote
0answers
42 views

I loose the wifi connection close to the router

I have a weird problem and I have no idea what is going on. From my room the wifi works good but as soon as I put my laptop next to the router I loose the connection and cannot reconnect. I have a ...
1
vote
0answers
187 views

Can't reach PC over network until it pings me

I have two Ubuntu PC's in my setup. PC A is wired into the home router. PC B is wireless. When I reboot PC A, I can't ping PC B until PC B pings PC A. After that it works just fine. Also I think ...
1
vote
0answers
50 views

Nobody can use the internet when I turn on my computer? [duplicate]

I have just installed Ubuntu 12.04 LTS along with an old Windows installation. Every time I boot with Ubuntu. Nobody can use the internet if the wireless is on. Windows works fine though. How can I ...
1
vote
0answers
155 views

Wireless only working near the router

I am experiencing some very slow internet unless I am close to the router. Since my phone and my other computer work just fine at the same distance, it must be some problem with hardware or drivers. ...
1
vote
1answer
35 views

How to Install D-LINK 502T on a desktop

I have installed Ubuntu 12.04 and have been trying to install and configure D-LINK USB Router 502T. I tried following various posts available on internet but no luck. Can anyone help?
1
vote
0answers
213 views

Connecting to WiFi from Ubuntu 12.10

Having an issue connecting to the comcast Xfinity WiFi (only my home network, laptop can connect to other WiFi networks). Ubuntu shows that connection is established, I can access Internet/my router ...
1
vote
1answer
595 views

Setting up router in Ubuntu

Have, * D-Link Modem * ASUS WL520 GU router (with dd-wrt installed) * Desktop with Ubuntu 10.04 Would like to route the internet through my Desktop, which have 2 ethernet ports. Identified in Linux ...
1
vote
0answers
383 views

How to find out what is blocking a port

I have 3 machines: Machine A - local network Machine B - local network Machine C - external network Local network has a dynamic IP and Dyndns is set up to forward it. I have ssh on Machine B ...
1
vote
0answers
186 views

Router and NAS on same server

I got a Ubuntu Server that run smb, transmission-daemon and DNS. In my home we are 9 people, with a total of 16 devices connected to the network. List of "hardware" 100Mbit line in Standard modem ...
1
vote
1answer
212 views

Unable to connect to router-goes to web server instead

When I type 192.168.1.1 which is supposed to open up router configuration page, i'm being sent to apache web server's default "it works" page. How to resolve this IP conflict? This is happening on ...
1
vote
0answers
477 views

Android SDK and Eclipse can't fetch packages

I have this problem where I can't download packages in my android sdk and eclipse. Apparently these programs can't fetch the repository. For android sdk, it always gets stuck on fetching the ...
1
vote
1answer
4k views

Cannot ping router with a static IP assigned? [closed]

Alright. I am running Ubuntu LTS 12.04 and am trying to configure a local caching/master DNS server so I am using Bind9. First, here are some things via default DHCP: /etc/network/interfaces cat ...
1
vote
0answers
47 views

Ubuntu One hangs router sockets [duplicate]

Possible Duplicate: Ubuntu One Limit Concurrent Uploads / Downloads I have Ubuntu One for kde in 12.04 kubuntu. Every time I run it from scratch, e-mail and others stop working properly ...
0
votes
3answers
8k views

How do I Set Up my Edimax BR-6428nS Wireless Router

I have looked into Ask Ubuntu but I can't find an answer of the Edimax BR-6428nS model. You can download a source code in a zip file but I do not know how to open the source code file or how to run ...
0
votes
1answer
121 views

Ethernet not connecting on boot

I recently moved my router to another PC and the back to my own and now my system won't start the ethernet connection automatically upon boot, I have to manually click on Wired Connection 1 each time. ...
0
votes
1answer
351 views

ubuntu as router, 2 nics, 2 lans, outside lan can not connect to inside lan

How can I make LAN on 192.168.1.xxx (eth2) forward packets to other LAN (eth0) 10.42.0.19 (Win7 PC)? Both the LANs are connected to Ubuntu PC. I can ping from PC connected to eth0 to PC connected to ...
0
votes
1answer
260 views

Ubuntu frontier DSL internet not working?

I recently installed ubuntu 11.10 on an older computer Pentium 4 dual 3.0 chips. Ubuntu installed and runs great, but cannot get the internet to work. Will not recognize either the ethernet card, or ...
0
votes
1answer
345 views

ubuntu as multi port router

If I have an 4 (or more) ethernet port linux box, How to setup it as router to handle 4 class c subnet ? for example, eth0 => 192.168.1.0/24, eth1 => 192.168.2.0/24, eth2 => 192.168.3.0/24, eth3 => ...